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 2000 +

Chevrolet Performance SuperMatic 6L80-E Transmissions 19417102

Automatic Transmission, SuperMatic 6L80-E, 3000-3400 Stall Converter, 650 lb. ft. Torque, Controller, Harness, Chevrolet, LS/LSX Crate Engines, Kit

Part Number: NAL-19417102

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

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Summit Racing™ 700R4 Aluminum Transmission Pan SUM-433886

Transmission Pan, Stock, Aluminum, Polished, Finned, GM, 700R4, Each

Part Number: SUM-433886

4.59 out of 5 stars ( 79 )

Estimated Ship Date: Tomorrow

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Chevrolet Performance SuperMatic 6L80-E Transmission Kits 19366637

Automatic Transmission Package, SuperMatic 6L80E, 2,400-2,800 Stall Converter, Chevrolet, LSX Engines, RWD, Kit

Part Number: NAL-19366637

Not Yet Reviewed

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Tremec TKX Manual Transmissions TCET18086

Manual Transmission, TKX, 5 Gears, 1.063 in. - 10-spline Input, 31-spline Output, 3.27:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET18086

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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South Bend Clutch Dyna Max Street Dual Disc Clutch Kits SDD3250-GK

Clutch Kit, Street Dual, Clutch, Pressure Plate, Flywheel, Bearing, Alignment Tool, Hardware, Dodge, Kit

Part Number: SBB-SDD3250-GK

4.84 out of 5 stars ( 38 )

Estimated Ship Date: Tomorrow

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Holley Sniper Automatic Transmission Controllers 551-103

Automatic Transmission Controllers, Sniper 2 EFI, Controller and Power Harness, Kit

Part Number: SNE-551-103

Not Yet Reviewed

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Tremec TKX Manual Transmissions TCET17765

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 2.87:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET17765

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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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: Tomorrow

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BluePrint Engines 168-Tooth Flywheel BPP300116

Flywheel, Cast Iron, 168-Tooth, External Balance, Chevrolet, 1-Piece Rear Main, Small Block, Each

Part Number: MLL-BPP300116

4.78 out of 5 stars ( 9 )

Estimated Ship Date: Tomorrow

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Hurst Competition/Plus Shifters 3913180

Manual Shifter, Competition, Plus, Ford, Mercury, Passenger Car, Each

Part Number: HUU-3913180

3.71 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

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Holley Sniper Automatic Transmission Controllers 551-102

Automatic Transmission Controllers, Sniper EFI, Standalone Kit, Carbureted Applications, Kit

Part Number: SNE-551-102

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Tremec TKX Manual Transmissions TCET18084

Manual Transmission, TKX, 5 Gears, 1.125 in. - 26-spline Input, 31-spline Output, 2.87:1 First Gear Ratio, Aluminum Case, Tremec TKX, Ford, Each

Part Number: REM-TCET18084

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Summit Racing™ Manual Transmission Shifter and Installation Kit Pro Packs for 1968 COUGAR, 1965-1973 MUSTANG - 13-0072

Combo, Hurst, Shifter, Competition Plus, Installation Kit, Ford, Mercury, Ford Top Loader, Kit

Part Number: CMB-13-0072

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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Spicer Drivetrain Products Axle Hub Assemblies for 2007-2017 WRANGLER, 2018 WRANGLER JK - 10021363

Wheel Hub and Bearing Assembly, Front, Dana 44, Jeep, JK, Each

Part Number: SDH-10021363

4.89 out of 5 stars ( 18 )

Estimated Ship Date: Tomorrow

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Hurst Street Super Shifters 3917535

Manual Shifter, Street Super, Muncie, BW T10/Super T10, Ford T&C, Each

Part Number: HUU-3917535

4.63 out of 5 stars ( 8 )

Estimated Ship Date: Tomorrow

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Sonnax Premium Planetary Assemblies 28180G-01

Automatic Transmission Gears, Premium, Planetary Type, Steel, 1.80:1 First Gear Ratio, Long Output Shaft, GM, Powerglide, Kit

Part Number: SOX-28180G-01

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Lakewood Safety Bellhousings 15000LKW

Bellhousing, Manual, Steel, Chevy, Big/Small Block, Each

Part Number: LAK-15000LKW

4.79 out of 5 stars ( 24 )

Estimated Ship Date: Tomorrow

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Holley Sniper Automatic Transmission Controllers 551-101

Automatic Transmission Controllers, Sniper EFI, Controller With Power Harness, Sniper 1 applications, Kit

Part Number: SNE-551-101

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Ford Performance Parts 8.8 in. IRS Loaded Differential Housings for 2015-2022 MUSTANG - M-4001-88355B

Independent Suspension Differential Assembly, Traction-Lok, 3.55:1 Ratio, Ford, Mustang, Each

Part Number: FMS-M400188355B

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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Hurst Competition/Plus Installation Kits for 1967-1969 COUGAR, 1964-1973 MUSTANG - 3737637

Shifter Installation Kit, Competition Plus, Top Loader, 432, Ford, Mercury, Kit

Part Number: HUU-3737637

4.46 out of 5 stars ( 13 )

Estimated Ship Date: Tomorrow

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South Bend Clutch Dyna Max Street Dual Disc Clutch Kits SDD3250-GK-ORG

Clutch Kit, Organic, Clutch, Pressure Plate, Throw-out Bearing, Hardware, Dodge, RAM, Kit

Part Number: SBB-SDD3250GKORG

4.57 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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RAM Concept 10.5 Dual-Disc Organic Clutch Kits for 2008-2023 CHALLENGER - 50-2370

RAM Concept 10.5 Dual-Disc Organic Clutch Kits for 2008-2023 CHALLENGER - 50-2370

Clutch Kit, Concept 10.5 Dual-Disc Clutch, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Dodge, Hemi Gen III, Kit

Part Number: RAM-50-2370

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Hurst Pro-Matic 2 Shifters 3838510

Shifter, Pro-Matic 2, Chrome, AMC, GM, Mopar, Ford, Kit

Part Number: HUU-3838510

4.24 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

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South Bend Clutch Dyna Max Street Dual Disc Clutch Kits for 2000-2005 RAM 2500, 2001-2005 RAM 3500 - SDD3250-6

Clutch Kit, Street Dual, Clutch, Pressure Plate, Throw-out Bearing, Hardware, Dodge, Kit

Part Number: SBB-SDD3250-6

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Tomorrow

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Hays Twister 3/4 Race 2,800-3,200 Stall Torque Converter 97-1H28Q

Hays Twister 3/4 Race Torque Converter 1998- UP GM, 4L60E, 4L65E, 2800-3200 RPM stall

Part Number: HAY-97-1H28Q

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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