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.

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Results 1 - 25 of 580

USA Standard Gear Spartan Locker Replacement Crosspins SL XP-F9-XS

9" FORD SPARTAN LOCKER EXTRA_SHORT X/PIN SHAFT

Part Number: SPZ-17044

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Summit Racing™ Street-Strip Performance Clutch Kits SUM-700932

Clutch Kit, Street-Strip Performance, 1-1/8 in. Shaft, 10-Spline, 11 in. Organic/Ceramic Disc, GM, Kit

Part Number: SUM-700932

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Inland Empire Driveline High-Impact Support Bearings 210866-1XS

Inland Empire Driveline High-Impact Support Bearings 210866-1XS

Driveshaft Support Carrier Bearing, High-Impact, Chevy, GMC, Dodge, Ford, Each

Part Number: IED-210866-1XS

3.8 out of 5 stars ( 5 )

Estimated Ship Date: Today

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B&M Tork Master 2,300-2,500 Stall Torque Converter 20404

Torque Converter, Tork Master, 2,300-2,500 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20404

4.44 out of 5 stars ( 39 )

Estimated Ship Date: Today

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McLeod Super StreetPro Clutch Kits 75224

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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McLeod Super StreetPro Clutch Kits 75221

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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B&M StarShifters 80675

Automatic Shifter, StarShifter, Chevy, Ford, Lincoln, Mercury, Mopar, Each

Part Number: BMM-80675

4.64 out of 5 stars ( 158 )

Estimated Ship Date: Today

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McLeod StreetPro Clutch Kits 75124

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

Part Number: MCL-75124

4.5 out of 5 stars ( 26 )

Estimated Ship Date: Today

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McLeod Street Extreme Clutch Kits 75321

Clutch Kit, Street Extreme, 1.125 in. - 26-spline, Ceramic Disc, Pressure Plate, Buick, Chevy, Pontiac, Kit

Part Number: MCL-75321

4.42 out of 5 stars ( 12 )

Estimated Ship Date: Today

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B&M Truck Megashifters 80680

Automatic Shifter, Megashifter, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80680

4.73 out of 5 stars ( 59 )

Estimated Ship Date: Today

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B&M Tork Master 1,900-2,100 Stall Torque Converter 20400

Torque Converter, Tork Master, 1,900-2,100 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20400

4.34 out of 5 stars ( 79 )

Estimated Ship Date: Today

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B&M Unimatic Shifters 80775

Automatic Shifter, Unimatic, Chevy, Mopar, Ford, Lincoln, Mercury, Each

Part Number: BMM-80775

4.3 out of 5 stars ( 73 )

Estimated Ship Date: Today

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B&M Sport Shifters 80776

Automatic Shifter, Sport, Chevy, Mopar, Ford, Cable Operated, T-Handle, Each

Part Number: BMM-80776

4.14 out of 5 stars ( 50 )

Estimated Ship Date: Today

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McLeod StreetPro Clutch Kits 75121

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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McLeod RST Street Twin Clutch Kits 6913-07

Clutch Kit, RST, 1 1/8 in. x 26-Spline, 9.687 in. Diameter Disc, Chevrolet, Ford, Kit

Part Number: MCL-6913-07

4.38 out of 5 stars ( 8 )

Estimated Ship Date: Today

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McLeod Street Extreme Clutch Kits 75324

Clutch Kit, Street Extreme, 1.125 in. - 10-spline, Ceramic Disc, Pressure Plate, Buick, Chevy, Pontiac, Kit

Part Number: MCL-75324

4.8 out of 5 stars ( 10 )

Estimated Ship Date: Today

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McLeod RST Street Twin Clutch Kits 6911-07

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 )

Estimated Ship Date: Today

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B&M Pro Ratchet Shifters 80842

Shifter, Automatic Transmission, Pro Ratchet, 3-, or 4-Speed, Forward or Reverse Pattern, Aluminum Cover, Ford, GM, Lincoln, Mercury, Mopar, Each

Part Number: BMM-80842

4.71 out of 5 stars ( 73 )

Estimated Ship Date: Today

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Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.875 Inch (12-bolt) YDGGM12P-3-30-1

Dura Grip Positraction Carrier, Traction-Loc, GM 8.875 in., 30 Spline, 3.08 to 3.90 Ratio, Each

Part Number: YGA-26011

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Today

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Hurst Competition/Plus Shifters 3917308

Shifter, Manual, Competition Plus, Buick, Chevy, Oldsmobile, Pontiac, Studebaker, Each

Part Number: HUU-3917308

4.83 out of 5 stars ( 18 )

Estimated Ship Date: Today

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McLeod StreetPro Clutch Kits 75117

Clutch Kit, StreetPro, Organic, 1 1/8 in.- 10-Spline, 10.5 in. Disc, Chevy, Oldsmobile, Pontiac, Kit

Part Number: MCL-75117

4.0 out of 5 stars ( 10 )

Estimated Ship Date: Today

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B&M Holeshot 1,800-2,200 Stall Torque Converter 20416

Torque Converter, Holeshot, 1,800-2,200 rpm Stall Range, Chevy, THM350/THM400, Each

Part Number: BMM-20416

4.42 out of 5 stars ( 19 )

Estimated Ship Date: Today

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B&M Holeshot 2,900-3,200 Stall Torque Converter 20483

Torque Converter, Holeshot, 2,900-3,200 rpm Stall Range, GM, THM350/THM400, Each

Part Number: BMM-20483

5.0 out of 5 stars ( 4 )

Estimated Ship Date: Today

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McLeod Super StreetPro Clutch Kits 75217

Clutch Kit, Super StreetPro, Organic/Ceramic, 1 1/8 in. Diameter Shaft, 10-Spline, 10.5 in. Diameter Disc, Kit

Part Number: MCL-75217

4.46 out of 5 stars ( 28 )

Estimated Ship Date: Today

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B&M Automatic Transmission Deep Pans 20280

Transmission Pan, Deep, Aluminum, Natural, GM, TH400, Each

Part Number: BMM-20280

4.59 out of 5 stars ( 58 )

Estimated Ship Date: Today

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Lokar Hi-Tech Kickdown Kits KD-2350HT

Automatic Transmission Kickdown Cable, Hi-Tech, Natural Braided Stainless Steel, Natural Aluminum Fittings, GM, TH350, Kit

Part Number: LOK-KD-2350HT

4.89 out of 5 stars ( 38 )

Estimated Ship Date: Today

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