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Differentials, Axles & Rear-End Parts
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Trail-Gear Rock Assault Fully Built Axle Assemblies
Trail-Gear offers fully built Rock Assault front and rear axles made of entirely new parts and customized to your choices. They include everything needed from hub-to-hub, and are expertly assembled by TG's master mechanics. Save yourself time, money, and the hassle of ordering each component separately and then building it yourself. You make the choices and let Trail-Gear do the assembly! Select your kit. Front and Rear Rock Assault fully built axles feature: * 5/16 in. thick, high-strength DOM axle tubes that engage 5/8 in. further into the center section and the 360-degree gusset welded around the tubes on the inside of the housing * Axle tubes have been offset above the housing centerline to allow the inner axles to ride near the bottom of the axle tubes rather than in the center * Increase of 3/8 in. ground clearance under the axle tubing * Heavy-duty, press-formed, 1/4 in. plate steel center section shell is specially shaped to ensure a minimum of 3/4 in. additional clearance under the differential * Differential mounting surface is made from 1/2 in. plate steel Rear axle kit contents and features: * Rock Assault axle housing * Complete rear disc brake kit * Chromoly axle shafts * Bearing pockets * Rear axle bearing service kit * All necessary nuts and studs * Outer offset flanges are made from 4130 chromoly to prevent distortion or bending * Housings are precision aligned using start-of-the-art, 3D digital imaging equipment * Customize each axle to exactly what you need with your choice of: -- Axle width -- Differential Front axle kit contents and features: * Toyota Rock Assault axle housing * Upgraded Longfield 30-spline Birfields * 30-spline chromoly axle shafts * Fully Loaded Six-Shooter knuckle kit * Chromoly spindles * Upgraded brake rotors and calipers * Heavy-duty tie rod and drag link * Trail-Gear's upgraded Trail Safe seals * Super Metal knuckle studs * All necessary nuts, bolts and seals * 59 in. from WMS to WMS * Knuckle balls are forged from 1035 steel * Customize each axle to exactly what you need with your choice of: -- Axle width -- Axle offset -- Differential -- Hubs or flanges
Not Yet Reviewed
$4,599.99
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$7,599.99
Summit Racing™ Ford 9 in. Trac-Loc Differentials
Summit Racing™ Ford 9 in. Trac-Loc differentials replace your OE units with strength and value. Our 4-pin limited slip units are new, not remanufactured, with more strength than your stock piece. Summit Racing™ Trac-Loc's are ready for your heavy-duty application at a lighter price making them a popular racing must have. These differentials are built with a steel case and extra support material in crucial areas, so you can do burnouts at the track on the weekend and drive it to the grocery store on Monday without worries. Aim your engine power at your wheels with Summit Racing™ Ford 9 in. Trac-Loc differentials.
( 34 )
$379.99
Trail-Gear Rock Assault 9 Axle Housings
Rock your rig with Trail-Gear Rock Assault 9 axle housings. Tested on some of the most extreme off-road race courses, these axle housings are built to tackle the toughest terrain you can find! They start with 1/4 in. formed shell for the center section, and then attach 1/2 in. face plates. The housings finally connect the DOM axle tubes to the center section with their 3-point attachment system, giving the tubes superior support and engagement into the center section. Inner axle seal and seal housings are also included. Rock Assault 9 rear axle housings are designed for wheel mount surfaces—and are complete with flanges and unit bearing pockets, as well as inner housing seals. The strength you need to climb over anything starts with Trail-Gear!
( 3 )
$999.99
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$1,599.99
Mile Marker Supreme Locking Hubs
Mile Marker Supreme lockout hubs offer all-metal construction. Built to exacting standards, they feature patented technology and smooth operation for the performance that you expect and need. Supreme lockouts are available for many applications, domestic and import, and come in your choice of great looking chrome or stainless steel. These hubs are made by die-casting aluminum into pre-made stainless jackets for the ultimate combination of light weight and corrosion resistance. Replace your old hubs with ones made to be abused--Mile Marker Supreme lockout hubs.
( 196 )
$149.00
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$299.00
Currie 9 in. Crate Rear End Assemblies
Currie 9 in. crate rear end assemblies offer a direct-fit, bolt-in solution for most common car, truck, and Jeep platforms. They feature larger spline axles, heavy-duty components, and internals from leading manufacturers. These axle assemblies are built to exacting standards matching factory specifications for suspension mounting points, pinion location, overall axle width, and wheel bolt pattern for hassle-free installation. Prior to shipping, skilled craftsman meticulously assemble essential parts to deliver years of trouble-free operation for your vehicle. They offer a broad range of gear ratios, performance differentials, or even a spool—if that's your thing. You'll be ready in no time for cruising, racing, off-roading, or just daily driving with Currie 9 in. crate rear end assemblies. Order the kit designed to fit your specific model.
( 5 )
$1,550.00
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$5,100.00
Yukon Gear & Axle Cut-to-Fit Axle Shafts
When you need strength for your custom axle job, Yukon Gear & Axle cut-to-fit axle shafts should be your choice. Built to last, these Yukon axles are offered in hardcore 4340 chromoly and 1541H alloy steel. Built to perform, they offer more strength than stock styles and come in your choice of cut-to-fit/cut-to-length designs. Choose quality-built strength for your application with Yukon Gear & Axle cut-to-fit axle shafts.
( 34 )
$178.99
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$723.99
ACDelco Differential Carriers
Have to replace the differential carrier on your vehicle? ACDelco differential carriers are genuine OEM replacements with the fit of original equipment. Made with top-notch OEM-quality, these units are built to not only last, but keep your vehicle operating safely.
( 2 )
$548.99
Motive Gear Ten Factory Axle Shafts
Motive Gear Ten Factory replacement axle shafts are available for direct fitment on nearly two dozen axle models and hundreds of vehicle applications. Built from quality materials and heat-treated for strength and durability, Ten Factory axle shafts are offered individually to swap out a broken or worn original—as well as in more complete kits, with multiple shafts, wheel studs, bearings, and seals (depending on your selection). The components feature strong forgings and alloys for quality axle shafts you can rely on. Choose the parts needed for your specific make and model.
( 141 )
$100.99
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$859.99
Timken Pinion Bearing Races
An old race should never be re-used with a new bearing--no matter how good its condition may appear to the naked eye. Timken pinion bearing races feature premium design, enhanced surface finishes, and are manufactured using quality materials to ensure longer bearing life and excellent antifriction properties. They work as a team with your bearings to keep your gears in motion. Timken bearing races are available as direct-fit OE replacements or for custom applications. Choose pinion bearing races from Timken on your next automotive job. Features include: * Designed to effectively reduce friction * Ultimate load-handling capability * Built for long service life * Meet high performance standards
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$9.99
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$27.99
Summit Racing™ Circle Track Axle Shafts
Strengthen your race car's rear-end with Summit Racing™ Circle Track axle shafts. Our rear axle shafts are heavy-duty, cut-to-length components giving you the right fit for your application at the right price. These solid shafts are built from heat-treated 8620 steel for longer life. Featuring extra-long splines, Summit Racing™ Circle Track axle shafts can easily be cut to your desired length with a chop saw. Flanged 9 in. Ford axle shaft combo kits include axles, bearings, bearing retainer sleeves, seals, and 4-bolt retainers with new style Big Ford bearings when included. Get ready to make laps with a beefier rear-end and Summit Racing™ Circle Track axle shafts.
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$182.99
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$226.99
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.
( 12 )
$65.99
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$340.99
Yukon Gear & Axle Mini Spools
Yukon mini spools get you locked for action without breaking the bank! These mini spools offer a low-cost option for full-time lockup. They're built from quality steel to provide 100 percent power to both tires at all times--and they're easy to install. The spools are offered in a variety of styles for nearly a dozen axle models. Get lots of traction for less cash with mini spools from Yukon Gear & Axle.
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$42.99
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$333.99
Spicer Drivetrain Products Ring and Pinion Gears
Unleash the performance in your vehicle with Spicer Drivetrain Products ring and pinion gears! They're engineered to meet the specific original equipment standards of Dana axles, delivering a perfect fit with less noise, vibration, and harshness. All Spicer ring and pinions are built to the latest Dana designs—which include premium heat-treat processes and optimal tooth profiles, plus high-grade steel to achieve maximum durability. Even in the most demanding conditions, Spicer ring and pinion gears provide quality and unparalleled performance to genuine Dana axles. Order the set designed for your specific axle model application.
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$199.99
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$829.99
Auburn Gear Grip-N-Loc Differentials
Built to exceed your expectations, Auburn Gear provides a variety of Grip-N-Loc differentials to match most makes and models. They build upon exclusive technologies previously found in their limited slip line—but with more robust construction and materials to satisfy the extreme demands of serious drivers. If you push the limits of performance and traction, perhaps through competition, or simply through extreme weather driving, Auburn Gear Grip-N-Loc differentials offer the best options to fit your application! More product features include: * Upgrades your vehicle for the safe transfer of increased power/torque across the axle * Case material is up to 50 percent stronger than OE cases * Advanced cone clutch technology provides a 25 percent increase in bias ratio/increased traction * Hardened-steel gear materials for confidence in extreme conditions * 2-year warranty
( 20 )
$514.99
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$1,002.99
Mile Marker Locking Hub Replacement Parts
Mile Marker hub lock replacements are made from high-quality material to replace your original equipment. They're available for different applications, and are designed to exceed industry standards to provide the best performance for even the most extreme off-roaders. From sprocket flanges to locking hub replacement parts and more, you can count on Mike Marker for top-quality replacement components. Each is built for strength, durability, style, and all-around superiority to offer you years of trouble-free service and the very latest in patented technology.
( 10 )
$6.99
Standard Motor 4WD Selector Switches
Get the right traction with Standard Motor Products 4WD selector switches. These 4WD dash mount OE replacement switches keep your rig ready for on and off-road adventures. Standard's robust switches are built with high-grade materials to meet your stringent demands. You're ready to travel on path or pavement, in wet or dry conditions, when you replace your old 4WD selector switches with new ones from Standard Motor Products.
( 5 )
$163.99
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$976.99
Crown Automotive Crankshaft Oil Slingers
When replacing the seal, be certain to install new Crown Automotive crankshaft oil slingers. They help oil the timing chain and keep excess away from the front crankshaft seals. These slingers are designed and built to OEM specs for excellent fit and reliable performance. Keep oil where it belongs with Crown Automotive crankshaft oil slingers.
( 4 )
$2.99
Spicer Drivetrain Products Differential Cover Performance Gaskets
Spicer Drivetrain Products provides you with gaskets that are specifically built to withstand the rigors of performance applications. Differential cover performance gaskets are designed to seal into place, even with existing surface irregularities. They're constructed out of quality materials that provide stiffness, for easier repairs and additional radial strength.
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$4.99
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$11.99
Crown Automotive Differential Carrier Rebuild Kits
Differentials are the unsung heroes of vehicle performance. Some are open, while others have Trac-Loks, and a few are lockers. Crown Automotive differential carrier rebuild kits are designed and built to keep them working properly. Built to OEM specs for excellent fit and reliable performance. They provide the necessary parts to update each differential and keep power going where it belongs. Differentials put their all into transferring power from the transmission to the axles. When they decide to take a break, put them back to work with Crown Automotive differential carrier rebuild kits.
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$113.99
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$118.99
Artec Industries AAM 9.25 Lower Axle Trusses
Artec Industries AAM 9.25 lower axle trusses reinforce your entire front axle. Pairing heavy engines and stock axles isn't a great tandem for handling abuse. Artec trusses are CNC-cut and designed to add some beef—providing maximum up-travel with virtually no loss of ground clearance under your differential. No axles are unbreakable; but with the added muscle of Artec Industries AAM 9.25 lower axle trusses they'll have the needed strength to survive. Features include: * Built from 1/4 in. thick mild steel * Bottom triangle shape provides an increased structural rigidity and helps axle skid over obstacles better * Truss spans entire length of axle for complete reinforcement of the axle tubes * Includes upper inner C-gussets for total axle reinforcement * Comes in six separate pieces for compact shipping and easier installation
Not Yet Reviewed
$309.99
Summit Racing™ Circle Track Ring and Pinion Gears
Move out of the corners faster with Summit Racing™ Circle Track ring and pinions. Our superior lightened 9 in. Ford gears lessen your rotating weight for faster acceleration. Built from high performance 8620 steel, these Summit Racing™ gears offer several ratios for your Circle Track race car. Get power to your wheels and accelerate down the straightaways with the quality and value of Summit Racing™ ring and pinions for Circle Track.
( 10 )
$279.99
BCA Bearings by NTN Differential Rebuild Master Kits
BCA Bearings differential rebuild master 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 rebuild master kits are built to meet or exceed OE specifications, ensuring long service life. Order the kit designed to fit your application.
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$146.99
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$167.50
Yukon Gear & Axle Zip Lockers
Need traction? Zip! You've got it with Yukon Gear & Axle Zip lockers! With on-demand traction, these lockers offer an air-operated design that allows you to switch from an open differential to 100 percent lockup when you need it. Theses Yukon Zip lockers are the ultimate in driver selectability for the right traction, on-road and off. Built from forged cases with 4320 chromoly internals for added strength, they work with a variety of air-delivery systems and are assembled in the USA. Do you need gripping power--now? You have the control with Yukon Gear & Axle Zip lockers.
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$1,243.99
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$1,571.99
OMIX-ADA Axle Drive Flange Components
OMIX-ADA offers axle drive flange components for a wide range of applications. They are built to OE specifications by OMIX-ADA, so you can be assured of a proper fit and function.
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$3.99
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$8.99
