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Axles are important components in your drivetrain. When you need to replace a bad axle, choose Summit Racing™ direct fit axle shafts. These axle shafts are designed to equal or better your OEM replacements and beat outrageous dealer pricing. Manufactured from 1541H steel, these strong axle shafts come with wheel studs, bearings, and seals to finish the job right. So, if you've got an axle to replace, team up with Summit Racing™ and our direct fit axle shafts for an affordable, winning solution.
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$247.99
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$422.99
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
Summit Racing™ ring and pinion gear sets are ideally suited for track duty, street use, or off-road applications.These gear sets are CNC-cut from 8620 steel for outstanding durability, factory-lapped for a precise fit, and Rockwell-tested for hardness.
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$174.99
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$284.99
Summit Racing™ offers Street-Strip Performance clutch kits for hundreds of cars, trucks, and vans. They're ideal for use with moderate engine modifications, including intake and exhaust upgrades, camshaft and cylinder head work, and engine management programming. These kits provide a heavier pedal effort than stock, along with improved holding capacity, making them excellent high performance replacement clutches. Order the size and options recommended for your vehicle. Additional details: * Can accommodate up to 500 hp * Dual-faced organic and ceramic disc for smooth engagement with exceptional holding capacity * Kits include a pressure plate, disc, throwout bearing (unless specified otherwise), and alignment tool
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$315.99
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$474.99
On Sale
Summit Racing™ Positraction differential carriers deliver aggressive, yet smooth, controllable traction. Our carriers feature nodular iron cases, forged steel internals, strong teeth—and they're fully rebuildable. We offer fitments for dozens of axle models. Whether replacing or upgrading, Summit Racing™ Positraction differential carriers will put power to the pavement, providing the confidence and performance you need.
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$821.99
$568.99
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$904.99
Summit Racing™ has just what you need for the fast installation of your ring and pinion and to keep you on budget. Our Basic kits contain differential bearings, front and rear pinion bearings, crush sleeves, pinion seals, marking compound, a brush, and a threadlocker. Get the key components to get the job done with Summit Racing™ Basic ring and pinion installation kits.
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$96.99
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$135.99
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.
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$92.99
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$176.99
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
Choose extra-strength Summit Racing™ third member cases for your race car. Our new, meatier 9 in. Ford carrier housings are quality-built and are priced to fit your budget. Nodular iron Summit Racing™ cases feature forged steel caps and 1/2 in.-13 heavy-duty Grade 8 cap bolts. House your carrier to handle racing abuse with Summit Racing™ third member cases.
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$269.99
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$270.99
Summit Racing™ 9 in. Ford Grand National rear-end assemblies are a good choice for your Circle Track race car. Offering quality-built performance at competitive pricing, our Summit Racing™ rear-end assemblies will keep you circling with the big boys without empting your wallet. These full-floating 9 in. Ford Grand National assemblies offer safety on the track and are delivered with a floater housing, lightweight hubs, rotors, solid axles built from 8620 heat-treated steel, bearing seals, rotor bolts, and lug nuts. Assemblies come with new stamped centers manufactured in the USA and are available with 28 or 31-spline solid axles. Axle tubes are turned for the easy installation of birdcages and suspension mounts. And, just like the big boys, the axle caps are red and etched with the Summit Racing™ logo. Do you need a little more grip in the corners? Or, maybe you got a little too chummy with the wall? No matter the reason, you've chosen wisely--Summit Racing™ 9 in. Ford Grand National rear-end assemblies.
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$1,593.97
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.
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$279.99
Machined from 1045 chromoly steel or 7075 T-6 aircraft-grade aluminum, our Summit Racing™ full spools can take most any racing abuse. Designed for drag racing or Circle Track cars that will never be used on the street, these spools lock your axles together for complete traction. These full spools also provide a stable mounting for the ring gear, eliminating deflection and the resulting breakage.
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$119.99
Are you tired of piecing parts together to form a kit? We've removed the guesswork with these Summit Racing™ ring and pinion gear and installation kit Pro Packs. They include a ring and pinion gear, ring and pinion gear installation kit, friction modifier, 75W140 limited-slip gear lube, and even an installation DVD. Available for different types of rear differentials and in a variety of gear ratios, the Summit Racing™ Pro Packs will facilitate a quick and easy gear ratio change.
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$525.75
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$890.44
Machined on state-of-the-art CNC machines from 1045 chromoly steel, Summit Racing™ mini spools will take racing abuse. They replace the side and spider gears in your factory open differential carrier and lock your axles together for positive traction, making them perfect for Circle Track racing. Summit Racing™ mini spools are recommended for dirt track use only.
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$29.99
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$101.99
Our Summit Racing™ pinion supports are CNC-machined from forged 7075 T6 aluminum and then finished with a durable black anodizing. The aluminum construction removes weight from your differential and will accept 28-spline pinions.
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$104.99
Take your high performance axle and add some visual attitude with these Summit Racing™ chrome differential covers. They're stamped from heavy-gauge steel to ward off those pesky oil leaks, and chrome plated for long lasting good looks. The covers include a new gasket and bolts for an easy installation.
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$36.99
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$47.99
Summit Racing™ housing end T-bolts hold your brakes and axle retainer in place. Designed to press into the housing end flange, the steel Grade 5 hardware features a protective black finish and comes with locking nuts. Select the size needed for your application.
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$22.99
Summit Racing™ Ultralight spools shave some pounds from your setup. They are crafted from steel but are designed with more lightening holes and a narrower ring flange to weigh in lighter than our full spools, yet will deliver equal power and strength. When weight is an issue, and it usually is, Summit Racing™ Ultralight spools are your solution.
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$99.99
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$127.99
Designed by our engineering department, these Summit Racing™ hexagonal aluminum differential vents have a pipe-threaded stem to install easily into the existing differential, or other gear-housing vent holes. They come in a brushed or polished aluminum finish.
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$11.99
Strengthen your differential housing with Summit Racing™ axle housing braces. They are made from steel and are specially-shaped to fit the back of your differential housing. Simply weld them in place and you're ready to go!
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$62.99
If you're installing a new ring and pinion, you'll need some gear marking compound, too. This compound allows you to visually verify pinion depth and backlash to ensure proper clearance and long life.
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$11.99
Are you looking to strengthen your differential? If so, then these Summit Racing™ differential bearing cap stud kits are for you. These kits include the necessary studs, nuts, and washers for a complete installation.
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$41.99
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$51.99
Summit Racing™ offers replacement ring gear bolts for a variety of differentials. They secure the ring gears in place to keep them from moving out of alignment, which could damage the differential or pinion gear. These steel bolts are especially important in drag racing, where tremendous shock loads are generated at launch—putting considerable strain on the ring gear. They are machined to meet or exceed OE specs to provide proper torque. The hardware is available in a variety of sizes and finishes. Order the set recommended for your application.
Not Yet Reviewed
$17.99
Off-roaders, before you hit the trails, it's a good idea to prepare your vehicle for the inevitable rough terrain. Summit Racing™ axle upgrade combos include a set of bigger-spline front axles, U-joints, and your choice of manual locking hubs or a hardcore drive flange kit. These upgrade combos ensure that you've installed the right equipment for off-road adventures. Find the package for correct fitment on your particular make and model!
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$656.95
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$678.95
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