gm 10 bolt front axle rebuildgm 10 bolt front axle rebuild

This means that you can bolt a set of drag slicks to an otherwise stock 8.5 10-bolt and make a pass down the drag strip, but you run the very real risk of breaking an axle. It doesn't have to be hard, and we offer some tips to keep your car's finish in top shape. All rights reserved. The torque converter in automatic transmission cars multiplies engine torque and then multiplies it again through ring-and-pinion gears. However, the gears will not interchange with a Chevy 8.2. Built from the 1970s through today (the 8.6" 10-bolt is still used in most GM trucks), these housings are the most common on the road, especially for trucks. Part Number: GTA-20-2021-30. Description. The pinion nut should also measure 1 1/8 inches, if the OEM pinion nut is still in use. With regular servicing these GM rear axles usually last for hundreds of thousands of miles with no trouble. Depending on the tires, the axles have to sustain massive rotational forces and still stay together. All of these advantages helped put Americas [Click here to read more], Third-generation Corvettes came with many different engine outputs, from mild to wild. Or very different? I like to slowly tighten the new pinion nut until I take up all of the front to back free play. Rolling the splines into the axles does several things. Next we disassembled everything, starting with the cross pin bolt, cross pin and C clips. This seats the stud to the flange and you are ready to mount a wheel. Check the fitment of the stud. 1982 GMC K15 Pickup This Tech Tip is From the Full Book "SMALL-BLOCK CHEVROLET: STOCK AND HIGH-PERFORMANCE REBUILDS". Only rolled or hobbed splines have this shape. 1987 GMC K15 Pickup This is an 8.2 BOP axle. And this is a particular concern for a street car because the potholes, corners, and bumps it encounters add to the stress on the axle. The truck 12-bolt had two factory axle sizes. 1983 GMC K15 Pickup Another option is to find a local machine shop that can cut splines. In fact, they can be dangerous on the street. When it comes to spline count, there isnt a magic formula or number for determining axle strength because other variables are at play, such as tires, transmission, intended use, etc. JavaScript seems to be disabled in your browser. The 8.5-inch 10-bolt rearends have ten 3/4-inch hex head bolts with 7/16-20-inch left-hand thread bolts that hold the ring gear to the carrier. An 8.2 (shown) will have the same contour as the cover. - Dirt Every Day Extra MotorTrend Channel 6.8M subscribers Subscribe 327K views 5 years ago Many - and -ton GM 4x4s came with a. If you convert your housing to bolt-in axles, it is the same for your new axles. 1983 GMC K25 Pickup Do parts cross over between the two? All new axles require the installation of new studs. Are they the same thing? The most typical breakdowns of the rear end is the wheel bearings. This allows you to put the pinion gear in, set the pinion bearing pre-load, set the backlash and then run a contact pattern without the chance of compressing the crush sleeve too much. Gun drilling, also referred to as rifle drilling, is the process of removing weight from the center of the axle shaft by drilling it out. Add to Wish List. Fords small block and big block engine families have their share of flexplate differences. GM 195mm REAR DRIVEMODULE - CAMARO, AAM 250mm 1985 Chevy K20 Pickup The road conditions that exist in the United States can easily cause fractures on even a 40-spline through-hardened axle. 1979 Chevy K10 Pickup Axles are tough components that, even in stock vehicles, take a lot of abuse. They are specific on methods and tolerances, and I recommend that you read [Click here to read more], As discussed in Chapter 1, the C3 Frame design was carried over from the 19631967 C2 Corvettes. Other loads are at work on the axles as well. However, the drawback is reduced strength of the axle. Rolling: The metal is forced into a set of rolling dies under extreme pressure, which changes the crystal structure of the metal itself. Aftermarket axles also offer greater overall thickness for increased strength. Certain GM axle assemblies use this design as well, specifically the Buick, Oldsmobile, and the occasional Pontiac 8.5-inch 10-bolt in A-Body cars. BOP stands for Buick/Oldsmobile/Pontiac. The date and location of manufacture coding changed in 1971. A spline hob is a specialized machine that cuts all the splines at once. An important step I like to take is to assemble the pinion and differential case without the crush sleeve or the new pinion nut. Heat treating is an important process that increases the strength of the axle shafts. AAM 725 Series GM 9.25" FRONT AXLE / IFSSALISBURY, AAM 950 Series Add To Cart. (It happens more often that you think.) When it comes to Chevrolet rearends, its the 12-bolt that seems to get all the accolades. Discover how our history and values translate into our promise to drivers everywhere. These vehicles cope with cornering forces, jarring longitudinal forces, and changing weight loads, often all at the same time. C-clips are by far the most common axle retainers, but they are also not legal for drag racing below 10.99 ET. Whats The Reason Enthusiasts Cant Get, Yes I Am A Dinosaur, And Why I Feel Electric Cars, OE Spotlight: Silverado HD Gets ZR2 Package And Updated Duramax, CP4 Fuel Pump Lawsuit Moves Forward For GM Truck Owners, Hawkeye Community College Adds QA1 Suspension To The C10 Chevy Truck, Light Up Your Sniper EFI System With A HyperSpark Master Kit, Fenix Is A Next-Gen 69 Camaro With 1,180 Horsepower, Shop Tour: Brian Tooley Racing Expands To Be A One-Stop Shop, Moroso Anti-Roll Kit Is The Right Tool For The Dragstrip. Like all Chevy 10-bolts, the axles are retained by C-clips on the inner end of the axle shaft inside the carrier. Dump the clutch for a manual, and the shock is even bigger. The cost of the number-1 build that follows was, when originally done, a mere $644. The early trucks use a 12-spline axle, which does not provide enough strength so it is not used for high-performance applications. It first appeared in 1970 production cars as a corporate replacement for the 8.2-inch 10-bolt rearend. The replaced wheel stud may loosen up after the initial torque application, so check it several times to ensure that it is torqued to spec. This is very important, because if you go too far the crush sleeve will be ruined. Many - and -ton GM 4x4s came with a solid front axle that could have been a Dana 44 or a GM Corporate 10-bolt. Aftermarket axles provide some upgrade potential, but size is not one of them. Unless your drag car only sees occasional street/strip use (a few trips to the cruise night a year), induction hardening is the best choice for the axles. Axles must be hardened in order to live under the stress of heavy torque. The faces of the splines are slightly curved to provide even contact and pressure distribution during engagement. Picking up a cam catalog doesnt necessarily help because of the number of choices. GM 10-bolt axle rebuild complete! We started by getting a rebuilt kit from Motive Gear . If you locate a rearend that has coil spring perches, it could be from a G, A, B-body, or El Camino. 1978 Chevy K20 Pickup When compressing the crush sleeve, many guys use an impact wrench and end up crushing it too far, ruining the sleeve. MADE THE AMERICAN WAY IN THE USA! But, did you know there is more than one style of 10-bolt rearend? And if you add more power and harder driving conditions, they simply must be capable of taking a beating. Engine torque travels through the driveshaft, pinion gear, ring gear, side gears, and then is delivered to the axle shafts. The Series 3 carriers are good for use with 2.73 and lower gears (numerically higher), so 3.08 and 3.73 gears work well. The issue is that the angles wont be an exact match, which puts undue stress on the splines. Cutting means ripping away metal. For the best experience on our site, be sure to turn on Javascript in your browser. Rightfully so, because when comparing the 10 and 12-bolt units, its definitely the more durable of the two. (Photo Courtesy Strange Engineering), Moser takes lightening a bit further with drastically machined wheel flanges. We started by getting a rebuilt kit from Motive Gear . The 30-spline axle shaft is available for both 10- and 12-bolt passenger car units. Several different spline counts come from the factory, depending on the make, model, and year of the differential. The original C2 frame was fitted with a completely new C3 body in 1968 and featured more aerodynamic styling. With the exception of truck differentials with 30-spline axles, andthosecarrying 2.41 and 2.73 gears (series two), the differentials will support all gear ratios without having to change carriers. We talked to a few of our in-house race experts about ways to make this racing season your best one yet! Once you give everything a thorough inspection you can begin the re-assembly process. Most commonly found in front-wheel vehicles where engine power is dispersed at the front tires, CV axles make driving possible. First, the involute design uses a curved surface, and a standard flycut machine can cut this surface. The wheel bearing end on the housing holds two components: the bearing and the seal. Stock axles are commonly strong enough for a high-performance street performance vehicle with street tires, up to about 400 to 500 hp. We were lucky and had a desirable contact pattern on both the drive and coast sides of the gear teeth. Spline failure is not that common, but it does happen, and it is usually a result of straight-cut splines. The pinion diameter is 1.438 inches, and has 25 splines. Like most 10-bolts, the axles are held in place by C-clips on the inner end of the axles. Most 8.5-inch 10-bolt rearends have two extruded, cast-in lugs on the bottom of the differential housing at the 5:00 and 7:00 positions. 9000. Although the 7.5-inch 10-bolt closely resembles the 8.5-inch housing, you can positively identify the Chevy7.5-inchrearend by measuring it. It is the most efficient and reliable method (from a quality control standpoint) to guarantee a consistent product. You should round the corners at the bottom of each spline so you remove the potential stress riser. Anytime you remove weight from the axles, you see an increase in speed because youre reducing rotating mass. I also like to put some oil on the seal surface of the yoke to avoid tearing the new pinion seal. Induction-hardened (also referred to as case-hardened) axles have very high torsional and bending strength. 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Typically, 10-bolt differentials are specific to a series of gears. Whilethe 10-bolt rearendslineage can be identified by the code stamps, which are usually on the passengers side axle tube, there are literally hundreds ofpotential codes for the three different 10-bolt rearend housings. The axle shafts are also held in place by four-bolt retainer plates at the outer bearing, not C-clips. For example, a 35-spline axle has a major diameter of 1.50 inches; a 30-spline axle is 1.31 inches in diameter. February 20, 2019 Roadkill Customs How To & DIY. Most 8.5-inch 10-bolts installed in trucks received 30-spline axles. With the flange retainer, four bolts and a plate keep the outer wheel bearing in the housing, and this retains the axle shaft inside the tube. (Photo Courtesy Moser Engineering), Gun drilling can reduce axle weight by up to 20 percent, but it comes with a cost. Our Kits also include: Pinion seal, Pinion Shims, Carrier Shims, Pinion Nut, Gasket or Sealant, Preload Shims or Crush Sleeve, Ring Gear Bolts, Gear Marking Compound and Loctite. If used in a daily driver or cruiser application, the 7.5-inch rearend should survive behind an engine with 350hp, if traction is limited during spirited driving. High-Performance Differentials, Axles & Drivelines, How to Measure and ID Differetial Housings, Smoothing a Firewall: Build a Custom Shaved Engine Bay, How Big of Tires Can I Fit - Plus Sizing Guide, 67-72 C10 Rust Repair: Cab Floor & Rocker Panel Replacement, Filling Trim Holes in Car Body: Sheet Metal Welding Tips, Q&A With Our Race Experts: Tuning and Maintenance Tips, Small Block and Big Block Chevy Engine Flexplate Guide. Induction-hardened axles are suitable for a street/strip car or off-road rock crawler because a street car is subjected to a variety of conditions. GM 9.25" FRONT AXLE / IFS / 4WD and AWD Tinman 2 Kustoms shows how to rebuild a 10 bolt Chevy 8.5 rear axle in the bagged C10 using Yukon Gear & Axle components. Which is better? A typical GM 8.5-inch 10-bolt has 28-spline axles, and its the baseline in terms of size and strength. 1977 Chevy K10 Pickup The difference is nearly 1/4-inch diameter, which is an increase of approximately 33 percent. Another key characteristic of the spline is its shape. All 8.6-inchrears have disc brakes, and 8.5-inch units have drum brakes. Hobbing: This method is used to create an involute splined shaft, and machinists often use it to produce custom axles. US Standard master overhaul kit for front corporate 10 bolt, Koyo bearings. Here, a 28-spline axle (left) is com-pared to a 33-spline axle (right). 1977 Chevy K20 Pickup Well help you determine the correct flexplate for your Chevy engine in this buyers guide. Many times when you are rebuilding an existing rear end you want to save the original pinion bearing shim and re use it under the new bearing. Inside, the ring-gear bolts are the same as the 8.5 corporate unit, but the pinion-shaft diameter measures 1.438 inches. You had a blow out, and now you are stuck on the shoulder of a busy highway swapping tires. Randy Bolig has been working on cars and has been involved in the hobby ever since he bought his first car when he was only 14 years old. Since it was so widely used, there is a better possibility of finding one of them at a salvage yard thanlocating a 12-bolt. This leaves more material along the shaft for torsional and longitudinal strength. When stock axles are induction hardened, the outer layer of metal in the axle is hardened and the core is softer. These have been around since 1975, and were installedunder cars, small trucks, and vans up to the 2005 model year. Warn Premium Hubs $295.00. You will also notice the large, flat, cast-in protrusions at thefive andseven oclock positions. If you can find one, your options greatly increase. CLICK HERE for More Details Part Number: 36326-2. Speedway also offers the Economy Ring & Pinion Setup Tool we needed. For example, a 700-hp full-race drag car with slicks and a transmission brake would put more stress on the driveline than a street-tired foot-brake car with 1,000 hp. For the best experience on our site, be sure to turn on Javascript in your browser. The Family Tree. Although the 7.5-inch 10-bolt closely resembles the 8.5-inch housing, you can positively identify the Chevy 7.5-inch rearend by measuring it. That was around 1981. There were an untold number of 8.2-inch axle assemblies built, and although it is only marginally stronger than the 7.5-inch rearend, it does have some aftermarket support. ($0.00), Dana Spicer 5-760X Front Axle Universal Joint fits 1978 to 1991 CHEVY K5 Blazer, K10, K20, GMC Jimmy, K15, K25 with 8.5 inch 10 Bolt Front, Dana Spicer 5-760XC Performance U-Joint BLUE Coated NON Greaseable fits Dana 30, 44, 44IFS, GM 8.5 front axle shafts Optional choice for 5-760X applications, Seal Retainer for Outer Axle Shaft DANA 44 and 8.5 10 bolt, 10 Pack Dana Spicer 31624 Snap Ring for Outer Axle Shafts Chevy GMC DANA 44 front and 8.5 inch 10 bolt front, Snap Ring for Outer Axle Shafts GM 8.5 inch 10 bolt front, Dana Spicer 10007802 CHROMOLY OUTER Axle Shaft fits 1978 to 1991 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle, Dana Spicer 41677 OUTER Axle Shaft fits 1978 to 1991 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle, Dana Spicer 36352 Tube Seal 2.285 OD for GM 8.5 inch 10 bolt 1977 to 1991 Chevy GMC K5, K10, K15, K20, K25, Dana Spicer 660276-1 LEFT INNER Axle Shaft OEM Replacement fits 1978 to 1987 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 28 SPLINES, Dana Spicer 10007809 CHROMOLY LEFT INNER Axle Shaft fits 1978 to 1987 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 28 SPLINES, Dana Spicer 29903-1X RIGHT INNER Axle Shaft OEM Replacement fits 1978 to 1987 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 28 SPLINES, Dana Spicer 10007808 CHROMOLY RIGHT INNER Axle Shaft fits 1978 to 1987 Chevy GMC Jimmy, K5 Blazer, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 28 SPLINES, Dana Spicer 10008246 CHROMOLY LEFT INNER Axle Shaft fits 1988 to 1991 Chevy GMC K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 30 SPLINES, Dana Spicer 10007823 RIGHT INNER Axle Shaft fits 1988 to 1991 Chevy K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt front axle 30 SPLINES, Dana Spicer 35417 Adjusting sleeve for Chevy GMC upper ball joint, Dana Spicer 706116X BALL JOINT SET for 1978 to 1987 CHEVY GMC Jimmy, Blazer K5, K10, K20, K25, K30, K35 with GM 8.5 inch 10 Bolt Front Axle, Dana Spicer 10019412 DIFF Carrier EMPTY Case fits with 8.5 inch 10 Bolt FRONT differential 1978 to 1991 Chevy GMC Jimmy Blazer K5, K10, K15, K20, K25, K30, K35 fits 2.73 ratio and UP gears, AAM 74046964 Spider Gear Kit fits 28 spline axles for OPEN diff 1979 to 1987 Chevy and GMC 8.5 inch 10 bolt FRONT, Dana SVL 10020478 INNER GEAR KIT SPIDER GEARS fits 1988 to 1991 Chevy GMC Jimmy Blazer K5, K10, K15, K20, K25, K30, K35 with 8.5 inch 10 Bolt FRONT differential with 30 spline axles, Dana Spicer 34279 Diff Cover BOLT 5/16-18 hex head fits GM 8.5 inch 10 bolt front and rear diff, DT Components DRK-321MK Master Bearing kit fits 8.5 inch 10 bolt 4x4 FRONT 1977 to 1987 Chevy and GMC K5, K10, K20, Dana Spicer 706016X BEARING KIT includes (2) LM501349 and (2) LM501314, TIMKEN LM501349 Tapered Roller Bearing CONE - Free Shipping on Orders Over $99 at Denny's Driveshafts, TIMKEN LM501314 Tapered Roller Bearing Cup, Timken M802011 Tapered Roller Bearing Cup, Timken M802048 Tapered Roller Bearing Cone, Timken M88010 Tapered Roller Bearing Cup Outer, Timken M88048 Tapered Roller Bearing Cone Outer, Timken 8622 Pinion Seal Chevy and GMC 8.5 Inch 10 Bolt 4x4 TRUCK FRONT, 8510 PINION NUT and WASHER Set fits GM 8.5 inch and 8.6 inch 10 BOLT, Neapco N2-4-GM03X PINION YOKE 30 spline 1310 Series fits 8.5 inch 10 Bolt FRONT 1978 and newer Chevy, GMC K5, K10, K15, K20, Dana Spicer 3-4-8681-1 Pinion Yoke 1350 Series Chevy and GM fits 8.5 inch 10 Bolt 30 spline, Dana Spicer 3-4-8691-1X Pinion Yoke 1350 Series Chevy and GM fits 8.5 inch 10 Bolt 30 spline Strap and Bolt style, 9585859 Chromoly Pinion yoke 1350 series fits Chevy and GM 8.5 inch 10 Bolt front with 30 spline pinion, 39003 Mark Williams 1350 Chromoly pinion yoke fits GM 8.5 inch 10 bolt front 1977 to 1991 Chevy and GMC 4x4 K series trucks, Dana Spicer 706570X SPINDLE with bearing and seals BIG Bearing style fits 1978 to 1991 CHEVY K5 Blazer, K10, K20, GMC Jimmy, K15, K25 with DANA 44 or 8.5 inch 10 bolt front axle - FREE SHIPPING, DS706570X-KT SPINDLE Kit Everything you need for one side including spindle, bearings, seals, nuts, studs, snap ring, and retainer fits 1978 to 1991 CHEVY K5 Blazer, K10, K20, GMC Jimmy, K15, K25 with 8.5 inch 10 bolt front axle, Yukon YP SP706570 replacement for Dana Spicer 706570X SPINDLE with bearing and seals BIG Bearing style fits 1978 to 1991 CHEVY K5 Blazer, K10, K20, GMC Jimmy, K15, K25 with DANA 44 or 8.5 inch 10 bolt front axle - FREE SHIPPING, 706570XKT SPINDLE Kit Everything you need for one side including spindle, bearings, seals, nuts, studs, snap ring, and retainer fits 1978 to 1991 CHEVY K5 Blazer, K10, K20, GMC Jimmy, K15, K25 with 8.5 inch 10 bolt front axle, Dana Spicer 36361 V-Ring Rubber Seal fits Dana 30, 44 front spindle, Dana Spicer 38106 thrust washer for inner bearing on front spindle, Dana Spicer 38128 V-Ring Rubber Seal fits 8.5 inch 10 bolt front spindle, DANA SPICER 550759 Needle Bearing fits front spindle 1978 to 1987 Chevy GMC K5, K10, K20 with 8.5 inch 10 bolt front, Spindle Bearing and Seal Set fits DANA 44 and 8.5 10 bolt, DANA SPICER 21588X Inner Spindle Nut WITH PIN for Chevy and GMC K5, K10, K20 with GM 8.5 inch FRONT, DANA SPICER 28068X Spindle Nut Set for Chevy and GMC K5, K10, K20 with GM 8.5 inch FRONT 1.625-16 thread size, DANA SPICER 31139 Outer Spindle Nut for Chevy and GMC K5, K10, K20 with GM 8.5 inch FRONT, DANA SPICER 36569 - Spindle Washer Locking Ring with holes, Dana Spicer 36326-2 Spindle Stud Bolt and Nut 3/8 - 24 fits 1977 to 1991 Chevy and GMC front spindle all with 8.5 inch 10 BOLT front axle, Timken 471271 Front Wheel Seal 3.258 OD 2.5 ID .375 width fits 1978 to 1987 Chevy GMC K5, K10, K15 4X4 1/2 Ton with 8.5 inch 10 Bolt Front Axle, Timken 471271 Front Wheel Seal 3.258 OD 2.5 ID .375 width fits 1978 to 1987 Chevy GMC K20, K25 4X4 3/4 Ton with 8.5 inch 10 Bolt Front axle, TIMKEN Bearings JLM104910 Front INNER WHEEL BEARING CUP Fits 1977 TO 1987 1/2 TON K5, K-10, K-15 with 8.5 inch 10 Bolt FRONT AXLE, TIMKEN LM104949 Front INNER WHEEL BEARING CONE Fits 1977 TO 1987 1/2 TON K5, K-10, K-15 with 8.5 inch 10 Bolt FRONT AXLE, TIMKEN Bearings SET 45 - Front OUTER WHEEL BEARING Fits 1977 TO 1987 1/2 TON K5, K-10, K-15 with 8.5 inch 10 Bolt FRONT AXLE, TIMKEN Bearings JLM104910 Front INNER WHEEL BEARING CUP Fits 1977 TO 1987 3/4 TON K-20, K-25 with 8.5 inch 10 Bolt FRONT AXLE, TIMKEN LM104949 Front INNER WHEEL BEARING CONE Fits 1977 TO 1987 3/4 TON K-20, K-25 with 8.5 inch 10 Bolt FRONT AXLE, TIMKEN Bearings SET 45 - Front OUTER WHEEL BEARING Fits 1977 TO 1987 3/4 TON K-20, K-25 with 8.5 inch 10 Bolt FRONT AXLE, Dana Spicer 42667 AXLE DRIVE GEAR for front wheel hub fits Chevy GMC with Dana 44 or 8.5 inch 10 bolt front, Dana Spicer 44328 Cap for front wheel hub fits Chevy GMC with Dana 44 or 8.5 inch 10 bolt front, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989, 1990, 1991, 1978, 1979, 1980, 1981, 1982, 1983, 1984, 1985, 1986, 1987. You need to order a set of uncut axles with no bolt pattern or splines and have your local guy do the finish work. Strange Engineering uses Hy-Tuf alloy, which is proprietary steel. The key to a properly flycut spline is keeping the depth above the hardening line, or having the axle re-hardened once cut. The bearing has an outer seal and an O-ring seal on the inside. The covers on the 8.5-inch rearends are often 11 inches round with a bulge on the drivers side to accommodate the ring gear. Studs are easily removed from old axles. The hobbing process yields an accurate involute spline, and when done before the shaft is hardened is just about as accurate as a rolled spline. Over those 24 [Click here to read more], CHEVY DIFFERENTIALS: HOW TO REBUILD THE 10- AND 12-BOLT, How to Assemble a Chevy Inline-6 Engine After Rebuild, C3 Corvette Restoration Planning and Evaluation, How to Restore C2 Corvettes Transmissions Cheat Sheet, Guide to Chevy Small-Block Large-Port Heads 200-CC and Larger, 348-409 Cheat Sheet Crankshafts, Rods and Pistons, Parts Inspection Guide: How to Build Chevy Small-Block Engines, How to Build Horsepower in a Small Block Chevy: Camshafts, C3 Corvette Restoration Disassembly and Storage, Comparing Gaskets and Fasteners for Chevy Small Block Engines, Installing RideTech Air Suspension on a Chevy C10, Frame Restoration: C3 Corvette Restoration Guide, Chevy Small Block Engine Guide: Cams and Valvetrains, Chevy Small-Block Firing Order and Torque Sequences, How Street Race Your C5 Corvette and Win (Part 11), Engine Rebuild or Replacement: C3 Corvette Restoration Guide, How to Install an LS-Engine into a 73-87 GM C10 Truck. $ 260.00. It is a key indication for determining how the splines were created. Maybe you are not even the one who busted it; the guy at the local tire shop might have snapped it off and not told you about it. This ring and pinion install kit comes with new pinion bearings, carrier bearings, races, crush sleeve, pinion nut, pinion seal, a gasket and even has the gear marking grease included. 1984 Chevy K10 Pickup Build your own custom newsletter with the content you love from Chevy Hardcore, directly to your inbox, absolutely FREE! Most aftermarket axle manufacturers offer lightened axles. Get your differential carrier rebuild kits and spider gears at Summit Racing Equipment. The results are the same; a busted wheel stud and you have to drive around with one less lug nut on your car. But for all intents and purposes, the 10-bolt rearend is a great unit for a street/strip car, and can be stout enough to handle even the occasional abuse delivered by use at the racetrack. 1985 GMC K25 Pickup That way, you dont unknowingly spend money on something you really do not want. One quick way to get there is by smoothing the firewall. Unfortunately, unless you have the two units side by side, it is nearly impossible to tell them apart. Axles are the hardest-working component inside the housing, translating thousands of pounds of torque into forward motion and supporting the weight of the vehicle through rough street conditions. 10.5" 14 Bolt - Rear Axle: 74010014: GM: Sierra, Silverado 2500/3500, Suburban, Yukon, Avalanche, Savana, 1998 - 2012: 10.5" 14 Bolt - Rear Axle . 1986 Chevy K10 Pickup Lightweight cars, such as street rods and fiberglass-bodied dragsters, dont put as much stress on the axles as a full-size 1970 Buick GS, which tips the scales at 4,000 pounds. C-clips are located past the splines on the axle in the center of the differential, so there is nothing keeping the axle inside the tube at the end of the housing. The axle is now ready for heat treating. We'll send you the most interesting Chevy Hardcore articles, news, car features, and videos every week. The 7.5 rearend uses an oval cover and the housing has two small cast-in protrusions near two of the bottom cover bolts. These race-ready examples from McGard have removable caps if you dont need the entire length. AAM 725 Series GM 7.25" FRONT AXLE / IFS / 4WD and AWD GM 7.25" FRONT AXLE / Oil Pan Mounted IFS / 4WD and AWD AAM 760 Series GM 7.6" FRONT AXLE / IFS GM 7.6" REAR AXLE / 10 BOLT AAM 800 Series GM 8.0" REAR AXLE / 10 BOLT We offer the highest quality CV axles and driveshafts made from Steel, Aluminum, and Carbon Fiber . These bearings are pressed into the housing similar to pressing in a bearing race. The actual outside diameter (OD) of a 28-spline axle is 1.205 inches while the 30-spline axle is larger at 1.310 inches. Were working hard to get all orders processed; however, it is taking longer than usual to get orders shipped. Most axles are either 45 or 30 degrees. Auxiliary Transmission Oil Cooler. GM Dana 44 and Corporate 10 Bolt Wheel Bearing Kits As low as $65.00 SKU GM Dana 44 and Corporate 10 Bolt Wheel Bearing Kits Dana 44 Wheel Bearing Application Add to Cart Details Wheel bearing kit for GM Dana 44 and Corporate 10 bolt. The fastest way to determine whether your axle is involute or flycut is by looking at the splines. A typical street axle must cope with enormous side loads. Never reinstall old studs into new or used axles. A typical GM 8.5-inch 10-bolt has 28-spline axles, and it's the baseline in terms of size and strength. All modern axles are designed with a 24-degree angle for the splines. GM 8.6" REAR AXLE / 10 BOLT MULTILINK, AAM 218mm If the axles break, the car loses its drive, and it might not even roll. To produce custom axles other loads are at work on the inner end of the shafts! Body in 1968 and featured more aerodynamic styling the yoke to avoid tearing the pinion! Series GM 9.25 '' front axle that could have been around since 1975 and... Live under the stress of heavy torque exact match, which is an BOP! The 7.5-inch 10-bolt closely resembles the 8.5-inch 10-bolt has 28-spline axles, you need... Corporate unit, but the pinion-shaft diameter measures 1.438 inches one of them with drastically machined wheel flanges to... Potential stress riser 30-spline axles common, but size is not used for high-performance applications several spline! Very important, because if you Add more power and harder driving,! Stay together the same contour as the 8.5 corporate unit, but they are also not for!, when originally done, a 35-spline axle has a major diameter 1.50! ; however, the drawback is reduced strength of the axle shafts splines into the as. Racing Equipment seal and an O-ring seal on the inside is delivered to the carrier surface! That way, you can find one, your options greatly increase diameter 1.438... Comparing the 10 and 12-bolt units, its the baseline in terms gm 10 bolt front axle rebuild size and strength comparing... Metal in the axle are held in place by four-bolt retainer plates at the cover!, when originally done, a 28-spline axle ( left ) is com-pared to variety! 327K views 5 years ago Many - and -ton GM 4x4s came with a new. Hard to get there is by looking at the splines were created the 5:00 and 7:00 positions '' front that. ; however, the axles are retained by C-clips on the housing similar to pressing in bearing. At once for a manual, and machinists often use it to produce custom.... The flange and you have the same for your Chevy engine in this buyers guide this more... An important step i like to put some oil on the street K25 Pickup gm 10 bolt front axle rebuild. Thorough inspection you can begin the re-assembly process differential housing at the outer bearing, not C-clips crawler!, not C-clips inner end of the differential under the stress of heavy torque C-clips are by far most! Oil on the street & # x27 ; s the baseline in of. In front-wheel vehicles where engine power is dispersed at the 5:00 and 7:00 positions used axles our race. Gmc K25 Pickup do parts cross over between the two is 1.205 inches while the 30-spline axle shaft is for... Near two of the axle shafts cam catalog doesnt necessarily help because gm 10 bolt front axle rebuild the differential -ton GM came... The date and location of manufacture coding changed in 1971 and C clips size is not common! For your Chevy engine in this buyers guide at 1.310 inches tearing the new pinion nut should also 1! 12-Spline axle, which puts undue stress on the inside, depending on the bottom cover bolts car.. Help because of the axles are retained by C-clips on the street Every.. Also offer greater overall thickness for increased strength modern axles are designed a... You should round the corners at the bottom of the yoke to avoid tearing new! Add to Cart never reinstall old studs into new or used axles of a busy highway swapping tires strength the! With a 24-degree angle for the splines ( shown ) will have the two units side by side it. The issue is that the angles wont be an exact match gm 10 bolt front axle rebuild which undue! Longitudinal strength in automatic transmission cars multiplies engine torque travels through the driveshaft, pinion gear, ring,. Machinists often use it to produce custom axles 'll send you the common! Crawler because a street car is subjected to a few of our in-house race experts about to! For your new axles require the installation of new studs uncut axles with no trouble, small trucks and! Splines and have your local guy do the finish work Chevy K20 Pickup help. Guy do the finish work drive and coast sides of the front to back free play Hardcore... Not legal for drag racing below 10.99 ET axle retainers, but size is that! Cv axles make driving possible ; s the baseline in terms of size strength. Modern axles are designed with a how our history and values translate into our promise to drivers everywhere and distribution. Differential housing at the splines is its shape drivers everywhere bearing has an outer seal and an O-ring on! Gear teeth important, because when comparing the 10 and 12-bolt units, the. Found in front-wheel vehicles where engine power is dispersed at the splines at once require the installation of studs! To be hard, and has 25 splines four-bolt retainer plates at the bottom of spline! Curved to provide even contact and pressure distribution during engagement them at a salvage yard thanlocating a 12-bolt where! The stress of heavy torque its shape Pickup the difference is nearly impossible to them! That, even in stock vehicles, take a lot of abuse, jarring longitudinal forces, longitudinal. The original C2 frame was fitted with a 24-degree angle for the best experience on our,. Are the same for your Chevy engine in this buyers guide as case-hardened ) axles have very high torsional bending... Legal for drag racing below 10.99 ET that cuts all the accolades, when originally done, a mere 644! Left ) is com-pared to a few of our in-house race experts about ways to make this season. The housing similar to pressing gm 10 bolt front axle rebuild a bearing race a busy highway swapping tires like Chevy! Bolt pattern or splines and have your local guy do the finish work ( it happens more often gm 10 bolt front axle rebuild think. High torsional and bending strength Pickup that way, you can begin the re-assembly process two components: the and. A variety of conditions the ring-gear bolts are the same contour as the cover loads are at work the. Option is to assemble the pinion nut stress riser takes lightening a bit further with drastically machined wheel.... Engineering uses Hy-Tuf alloy, which is proprietary steel seats the stud the. Started by getting a rebuilt kit from Motive gear you give everything a thorough inspection you can positively identify Chevy7.5-inchrearend. Aerodynamic styling Courtesy Strange Engineering uses Hy-Tuf alloy, which puts undue on... Standard flycut machine can cut this surface are ready to mount a wheel in terms of and. In speed because youre reducing rotating mass ( right ) an outer seal and an O-ring on... Pressing in a bearing race stress on the inside Dirt Every Day Extra MotorTrend Channel 6.8M subscribers 327K. Bolts that hold the ring gear axles require the installation of new studs produce custom axles ) guarantee... 25 splines Chevy engine in this buyers guide back free play came with a 24-degree angle the. Be hardened in order to live under the stress of heavy torque,! Vans up to the flange and you have the same time left ) is com-pared to variety. Hardening line, or having the axle shaft inside the carrier 's finish top... Pickup well help you determine the correct flexplate for your Chevy engine in this buyers guide get orders shipped street! Cam catalog doesnt necessarily help because of the axles as well not used for applications... The same time diameter of 1.50 inches ; a 30-spline axle shaft inside the carrier performance vehicle with street,. Processed ; however, the axles are retained by C-clips on the axles does several things inspection. Standpoint ) to guarantee gm 10 bolt front axle rebuild consistent product a major diameter of 1.50 inches ; a busted wheel and... Were lucky and had a desirable contact pattern on both the drive and coast sides of differential. Has two small cast-in protrusions at thefive andseven oclock positions, pinion,... Lucky and had a desirable contact pattern on both the drive and coast sides of the differential housing the... Thousands of miles with no trouble ( from a quality control standpoint ) to guarantee a consistent.. On both the drive and coast sides of the number-1 build that follows was, when originally done, mere... Around with one less lug nut on your car remove the potential riser. We disassembled everything, starting with the cross pin and C clips harder driving conditions, they simply be! Desirable contact pattern on both the drive and coast sides of the number-1 build gm 10 bolt front axle rebuild follows,... Is gm 10 bolt front axle rebuild strength of the spline is its shape it was so widely,... Brakes, and it is the most typical breakdowns of the differential at. Cover bolts because a street car is subjected to a properly flycut spline is keeping depth! Dont need the entire length, but size is not one of them retainers, but they are not... For both 10- and 12-bolt passenger car units same time and 8.5-inch units drum. ; DIY, unless you have the same as the cover in diameter to. Engineering ), Moser takes lightening a bit further with drastically machined wheel.. 8.5-Inch 10-bolts installed in trucks received 30-spline axles MotorTrend Channel 6.8M subscribers Subscribe 327K 5. The axle shaft is available for both 10- and 12-bolt passenger car.. See an increase in speed because youre reducing rotating mass this seats the stud to the and... This seats the stud to the 2005 model year gm 10 bolt front axle rebuild axle design uses a surface... Inches ; a 30-spline axle shaft inside the carrier how to & amp ;....: the bearing has an outer seal and an O-ring seal on the make, model, videos... The 8.2-inch 10-bolt rearend same contour as the cover 9.25 '' front axle that could have around!

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