$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

$25 Off $250 / $50 Off $500, on Summit Racing Brand Products - Use Promo Code: BUILDIT

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Transmissions & Transmission Parts

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Results 1 - 24 of 32

ATS Diesel Performance Five Star Torque Converters

ATS Diesel Performance Five Star torque converters bring top-of-the-line technology and performance to your rig. Their efficient design features innovative fluid-assist technology and a unique 5-disc setup that provides 100 percent mechanical bond during lock-up to ensure no plate slippage. Optimal stall speed and maximum torque multiplication create better performance, higher fuel economy, and unsurpassed reliability. Order the model recommended for your transmission application. Product features: * Hardened pump drive hub * Furnace-braised impeller veins * Proprietary mixed-flow stator * Internally balanced turbine * Billet pistons * Patented Viskus clutch drive with square tab lugs * Patented 2-piece construction * Exclusive 12-bolt cover design * Patented square lug design * Billet cover

Not Yet Reviewed

$1,509.99

$1,649.99

McLeod 1300 Series Hydraulic Throwout Bearings

McLeod 1300 Series hydraulic throwout bearings replace your OEM bearing retainer with the finest hard anodized billet aluminum. These high-quality, bolt-on hydraulic throwout bearings are extremely durable and are packaged with high-pressure stainless steel braided lines and premium elbow swivel fittings, making their install much easier. These assemblies are available for several applications and may be used to eliminate the need to fabricate complex clutch linkage when swapping transmissions. McLeod 1300 Series hydraulic throwout bearings offer extreme durability and performance for your street or strip machine.

3.49 out of 5 stars ( 35 )

$395.00

Richmond Gear Replacement Manual Transmission Gears

These Richmond Gear replacement manual transmission gears are designed to keep your transmission operating correctly. They are available for all Richmond transmissions. Choose between 1st, 2nd, 3rd, 4th, 5th, and 6th gear ratios.

5.0 out of 5 stars ( 1 )

$162.99

$274.99

VEGE Remanufactured Automatic Transmissions

VEGE Remanufactured automatic transmissions 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 automatic transmissions 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. Thousands of models are available, with aluminum case, torque converter included, and gear options from one through eight. Includes fluid. Get your vehicle shifting into gear with a reman auto-trans from VEGE.

4.43 out of 5 stars ( 7 )

$2,404.99

Clearance

Zumbrota Remanufactured Manual Transmissions

Zumbrota remanufactured manual transmissions are some of the most dependable 5-speed, 6-speed, and transaxle units available. Each transmission is put through tremendous testing and inspections to assure the highest quality possible to use in your vehicle. Benefits of Zumbrota remanufactured manual transmissions include: * A pre-inspection is done to ensure the unit is free of case cracks, excessive wear and to catch other OEM related problems that many cores have * A second inspection is conducted during the remanufacturing process to ensure all component parts meet OEM specifications * A final post-build inspection is done to ensure unit is built to their strict standards * All units are quality inspected throughout the remanufacturing process to maintain our quality standard * All housing and top covers are cleaned utilizing their state-of-the-art hydro-blasting and rinsing process--this brings all cases back to the OEM finish * 100 percent inspection of internal parts, including gear wear checks, main shaft straightness test and synchronizer testing * 100 percent replacement of seals, bearings, and other common wear components * Units are shipped in high-density plastic totes to help eliminate in-transit damage * All transfer cases are sold with a standard 2 year/unlimited mileage warranty

3.8 out of 5 stars ( 20 )

$1,458.99


$1,149.50

$2,290.99

Summit Bucks

Sonnax Clutch Hubs

Many Sonnax clutch hubs are designed for the extra-duty requirements of drag racing with Powerglide and other GM transmissions, for instance. Machined from a high-quality medium carbon steel forging, most hubs will accept five friction discs for the added load capacity needed in high horsepower race cars. All splines and thrust surfaces are precision-machined to exacting tolerances, and the unique lube hole pattern is designed to reduce drag on the friction discs in low gear. Sonnax clutch hubs are also available with or without lightening holes to reduce rotational weight.

4.63 out of 5 stars ( 16 )

$32.24

$135.23

J.W. Performance Ultra-Bell Bellhousings

Using the latest technology, J.W. Performance has come up with these Ultra-Bell bellhousings. Built rugged and certified, these flexplate shields allow for special motor and transmission combinations to be easily mated together. Manufactured from one-piece cast aluminum, these Ultra-Bells are five times stronger than stock bellhousings, which makes them capable of withstanding even the most severe tire shake and can fit under most stock floorboards. Order the Ultra-Bell bellhousing designed to fit your application.

4.63 out of 5 stars ( 79 )

$469.88

$700.77

Bowler Performance All-in-One Transmission Wiring Harnesses

Bowler Performance All-in-One transmission wiring harnesses for the Tremec T-56 Magnum transmission comes equipped with all the connections pre-wired into one harness for a simple installation and ease of use. The small epoxy sealed controller is mounted to the VSS output using the existing bolt, and once the unit is powered up, you will be able to connect via Bluetooth to your Apple or Android smartphone using Bowler's free app. The app will give you the ability to customize the input and output settings for each feature to ensure proper operation in your vehicle. The perfect finishing touch for any Tremec T-56 Magnum conversion, Bowler's All-in-One harnesses eliminate the need for any additional equipment to operate the reverse lock out or generate the correct speedometer signals coming from your Tremec T-56 Magnum. Previously, you would have needed up to five separate parts to perform all the same functions wrapped one of these harnesses. The more technology we incorporate into our hot rods sometimes requires specific input signals to allow everything to function correctly. With the two speed outputs available in these harnesses, you can independently control the output of each one further eliminating any need for additional equipment and connections. Regarding the reverse lockout, Bowler has incorporated the same speed setting feature as the OEs into the All-in-One harnesses, giving you better control over when the lock out is triggered. Bowler's All-in-One harnesses give you much greater flexibility in the components you are able to use and require less time wiring everything up, providing an easier solution for setting up your Tremec T-56 Magnum transmission. Choose the harness version designed for your specific transmission make. Additional notes: * Harnesses utilize a small, built in, epoxy sealed box that will control each of the three functions with power and grounding for each function through a switched +12 V circuit and a wire connected to the negative battery post or engine block. * Control of the reverse lockout solenoid is based on a user defined speed setting (default is set at locked above 4 mph and unlocked at 0 to 3 mph), eliminating the need for a separate lock-out control box. * For your electronic speedometer, the harness is equipped with two speed sensor outputs; the speed sensor outputs generate a square wave signal that goes from about -5 to roughly +5 V, varying in frequency as the speed changes. * Output will automatically shift and give you 0 to +10 volts for EMC input needing positive only signal. * The two speed sensor outputs are completely independent and can be calibrated separately with any pulse count and ratio you want, and are able to drive any common speedometer, cruise control, or ECM. * Tremec T-56 Magnum reverse lock-out module VSS with dual output, pre-set as GM 40-pulse output on one and 16-pulse output on the other and can be adjusted with your iOS or Android device. * Includes wiring for reverse lights, reverse lock-out, and vehicle speed sensor.

3.75 out of 5 stars ( 4 )

$324.99

TCI Sprag and Drum Assemblies

Maximize your transmission's power potential! TCI sprag and drum assemblies are designed to reduce rotating mass without compromising drum integrity. They will hold up to five clutches and are hard coated for improved wear characteristics.

4.83 out of 5 stars ( 6 )

$299.95

$548.95

Reid Racing Powerglide Tailshaft Housings

Reid Powerglide tailshaft housings are designed to fit both Reid and stock GM Powerglide transmissions. They are five times stronger than stock. Reid Powerglide tailshaft housings require a specific yoke, sold separately.

5.0 out of 5 stars ( 6 )

$279.00

$299.00

Summit Bucks

Sonnax Adjustable Rear Servo Pin Kits

The Sonnax adjustable rear servo pin kit 34912-01K replaces GM TH400 and '95-earlier 4L80-E servo pins. OE pins have seven different lengths to allow for adjustment of the Low/Reverse band—but are no longer available from GM. The Sonnax pin kit has an adjustment range that covers the five longest OE pins to allow for accurate setting of the Low/Reverse servo piston travel. The pin features an O-ring groove to prevent leakage of line pressure past the case pin bore. Kit contents: * Servo Pin * Screw * (4) Small washers * (1) Large washer * (2) O-Rings

3.0 out of 5 stars ( 2 )

$31.29

On Sale

Summit Racing™ Powerglide Tailshaft Housings

Summit Racing™ powerglide tailshaft housings are designed to fit both the Summit Racing™ and the stock GM Powerglide transmissions. They're five times stronger than stock, include a roller bearing at the end of the tailshaft, and require a specific yoke (sold separately).

5.0 out of 5 stars ( 3 )

$204.99


$194.99

Summit Bucks

Sonnax Heavy-Duty Reverse Pistons

Sonnax heavy-duty reverse pistons offer high-strength that will not break at racing pressures. Made from 6061 T-6 billet aluminum, Sonnax reverse pistons are configured to utilize four frictions and five steels, but can also be machined to accept additional frictions and steels for trans-brake applications. They're customizable for any application. To reduce rotating weight in Circle Track applications, two frictions (rotating) and seven steels (non-rotating) can be used. Sonnax heavy-duty reverse pistons include inner and outer seals.

Not Yet Reviewed

$107.54

TransGo Automatic Transmission Modulator Conversion Kits

Great for transplants! TransGo Automatic transmission modulator conversion kits provide a more aggressive and tunable pressure boost curve with engine vacuum instead of the vehicle PCM controlling PCS/EPC solenoid. TransGo modulator conversion kits include everything needed to add the internal modulator system with the oil pan off the transmission. From the outside of the transmission, you will need to connect it to an intake manifold vacuum source, however hardware is not provided for this. The kits do come with an oil pan-based resistor to pacify the control module for the missing EPC solenoid in applications where the computer will still manage the gear changes. TransGo includes: * Pressure regulator valve spring and snap ring * Brass fitting * Vacuum modulator, pin, valve, and bushing * Hold-down bracket * Elbow vacuum hose and spring * Four short zip ties * Five long zip ties * Vacuum tee * Resistor

5.0 out of 5 stars ( 2 )

$123.57

$135.14

Summit Bucks

Sonnax Replacement Accumulator Seal Kits

Sonnax replacement accumulator seal kits contain five sets of seals to refresh the sealing capabilities of their pin-less accumulator kits. Each accumulator takes one D-ring and one seal. The D-rings are made from Viton® and the seals are PTFE. Improve sealing characteristics with Sonnax replacement accumulator seal kits.

Not Yet Reviewed

$9.78

B&M Remote Transmission Filters

B&M's remote transmission filters are two to five times more effective than stock filters in removing shavings and other contaminants. You get a permanent remote adapter, a spin-on filter, and installation hardware.

3.67 out of 5 stars ( 6 )

$93.15

Hinson Racing Billetproof Clutch Baskets

Steeped in two decades of high performance part designing and crafted with race-proven technology, Hinson Racing Billetproof clutch baskets are designed to perform in extreme conditions. The winningest clutches in the world, these components have been race-proven by the best teams worldwide. They're precision-machined from billet T-6 aircraft quality aluminum to aerospace tolerances, and then hard coated for up to five times the wear resistance compared to stock. Hinson clutch components allow the assembly to spin truer, creating less heat when disengaged, and providing a more positive smooth clutch engagement. Ride safe, shift fast, and have confidence in your ride with Hinson Racing Billetproof clutch baskets.

5.0 out of 5 stars ( 1 )

$249.99

$284.99

ATS Diesel Performance Stage 6 Automatic Transmission Rebuild Kits

ATS Diesel Performance Stage 6 automatic transmission rebuild kits are designed to give that old worn-out transmission a face lift and put the power to the ground! ATS Diesel takes the potent Allison 1000 platform and bulletproofs it with the parts you need in these Stage 6 rebuild kits to give you the edge over the track, towing a trailer or the competition. Stage 6 kit features: * Includes Triplelok torque converter * Pump calibration kit * ATS C1-C5 clutches * Valve body calibration (A and B trim valves) * Handles street/strip, sled-pulling, up to 1000rwhp and can still be daily driven * Co-pilot should be added to this kit (not included) to increase hydraulic torque capacity ATS manufactured C1, C2, C3, C4 and C5 clutch packs include: * C1 includes: ATS exclusive 16 single-sided friction plates with HD pressure plate * C2 includes: Eight friction plates and eight laser-cut steel plates with step ground pressure plate * C3 includes: Five ATS exclusive full friction plates and laser-cut steel plates with micro ground pressure plate * C4 includes: Six frictions and five laser-cut steels * C5 includes: Six frictions and five laser-cut steels

Not Yet Reviewed

$3,564.99

ATS Diesel Performance Stage 7 Automatic Transmission Rebuild Kits

ATS Diesel Performance Stage 7 automatic transmission rebuild kits are designed to give that old worn-out transmission a face lift and put the power to the ground! ATS Diesel takes the potent Allison 1000 platform and bulletproofs it with the parts you need in these Stage 7 rebuild kits to give you the edge over the track, towing a trailer or the competition. Stage 7 kit features: * Includes Triplelok torque converter * ATS pump kit * ATS C1-C5 clutches * Valve body calibration (A and B trim valves) * ATS Co-pilot transmission controller * Increased towing capability, power holding to 1000+ hp * Best for mild street/strip and sled pulling use ATS manufactured C1, C2, C3, C4 and C5 clutch packs include: * C1 include: ATS exclusive 16 single-sided friction plates with HD pressure plate * C2 includes: Eight friction plates and eight laser-cut steel plates with step ground pressure plate * C3 includes: Five ATS exclusive full friction plates and laser-cut steel plates with micro ground pressure plate * C4 includes: Six frictions and five laser-cut steels * C5 includes: Six frictions and five laser-cut steels Note: Deep transmission pan required for Co-Pilot install.

Not Yet Reviewed

$4,654.99

Manufacturer Rebate

GearStar Ford 6R80 Level 4 Transmissions

GearStar Ford 6R80 Level 4 transmissions come with a custom billet Yank Performance lockup torque converter. This is the first of many upgrades that go into making sure that each transmission is built for performance applications to handle up to 750 crank horsepower or 700 crank foot-pounds of torque. These units have a brand-new valve body, brand new pump, billet intermediate shaft, expanded capacity clutches and steels, upgraded transmission cooler bypass valve, several valve body upgrades. They come with all new electrics, including the wiring harness, all sensors and solenoids—along with all new bushings, bearings, and seals. Every Level 4 transmission is assembled by one of GearStar's five expert builders. The transmission packages arrive dyno tested with 100 miles already on the product, which means the break-in procedure has been done and they're ready to go! Ford 6R80 Level 4 transmission models are available for 4WD or RWD applications.

Not Yet Reviewed

$9,745.00

Hinson Racing Billetproof Pressure Plates

Steeped in two decades of high performance part designing and crafted with race-proven technology, Hinson Racing Billetproof pressure plates are designed to perform in extreme conditions. The winningest clutch components in the world, these components have been race-proven by the best teams worldwide. They are precision-machined from billet T-6 aircraft-quality aluminum to aerospace tolerances, and then hard coated for up to five times the wear resistance compared to stock. Hinson clutch components allow the assembly to spin truer, creating less heat when disengaged and providing a more positive, smooth clutch engagement. Ride safe, shift fast, and have confidence in your ride with Hinson Racing Billetproof pressure plates.

Not Yet Reviewed

$199.99

Hinson Racing Billetproof Inner Hubs

Hinson Racing Billetproof inner hubs are designed to perform in extreme conditions. Hinson Racing components are steeped in two decades of high performance part design experience and crafted with race-proven technology. The winningest clutch components in the world, these components have been race-proven by the best teams worldwide. They are precision-machined from billet T-6 aircraft-quality aluminum to aerospace tolerances, and then hard coated for up to five times the wear resistance compared to stock. Hinson clutch components allow the assembly to spin truer, creating less heat when disengaged and providing a more positive smooth clutch engagement. Ride safe, shift fast, and have confidence in your ride with Hinson Racing Billetproof inner hubs.

Not Yet Reviewed

$319.99

Hinson Racing Billetproof Inner Hub and Pressure Plate Kits

Combining high performance plates with a high performance inner hub, Hinson Racing Billetproof inner hub and pressure plate kits are designed for high performance. Hinson Racing components are steeped in two decades of high performance part design experience and crafted with race-proven technology. The winningest clutch components in the world, they have been race-proven by the best teams worldwide. They are precision-machined from billet T-6 aircraft-quality aluminum to aerospace tolerances, and then hard coated for up to five times the wear resistance compared to stock. Hinson clutch components allow the assembly to spin truer, creating less heat when disengaged, and providing a more positive, smooth clutch engagement. Ride safe, shift fast, and have confidence in your ride with Hinson Racing Billetproof inner hubs and pressure plate kits.

Not Yet Reviewed

$519.99

Twin Power 5-Stud Clutch Hub Assemblies

Does your Big Twin fail to deliver smooth clutch action? Twin Power 5-Stud clutch hub assemblies are the perfect replacements for the stock early clutches. They use five long studs to provide a more even adjustment, greater support, and less plate wobble. The assembled clutch hubs are complete with a spring pressure plate, a friction disc and rivets, a bearing retainer with bearings, and stud nuts.

Not Yet Reviewed

$131.87

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