Summit Racing SpeedCard - learn how to get 10% back up to $100

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1977 Differential & Rear-End Components

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Results 1 - 24 of 58

Summit Racing™ Aluminum Differential Covers

Summit Racing™ offers cast aluminum differential covers for most case design applications. They feature thick gasket rails to resist oil leaks, as well as cast-in ribs for added strength and heat dissipation. Some models include a drain plug and/or filler plug. Choose from Natural Aluminum with machined rib edges, Black Powdercoated with machined rib edges or Highly Polished finishes. These differential covers include a gasket and mounting bolts for a complete installation.

4.14 out of 5 stars ( 106 )

$93.99

Yukon Gear & Axle Crush Sleeve Eliminator Kits

Yukon Gear & Axle crush sleeve eliminator kits replace your crush sleeve with a shim and spacer setup. These kits offer an economical way to enhance your setup and make it more precise. Have you ever over-tightened a crush sleeve? You toss it and start over with a new one. Yukon Gear & Axle crush sleeve eliminator kits remove the hassle—so setting preload is easier. Order the kit designed for your axle model application.

4.61 out of 5 stars ( 67 )

$53.99

$92.99

Mile Marker Street Master Locking Hubs

Mile Marker Street Master lock-out hubs are perfect replacements for your worn or rusty 4WD hubs. Built to exacting standards, they mix the looks of a chrome cap with a virtually unbreakable, black nylon, reinforced-fiberglass dial and offer smooth operation. They are also available in stainless steel for select applications, and hubs are made by die-casting aluminum into pre-made stainless jackets for the ultimate combination of light weight and corrosion resistance. Need replacement 4WD hubs, replace your old hubs with ones made to be abused--Mile Marker Street Master lockout hubs.

4.25 out of 5 stars ( 8 )

$83.35

Richmond Gear Mini-Spools

Replace the internal components of your differential with Richmond Gear mini-spools. They lock your axles together for even power distribution to both driven wheels. They're CAD/CAM-designed, CNC-machined from 4140 alloy-steel forgings, and heat-treated to aircraft standards. Mini spools are recommended for dirt track use only.Richmond Gear has been supplying racers for more than 80 years.

4.41 out of 5 stars ( 17 )

$106.99

$110.99

Motive Gear Differential Bearing Kits

Motive Gear differential bearing kits contain everything you need to install your ring and pinion. Available for front or rear axles, the kits are offered for nearly three dozen differential case design applications. Includes: * Front and rear pinion bearing * Pinion seal * Carrier bearings * Pilot bearing (depending on application) * Gear marking compound * Crush sleeve * Pinion nut * Brush * Thread locking compound * Cover gasket or RTV

4.44 out of 5 stars ( 25 )

$86.99

$97.99

Yukon Gear & Axle Differential Covers

Yukon Gear & Axle offers a full line of differential covers to suit your front or rear applications. These replacement covers protect your gears, keep lubricating fluid where it's needed—and on some styles, they offer added cooling and/or strength. Their large selection affords you options of materials, sizes, and finishes to get exactly what you need. Order the model recommended for your axle, differential case design, and engine specifications.

3.95 out of 5 stars ( 65 )

$50.99

$108.99

Spicer Drivetrain Products Differential Clutch Disc and Plate Kits

Rebuild and restore your limited-slip performance with Spicer differential clutch disc and plate kits. These OE replacement clutch pack kits are built to ensure a perfect fit and long life. Trust Spicer Drivetrain Products to renew the performance in your differential.

4.83 out of 5 stars ( 12 )

$62.99

SVL Drivetrain Spider Gear Kits

Rebuild the inner workings of your differential with a new spider gear kit from SVL Drivetrain. These assemblies include side gears, cross shaft, thrust washers, and hardware for fitment with most popular carrier applications. Engineered for performance, SVL drivetrain components are backed by the industry leader—Dana. The inner gear kits are engineered and tested to ensure quality case depth, core hardness, microstructure, materials, and coatings. Additional lubrication benefits protect against spinout. Avoid premature failure inside your diff with SVL Drivetrain spider gear kits.

4.0 out of 5 stars ( 5 )

$102.99

$106.99

Spicer Drivetrain Products Front Axle Shafts

Spicer Drivetrain Products front axle shafts feature an increased U-joint size that provides 25 percent higher yield strength than original U-joints. They offer unparalleled strength and longer life—the outer stub is re-engineered for added strength; improved snap ring retention reduces shock load failures; and material has been removed from the body and added to the yoke ears (to equalize deflection through the yoke and reduce bearing cap spinning). The axles are made from durable steel, with a micro-alloy improving their strength and a statistically controlled heat treatment ensuring proper hardness. Order the replacement model designed for your vehicle application.

4.63 out of 5 stars ( 129 )

$101.99

On Sale

Mr. Gasket Chrome Differential Covers

Mr. Gasket's chrome differential covers are the perfect addition to your axle. They're made of heavy-gauge steel for durability and excellent gasket sealing. The covers all get a high-luster chrome finish and include a gasket and mounting bolts.

4.27 out of 5 stars ( 15 )

$74.25

$83.19

Mile Marker Part-Time Transfer Case Conversions

Mile Marker part-time transfer case conversions are perfect for owners of full-time 4WD vehicles. You can count on these kits to reduce wear and tear on your drivetrain, as well as to create some savings at the gas pump. Each kit has been carefully designed to provide years of trouble-free service.

4.35 out of 5 stars ( 26 )

$66.99

Motive Gear Mini Spools

Spools are an alternative to a locker for traction and performance enhancement. Motive Gear mini spools are a favorite of off-road competitors. A differential with a spool setup delivers equal power and traction to both left and right-side rear wheels. Spool solutions are less expensive than lockers and weigh less. Motive Gear offers a full line of mini spools in the most popular applications for differential modification.

4.14 out of 5 stars ( 97 )

$63.99

$143.99

Motive Gear Basic Ring and Pinion Gear Installation Kits

Motive Gear ring and pinion gear installation kits include high-quality components to complete your project. Depending on the axle application, the kits can include: a cover gasket, pinion shims, carrier shims, crush sleeve, pinion seal and nut, and ring gear bolts. Some kits also come with marking compound and a brush. To ensure proper fitment, order the installation kit designed for your specific axle model.

4.17 out of 5 stars ( 47 )

$51.99

$113.99

Motive Gear Differential Clutch Packs

When your vehicle's limited-slip starts acting more like an open differential, you'll need Motive Gear differential clutch packs. These composite clutches restore preload and provide minimal slip before engagement. Most packs provide factory-new hookup, but some available kits make for tight limited-slips. Whether racing, 4-wheeling, or running the streets, limited-slips provide the extra traction to get you where you want to go. Keep these units tight with Motive Gear differential clutch packs.

5.0 out of 5 stars ( 1 )

$106.99

Motive Gear Differential Pinion Bearing Kits

Motive Gear differential pinion bearing kits are designed and assembled to make your repair, installation or complete differential overhaul as smooth and trouble-free as possible. These kits include high-quality pinion bearings, crush sleeve, marking compound, a brush, pinion nut, pinion seal, pinion shims and thread locking compound. Order the kit that is best suited to fit your application.

5.0 out of 5 stars ( 2 )

$68.99

Yukon Gear & Axle Minimum Install Kits

Yukon Gear & Axle minimum install kits are perfect when you just need the basics. They're a low-cost solution for gear changes in newer vehicles where the bearings can be reused. Available for a wide variety of applications, the kits come with high-quality components to ensure a smooth setup. Yukon minimum install kits include: * Pinion seal * Crush sleeve (where applicable) * Complete shim kit * Gear marking compound and brush * Pinion nut, O-ring, baffles, slinger (varies by application) * Extensive instruction manual

3.18 out of 5 stars ( 11 )

$55.89

$102.99

Yukon Gear & Axle Differential Carrier Bearings

Yukon Gear & Axle differential carrier bearings are low-cost replacements for Positraction or locker upgrades. They bearings are made of steel and most include races and shims. Order the kit recommended for your axle application.

4.56 out of 5 stars ( 18 )

$85.99

$92.99

Yukon Gear & Axle Axle Retainer Plates

Yukon's axle bearing retainer plates are cut from steel to provide the most strength for your axle. They manufacture a full line of top-quality small parts to complete any job—including ring gear bolts, crush sleeves, pinion nuts and washers, axle studs, thrust washers and much, much more. Hold your bearings in place with Yukon axle bearing retainer plates, available for fitment on various applications.

4.0 out of 5 stars ( 2 )

$66.89

Spicer Drivetrain Products Pinion Shims

Spicer Drivetrain Products pinion shims help to properly seat your pinion gear. These steel inner and outer components assist you in setting up the proper depth and preload for your specific application (confirm fitment). Experience OE fit and performance with Spicer Drivetrain differential carrier bearing shims.

5.0 out of 5 stars ( 1 )

$81.99

Crown Automotive Axle Hub Flanges

Crown Automotive axle hub flanges replace the outer end of a 2-piece axle shaft and mount the wheel and brake drum. Flanges can be damaged by curb strikes, over-torque, or even corrosion. Crown flanges are as solid as rock and hold up to everything you can throw at them.

Not Yet Reviewed

$56.99

BCA Bearings by NTN Differential Bearing Kits

BCA Bearings differential bearing kits consist of all the essential high-quality bearings, seals, and other key components necessary to properly complete a rebuild. With extensive coverage of popular applications, BCA differential kits are built to meet or exceed OE specifications, ensuring long service life. Order the kit designed to fit your application.

3.0 out of 5 stars ( 1 )

$79.99

$89.99

Yukon Gear & Axle Pinion Shims

Yukon Gear & Axle pinion shims help seat your pinion gear properly. These steel inner and outer pinion shims assist you in setting up the right depth and preload for your application. If you need pinion shims, Yukon Gear & Axle offer quality and value.

4.42 out of 5 stars ( 19 )

$55.99

$81.99

Motive Gear Light-Duty Axle Shafts

Motive Gear light-duty axle shafts are designed as direct replacements for OE axle shafts without modifications. They're made from quality materials and heat treated for strength and durability. The axle shafts are available for thousands of vehicles from 1965 and up. They are offered in various lengths, wheel stud patterns, and splines—for different positions and differential case design applications. Experienced installers know Motive Gear and trust them for the best quality and value in drivetrain components. Order the light-duty axle shaft model recommended for your ride.

4.71 out of 5 stars ( 38 )

$65.99

$69.99

Crown Automotive Direct-Fit Axle Shaft Assemblies

If it weren't for axles, the wheels on your vehicle wouldn't be moving anywhere. When those all-important parts twist, break, or have other difficulties, simply replace them with Crown Automotive direct-fit axle shaft assemblies. These assemblies are available for numerous axle types, such as CV-style, C-clip, front inner and outer, and bolt-in. While some replacement axles use hardened 4340 chromoly shafts, most are designed and steel-built to OEM specs for reliability and fitment. Each axle is engineered for its particular location and differential. Crown direct-fit assemblies cover many models of vehicles.

4.43 out of 5 stars ( 92 )

$81.99

$116.99

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