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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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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.

Individual Parts

Results 1 - 12 of 12

Starter Bolts, Cummins to GM Bellhousing, Kit

Part Number: SUM-770383

1.67 out of 5 stars ( 3 )

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Safety Shield, Flexplate, Steel, Black Powdercoated, SFI 30.1, Chevy, Powerglide, TH350, TH400, Each

Part Number: SUM-G116XSFI

5.0 out of 5 stars ( 1 )

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Bellhousing, Manual, Cast Aluminum, Natural, GM 621, with Fork, Throwout Bearing, Boot , Pivot Ball and Inspection Cover, Chevy, SBC, BBC, Kit

Part Number: SUM-700170-KIT

4.0 out of 5 stars ( 3 )

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Flexplate Dust Cover, Steel, Black Powdercoated, Chevy, TH350, TH400, 700R4, Each

Part Number: SUM-G3883B

3.62 out of 5 stars ( 244 )

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Transmission Adapter Kit, Bellhousing Adapter, Complete Kit- Custom Flywheel, Dowels, Pro hardware Kit, Chevy LS to Nissan Z32 5-Speed, Kit

Part Number: SUM-LSTOZ32

Not Yet Reviewed

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Transmission Adapter Kit, Bellhousing Adapter, Complete Kit- Custom Flywheel, Dowels, and Hardware, Chevy LS, to Nissan CD009 Z33 6-Speed, Kit

Part Number: SUM-LSTOZ33

Not Yet Reviewed

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Bellhousing, Manual, Cast Aluminum, Natural, GM 621, Chevy, SBC, BBC, Each

Part Number: SUM-700170X

3.29 out of 5 stars ( 7 )

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Bellhousing Adapter, Conversion, Cummins to GM, Billet Aluminum, 141-tooth Flexplate, Kit

Part Number: SUM-770380

3.87 out of 5 stars ( 15 )

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Flexplate Dust Cover, Steel, Chrome, Chevy, TH350, TH400, 700R4, Each

Part Number: SUM-G3883

3.64 out of 5 stars ( 95 )

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Torque Converter, 24-Spline, Mopar, Torqueflite 727, 2,800-3,200 Stall, Each

Part Number: SUM-G2709-11

2.71 out of 5 stars ( 14 )

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Bellhousing Adapter, Conversion, Cummins to GM, Billet Aluminum, 141-tooth Flexplate, 13 in. Diameter Torque Converter, Kit

Part Number: SUM-CSUM7738

5.0 out of 5 stars ( 1 )

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