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Performance & Replacement Transmission & Drivetrain Parts
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic...
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.
Building awesome horsepower is only part of the story. You need to deliver all that power to your car or truck’s wheels! We’ve got torque-hungry high performance automatic and manual transmissions for street and strip applications, torque converters and clutch sets, flexplates and flywheels, plus limited-slip differentials, spools, lockers, ring and pinion sets, driveshafts, U-joints, axles, bearings, C-clip eliminator kits, transfer cases, shift kits, and rebuild kits. We also have a wide selection of trans-brakes, shifters, cables, and accessories—everything you need to put the power to the ground, Summit style.
Showing In Stock Items. Show All 13 Items.
Yukon Gear & Axle U-Joints
When you don't need a Super Joint, Yukon Gear & Axle also offers other U-joints—including standard, adapter, and lifetime models. But, even though they're not "super," all Yukon universal joints are tough enough to keep your shafts connected and spinning with awesome performance. Order the model designed for your application.
( 23 )
$104.99
Currie Turn 9 Housing and Axle Packages
Currie Turn 9 hosing and axle packages are complete, ready to bolt-in assemblies built to match the vehicles stock axle width, pinion offset, suspension mounting locations, and wheel bolt pattern for a straightforward hassle-free installation. Included standard features: * Currie Turn 9 housing features high-strength fabricated 4130 chromoly steel center section with internal tube gussets and CNC-machined face flange, with 3 in. diameter chromoly axle tubes, all joined with strong, attractive welds to deliver superior strength and durability * Torque arm mount—fabricated, heavy-duty mount provides OEM fitment for compatibility with stock or aftermarket torque arms * Heavy-duty, laser-cut suspension brackets installed on the housing, matching the stock OE locations and fitment for a direct bolt-in fit * CNC-machined billet housing ends with provisions for internal or external axle oil seals * Currie Performance 31-spline 1541 alloy axles with tapered axle bearings * Bearing retainers assure positive bearing retention and full seal engagement Please note: These packages require a 9 in. third member assembly and compatible brake package to complete the rear-end, and will require assembly of components prior to installation.
Not Yet Reviewed
$1,900.00
D.I.D Racing Chain Professional VO-Ring Master Links
D.I.D Racing Chain Professional VO-ring master links provide the proper and convenient connection of your O-ring chain. These clip links are available individually. Join your Pro VO-ring chain with D.I.D. connecting links.
Not Yet Reviewed
$9.99
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$10.99
Gennie Shifter Mounting Bracket Kits
High-quality, precision-engineered Gennie Shifter mounting bracket kits provide all of the parts needed to properly mount Gennie Lo-Stik shifter assemblies to a variety of popular automatic transmissions. They do not include either a Lo-Stik shifter assembly or a shifter stick (both sold separately). Most Gennie Shifter mounting bracket kits are available in both mid-mount and rear-mount configurations. Mid-mount versions place the shifter above the main case of the transmission; rear-mount bracket kits position a Lo-Stik shifter directly above where the tail shaft joins the transmission's main case.
( 7 )
$124.95
Renthal Ultralight Rear Sprockets
Renthal Ultralight rear sprockets will withstand the rigors of supercross, motocross, and enduro racing. Manufactured to extremely tight tolerances, they are 66 percent lighter than steel, and yet incredibly durable. Renthal uses computer-aided design, high-strength specially enhanced 7075 T-6 aluminum alloy, and CNC-machining to produce sprockets that are high-strength, hard-wearing, and offer the maximum reduction of unsprung weight at the rear wheel for maximum power transfer. They've also added self-cleaning mud grooves between every tooth on both sides to prevent dirt buildup. Shouldn't you choose the sprockets chosen by more factory race teams? Join a winning team and install Renthal Ultralight rear sprockets.
( 2 )
$43.16
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$107.64
EK Chain Connecting Links
EK Chain connecting links assist you with installing new chains and repairing existing chains. Their large selection offers clip-styles, rivet-styles, and their patented screw-style (SLJ) that provides a rivet-like fit without special tools. Join up with EK Chain connecting links for masterful performance, ride after ride.
( 1 )
$1.96
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$15.26
Rekluse Clutch Core Manual TorqDrive Clutch Kits
Rekluse Clutch Core Manual TorqDrive clutch kits allow more friction disks to fit the clutch, delivering smoother lever function, less clutch fade, and a more linear power delivery. In addition, the billet center hub and pressure plate work together to move more oil through the clutch, reducing drag and decreasing operating temperatures. The TorqDrive technology features thin friction disks and protective basket sleeves, while the Core technology optimizes oil flow, helping your clutch last longer, and reduces temperatures to maintain consistent performance even in extreme conditions. Join the clutch revolution with the Rekluse Clutch Core Manual TorqDrive clutch kit best suited for your application. Other product features and benefits include: * Reduced (10 percent) clutch lever pull strength for less hand fatigue * Expanded friction zone for increased control and smoother take-offs * Increase (20 percent) in torque capacity for reduced wear, reduced heat, and increased power transfer capability * Billet internal components provide enhanced durability and increased oil flow
Not Yet Reviewed
$869.00
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$1,029.00
JOES Racing Products Jr. Sprint Rear Axle Nuts
JOES Jr. Sprint rear axle nuts are machined from aluminum to exact tolerances and finished with a durable black anodized coating. For more than 30 years, the JOES Racing Products company has manufactured and produced innovative and quality products for the racing industry. Join the team when you order JOES Jr. Sprint rear axle nuts here at The World's Speed Shop®!
Not Yet Reviewed
$31.95
SKF Bearings U-Joints
Don't ignore the signs! A clunking and clanging noise, intense vibrations at accelerated speeds ... it could be an indication of a failing U-joint. If that's the diagnosis, here is the solution--replace it with one of the SKF Bearing U-joints. These drivetrain components are engineered from quality materials to meet or exceed OE standards.
( 2 )
$18.99
