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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

Availability


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.

Individual Parts

Results 1 - 25 of 2000 +

Front Pump, TH400 Pump, Oversize Gears, Additional Flow and Pressure, Each

Part Number: SUM-700408

Not Yet Reviewed

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Transmission Pan, Automatic, Cast Aluminum, Natural, 3.82 qt. Additional Fluid, GM, 8L90, 8L90E, Each

Part Number: BMM-70399

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

This product may not be eligible for select promotional offers

Transmission Pan, Automatic, Cast Aluminum, Black, 3.82 qt. Additional Fluid, GM, 8L90, 8L90E, Each

Part Number: BMM-71399

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

This product may not be eligible for select promotional offers

Differential Cover, Aluminum, Black Powdercoated, Additional 2.5 qts. Capacity, AAM 11.5 in. 14-bolt, Each

Part Number: APF-4029156248

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Differential Cover, 12-bolt, Aluminum, Black, Additional 2.5 qts. Capacity, Ford 10.25 in., Ford 10.5 in.

Part Number: APF-4029003068

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Transmission Pan, Steel, Finned, Chrome, 700R4/4L60E, 2-Quart Additional Capacity, 3.500 in. Deep, Each

Part Number: TRD-9741

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Clutch Kit, RST Street Twin, Organic, 1.125 in. - 26, Billet Steel Flywheel, Chevy, Pontiac, Small Block LS, Kit

Part Number: MCL-6405507

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Today

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Clutch Kit, Street Twin, Ceramic, 1 1/8 in- 26, Billet Steel Flywheel, Diaphram, Pilot Bushing, Chevy, LS, Kit

Part Number: MCL-6405507M

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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Clutch Kit, Super StreetPro, Organic, Ceramic, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75224

4.66 out of 5 stars ( 56 )

Estimated Ship Date: Today

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Transmission, Manual, Tremec T-56 Magnum, 6-Speed, 1 1/8 in. 26-Spline, Chevy, Buick, Oldsmobile, Pontiac, Each

Part Number: REM-TUET11009

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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This product may not be eligible for select promotional offers

Clutch Kit, Super StreetPro, Organic/Ceramic, 1 1/8 in. Diameter Shaft, 26-Spline, 11 in. Diameter Disc, Kit

Part Number: MCL-75221

4.53 out of 5 stars ( 38 )

Estimated Ship Date: Today

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Clutch Kit, StreetPro, Organic, 1 1/8 in.- 10-Spline, 11 in. Disc, Chevy, , Oldsmobile, Pontiac, Kit

Part Number: MCL-75124

4.63 out of 5 stars ( 24 )

Estimated Ship Date: Today

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Clutch Kit, RST, Billet Aluminum Flywheel, Mopar, 5.7L-6.4L, 1-1/8 x 26, 130 Tooth, Kit

Part Number: MCL-6344907

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Kit, RST Street Twin, 9.688 in. Disc, 1 in. 23 Spline, Ford, Kit

Part Number: MCL-6333825

5.0 out of 5 stars ( 1 )

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Manual Transmission, Tremec Magnum-F, 6 Speed, 1-1/8 X 26 Spline , GM, Each

Part Number: REM-TUET16362

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Today

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This product may not be eligible for select promotional offers

Clutch Kit, StreetPro, Organic, 1 1/16 in.- 10-Spline, 10.5 in. Disc, Ford, Kit

Part Number: MCL-75105

4.63 out of 5 stars ( 19 )

Estimated Ship Date: Today

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Automatic Shifter, Pro Ratchet, Aluminum Cover, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80842

4.71 out of 5 stars ( 72 )

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This product may not be eligible for select promotional offers

Clutch Kit, RXT Street Twin, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Billet Aluminum Flywheel, Chevy, Kit

Part Number: MCL-6306807M

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Clutch Kit, RXT Street Twin Power Pack, 8-Bolt, 26-Spline, 1.125 in. Input Shaft, 9.688 in. Disc Diameter, Metallic Disc, Unsprung Hub, Kit

Part Number: MCL-6435807M

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic Valve Body, Chevy, TH350, 4WD, Each

Part Number: TCI-311600

2.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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This product may not be eligible for select promotional offers

Clutch Kit, RST Street Twin, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Billet Steel Flywheel, Chevy, 6.2L, Kit

Part Number: MCL-6406807

Not Yet Reviewed

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Manual Transmission, T-56, 6 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 2.66:1 First Gear Ratio, Aluminum Case, T-56, Ford, Each

Part Number: REM-TUET11010

5.0 out of 5 stars ( 1 )

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Manual Transmission, Tremec, T-5, 5 Speed, 1.063 in. Input Shaft Diameter, 10 Spline Input, 28 Spline Output, Ford, Each

Part Number: REM-1352-000-251

4.29 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Clutch Kit, StreetPro, Organic, 1 1/8 in.- 26-Spline, 11 in. Disc, Chevy, Oldsmobile, Pontiac, Pilot Bushing Supplied (Chevy Only), Kit

Part Number: MCL-75121

4.47 out of 5 stars ( 15 )

Estimated Ship Date: Today

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Clutch Kit, RST, 1 1/8 in. x 26-Spline, 9.688 in. Diameter Disc, Chevy, Small/Big Block, Kit

Part Number: MCL-6911-07

4.44 out of 5 stars ( 9 )

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