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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.
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Mantic Clutch USA 9000 Series Twin Disc Clutch Kits
Stock clutches are made for stock horsepower. Mantic Clutch USA 9000 Series twin disc clutch kits are direct replacement upgrades that can handle 1,010 lb.-ft. of torque capacity at the crank and roughly up to 820 to 850 lb.-ft. at the wheels (capacity will vary with use and type of power adder being utilized). Engineered for serious performance builds, Mantic 9000 clutch kits are the proven answer to transfer all power to the ground and driving your vehicle with a Mantic Twin is easy, pedal effort remains relatively low, with approximately 12 to 15 percent increase over the OE clutch pedal feel. Available for many applications, Mantic Clutch 9000 Series twin disc clutch kits with their ceremetallic friction material and all billet construction make them the best for severe duty yet street friendly. Features and benefits: * SFI approved 1.1 * All billet construction * No Flex at high rpms * High-torque capacity * Lightened flywheel revs quicker compared to heavier OE flywheels * Completely rebuildable—modular construction makes service easy * 9 in. twin disc clutches reduce Moment of Inertia (MOI) for quicker more precise shifts * Ceremetalic friction material offers more heat resistance * OE hydraulic release bearing * All necessary hardware * Cover and components machined from billet stock adding strength and durability
( 2 )
$2,014.00
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$2,874.00
SCS Gearbox 10-Spline Professional Series Quick-Change Gears
SCS Gearbox 10-Spline Professional Series quick-change gears have been the proven leader in ultra-high performance quick-change gearing since 1987. They're made of 9310 aircraft alloy for maximum strength and are crown-shaved (ground before heat-treating) to minimize backlash and run out, broached for proper shaft fit, and black oxide finished. Gear sets #1 thru #30K are max lightened with the exception of #15K. The gears are lightened where possible, without sacrificing the strength for an average weight savings of 1 1/2 lbs.! The SCS Gearbox 10 spline Professional Series quick-change gears' extra five-step heat-treating process yields maximum gear life for high-stress applications such as Big Block Oswego Super Modifieds, World of Outlaw Sprint Cars, and IROC Series Cars.
( 1 )
$137.50
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$193.99
RAM HDX Clutch Kits
RAM HDX clutch kits are ideal for vehicles that will see mild street and occasional track use. These performance minded clutch kits will provide more clamping pressure over a stock unit and can handle power levels up to 450 hp. All HDX kits feature an increased clamp load pressure plate while providing smooth clutch engagement with only a slight increase in pedal effort. The HDX clutch disc features RAM's premium organic facing material for optimum performance. Most RAM clutch discs utilize an 8-spring hub to maximize disc strength and durability. All kits include the pressure plate, clutch disc, alignment tool, and release bearing where applicable.
( 64 )
$299.00
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$799.00
RAM Pro Street Dual Disc Clutches
RAM Pro Street dual disc clutch kits are precision-balanced for smooth operation—and come equipped with a billet cover for optimum release length, a comfortable pedal effort, and a high diaphragm finger position for excellent high-RPM shifting capability. The sprung hub top disc absorbs shock and reduces driveline noise. Pro Street kits are available with your choice of an organic friction disc or a metallic disc. Organic disc models are capable of handling 500 to 800 hp; the metallic disc models can handle between 600 and 1,200 hp. RAM Pro Street dual disc clutch kits include a billet aluminum, SFI-certified flywheel with a steel insert that has sufficient mass to draw heat away from the clutch without distortion. Some kits are available with a steel flywheel. Order the clutch recommended for your vehicle and engine application.
( 1 )
$1,899.00
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$2,199.00
All Balls Racing Wheel and Carrier Bearing Seal Kits
All Balls Racing wheel and carrier bearing seal kits are hands-down the most complete line of bearing seal kits on the market! They are available in a wide variety of powersports applications, from ATV and off-road to street bikes. These All Balls Racing wheel and carrier bearing seal kits have premium high-speed bearings that feature low-drag, double-lip seals on both sides to provide superior exclusion of water and dirt and improved grease retention. High performance Chevron SRI-II grease features special rust inhibitors for the most demanding applications. Type TC nitrile elastomer wheel seals are specifically designed to keep out water and dirt. Their rubber coated outside diameter helps to create an optimum seal at the hub.
( 20 )
$11.28
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$145.24
Yukon Gear & Axle 1541H Alloy Axles
Yukon Gear & Axle 1541H alloy axles are part of their extensive line of general replacement and high performance axles for passenger car, truck, and SUV applications. They feature high-quality alloys and the latest in heat-treating technologies to provide strong axles for off-road, street, and track use. Direct-fit replacements are available for dozens of axle models associated with countless cars and trucks. Additional rear axle features include: * One-piece forged 1541H axles are 25 percent stronger than OE 1040/1050 axles * Full-floating axles available for select applications * Rolled splines provide 30 percent strength increase over cut splines * Larger spline upgrades available * 2-piece tapered axles available * Offered in many lengths * Wide variety of bolt patterns
( 158 )
$104.99
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$1,060.99
Clearance
GSP New CV Axle Assemblies
GSP new CV axle assemblies are engineered to provide OE fit, form, and function. Premium materials, coupled with precise machining and balancing, ensure smooth, vibration-free performance in all driving conditions. All axles are thoroughly inspected for quality and workmanship. Additional attributes of GSP new CV axle assemblies include: * Since boot failure is the main cause of CV axle failure, GSP axles use only premium-grade neoprene boots that ensure robust abrasion and extreme temperature resistance, preserving boot integrity * Assembled with a specially formulated, high-temperature moly grease that resists friction and wear, contributing to a lifetime of smooth, dependable performance
( 93 )
$177.99
$18.99
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$368.99
Ford Genuine Parts Clutch Slave Cylinders
Ford Genuine Parts clutch slave cylinders are designed to the exact specifications for fit, durability, and performance as the original part on your vehicle. They fit the same as the original because they're made by the original equipment manufacturer. Get the replacement that you need with the correct fit the first time by ordering the real deal—Ford Genuine Parts!
Not Yet Reviewed
$128.99
VEGE Remanufactured Drive Axle Assemblies
VEGE Remanufactured drive axle assemblies enable you to get back on the road quickly—without breaking the bank! With its advanced and efficient production process, backed by more than eight decades of experience, VEGE is able to supply remanufactured drive axles with a level of quality that equals that of new OEM products at extremely competitive prices. The parts are carefully inspected, cleaned, and then fully machined and assembled with top-of-the-line components. Unless otherwise noted, the assemblies include steel axle shafts, third member, ring and pinion, wheel studs, bearings, and seals. Includes fluid. Hundreds of models are available, for fitment on countless 4WD, AWD, and RWD applications.
( 5 )
$1,609.50
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$2,724.99
LuK Clutch Kits
Clutches are subjected to continuous wear and tear. LuK clutch kits are made with premium quality components, engineered and manufactured to be problem-free. These kits are functionally tested to meet OEM performance specifications and provide an innovative and quality engineered clutch kit. As an original equipment supplier, LuK develops the performance specifications for individual vehicle applications.
( 384 )
$85.99
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$1,143.99
LuK Clutch Flywheels
LuK solid flywheels are dynamically balanced to eliminate vibration and increase clutch performance. Manufactured to OE specifications, pairing your clutch set with a new LuK flywheel is a smart, cost-effective alternative to resurfacing, offering a smooth, flat surface crucial for proper clutch operation. They are engineered and built with quality materials for a longer service life. Select the disc diameter and ring gear tooth quantity needed for your application.
( 125 )
$71.99
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$432.99
On Sale
QuickTime Bellhousing Dowel Pins
QuickTime offers bellhousing accessories, including these dowel pins, to help you to complete your project. They're made from quality material and are designed to correct the improper register bore alignment of bellhousing to your engine crankshaft center line.
( 4 )
$62.05
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$83.35
$34.98
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$46.99
Clearance
EPI Performance Mudder Clutch Kits
EPI offers a clutch kit for every style of riding, developed in real-world riding environments and resulting in truly "dialed-in" kits that are ready to bolt in and perform. EPI Performance Mudder clutch kits are designed for machines with large, aggressive mud tires. They help to restore power loss due to the addition of larger tires and allow for easier turning in the mud. EPI Mudder clutch kits are available for many applications and kit contents vary per application. Choose the one to best fit your machine. Additional benefits: * Better low-end power and torque * Quicker backshift which results in crisp throttle response * Reduces belt slip and clutch heat
( 1 )
$344.99
$157.50
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$344.99
Clearance
National Bearing Wheel Bearings
These National Bearing wheel bearings are designed for use with your OEM or aftermarket brake rotors. Their steel roller bearing configuration allows for maximum performance without sacrificing durability.
( 24 )
$70.99
$8.99
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$113.99
FAG USA Multi-Purpose Oil Seals
FAG USA multi-purpose oil seals are engineered using only the highest-quality materials to meet vehicle manufacturer specifications. The seals are designed to protect wheel end components from contamination, such as dirt, dust, and moisture—and prevent the loss of grease over the life of the bearing. Order the size recommended for your application.
( 1 )
$2.99
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$33.99
Clearance
Standard Motor Neutral and Backup Safety Switches
Don't take chances with old, questionable, or faulty neutral and reverse safety switches that can be a danger to you and others. Standard Motor Products replacement neutral safety switches are designed to exceed OEM specifications for dependable, accurate, maintenance-free operation. Trust your vehicle's electrical system needs to Standard Motor Performance.
( 50 )
$235.99
$17.99
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$648.99
On Sale
Lakewood Bellhousings
Lakewood bellhousings are an excellent choice for street rods, street machines or oval track applications where the use of an SFI-approved bellhousing is not required. These units are made from 0.250 in. thick hydro-formed steel or lightweight cast aluminum. They're designed for use with hydraulic and mechanical fork throwout bearings--and utilize factory bolt patterns for easy installation. Order the model recommended for your transmission make and model.
( 38 )
$1,349.95
$247.66
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$770.47
USA Standard Gear Ring and Pinion Gear Kit Packages
USA Standard Gear ring and pinion gear kit packages provide all you need to re-gear your front or rear differentials. They include ring and pinion sets along with master overall kits to fully complete your job. Save time searching for components—and save money by purchasing everything at the same time. Service the front or rear of your rig with a ring and pinion gear kit package from USA Standard Gear.
( 5 )
$467.99
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$1,475.99
Currie Extreme 60 Crate Axles
Currie Extreme 60 high-pinion rear crate axles are the strongest 60 Series axles offered, designed for severe off-road use with up to 40 in. tires and V8 conversion horsepower. They're available in different gear ratios and center section locker types. Order the model recommended for your Jeep application. Extreme 60 features: * High-pinion design with ring gear load bolt * High-clearance radius bottom center section * Low-friction hardened steel skid plate * Desert racing-inspired full-floating hub assemblies * Full-floating 35-spline 4340 chromoly axles * Large 13.5 in. brake rotors
Not Yet Reviewed
$9,500.00
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$10,100.00
Clearance
Dorman Wheel Hubs
Dorman wheel hubs are built with an industry-leading evaluation process that ensures their hubs are designed for long-lasting reliability and performance. Plus their vehicle try-on testing ensures a proper fit, every time. They feature sturdy steel construction. Bearings press onto the hubs for ease of installation. Wheel hubs are an integral component of your wheel assembly, crucial to establishing the handling characteristics of your vehicle. Trust Dorman hubs to deliver the best performance.
( 6 )
$37.99
$21.99
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$134.95
Dorman 4WD Differential Actuators
When it comes time to replace your worn-out or failed 4WD differential actuator, look no further than Dorman. These replacement front axle actuators are available in the original vacuum or electric-style, just like OEM. Trust Dorman for the trouble-free engagement of your 4WD system.
( 51 )
$15.99
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$667.99
South Bend Clutch Stage 2 Endurance Clutch Kits
South Bend Clutch Stage 2 Endurance clutch kits are recommended for daily and street use with an emphasis on rally and endurance racing. An SFI-approved single-mass flywheel is recommended for racing climate applications in order to achieve optimal performance (flywheel not included). Order the clutch kit recommended for your vehicle application. Features include: * Designed for the racing environment * Pressure plate is precision-balanced for vibration-free operation at high-rpm * Pressure plate fulcrum is altered for a positive disengagement and a quick shift * Disc is engineered with a dual-damped design to provide accurate control when accelerating through corners * Hybrid friction material with a full face Feramic (sintered iron) lining on the flywheel side and a high metal content organic lining on the pressure plate side * Engagement is positive, yet buffered due to the high graphite content unique to Feramic facings
( 3 )
$255.32
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$3,549.92
South Bend Clutch Stage 2 Daily Driver Clutch Kits
South Bend Clutch Stage 2 Daily Driver clutch kits are engineered for vehicles with high performance modifications. The heavy-duty pressure plate has an increased clamp load with little or no increase in pedal pressure to offer stock feel, while increasing strength and durability. The organic disc material has a high metal content that increases the co-efficient of friction by two times over a stock lining. This greatly increases rotational strength up to a 12,000 rpm burst point for high performance. South Bend Clutch Stage 2 Daily Driver clutch kits are recommended for daily performance, street, and moderate race vehicles. Select the kit designed for your application needs.
( 6 )
$227.87
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$3,422.27
Clearance
Dorman Driveshafts
Dorman driveshafts are designed to replace your factory originals with no modifications. They are manufactured from quality materials and have the stock connections for an easy bolt-in fit. The driveshafts are available in various lengths, diameters, and materials for many auto, truck, and SUV applications.
( 329 )
$887.99
$131.99
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$3,014.99
