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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 - 25 of 1534

Automatic Transmission, Forward Shift Pattern, 2WD, RWD, SBF, 5.0L Ford, AOD, 80-93 Each

Part Number: SUM-700453

3.33 out of 5 stars ( 6 )

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This product may not be eligible for select promotional offers

Third Member Complete Assembly, Ford 9 in., 3.50:1 Gear Ratio, TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT350S50

5.0 out of 5 stars ( 1 )

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Third Member, 3.70:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT370S50

5.0 out of 5 stars ( 2 )

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GM TORQUE CONVERTER, 4L80E, 4L85E, LS MOTOR 2800-3000 STALL

Part Number: FTI-SRLS43082

Not Yet Reviewed

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Flange Yoke, Aluminum, 1350, 3-Bolt Flange, Each

Part Number: SOX-T35-GMFD-01K

5.0 out of 5 stars ( 8 )

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Automatic Transmission Rebuild Kit, Gaskets, Seals, Band, Clutches, Filter, Chevy, 4L80E, 35-spline Input, Kit

Part Number: SUM-705064

5.0 out of 5 stars ( 4 )

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Torque Converter, 12 in. Diameter, Chevy LS, 4L80E, 2.650 in. Hub Height, 2,400-2,700 Stall, Each

Part Number: SUM-700339

3.33 out of 5 stars ( 6 )

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GM TORQUE CONVERTER, 4L80E, 4L85E, LS MOTOR,3600 STALL

Part Number: FTI-SRLS40086

3.67 out of 5 stars ( 3 )

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Locking Hubs, Manual, Premium, Steel, Black, Black Dial, Ford, F-250/F-350/F-450/F-550 Super Duty, Pair

Part Number: WRN-95060

4.71 out of 5 stars ( 14 )

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Automatic Transmission, Remanufactured, Forward Shift Pattern, Automatic/Manual Valve Body, Chevy, 4L80E, Each

Part Number: TCI-271000

Not Yet Reviewed

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This product may not be eligible for select promotional offers

Manual Shifter, Precision Sport, Jeep, Each

Part Number: BMM-45195

4.67 out of 5 stars ( 12 )

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This product may not be eligible for select promotional offers

Differential, Eaton Detroit Truetrac, 35-Spline, Ford, 10.25 in./10.5 in., Full Floater Only, Each

Part Number: ETN-915A550

4.88 out of 5 stars ( 33 )

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Axle Shaft Assembly, Front Passenger, 35-spline, Steel, 45.960 in. Length, Dana 60, Ford, Each

Part Number: SDH-10013778

4.74 out of 5 stars ( 39 )

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Third Member, 4.11:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT411S50

4.0 out of 5 stars ( 2 )

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Third Member, 3.89:1 Gear Ratio, Currie TwinTrac, 31-Spline, Nodular Iron Case, Big Bearing Pinion Support, 1350 Yoke, Each

Part Number: CUR-CE-9CT389S50

5.0 out of 5 stars ( 1 )

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Axle Shaft Assembly, Front Driver Side, Steel, Dana Super 60, Ford, Each

Part Number: SDH-10013781

4.76 out of 5 stars ( 38 )

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Torque Converter, SRL Series Billet Lockup Torque Converter, 9.50 in., Furnace Brazed, Balanced, Chevy, 4L80E, Each

Part Number: FTI-SRLS40082

5.0 out of 5 stars ( 1 )

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Yoke, 6-Bolt Adapter Flange Yoke, Tremec TR-6060, Chrysler 210mm Differential, Each

Part Number: SOX-T35ALFY07

5.0 out of 5 stars ( 5 )

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Torque Converter, Night Stalker, 12 in. Diameter, Lockup, 2,200-2,800 Stall, Ford, AOD, Each

Part Number: APE-26401

3.67 out of 5 stars ( 3 )

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Torque Converter, Chevy, LS, 10.157 in. Diameter, 3,200 rpm Flash Stall, 11.060 in. TC Bolt Circle, 4L80/4L85E, Lockup, Triple Disc, Each

Part Number: YNK-PT3204L8LSMD

Not Yet Reviewed

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GM TORQUE CONVERTER, 4L80E, 4L85E, LT MOTOR 2800-3000 STALL

Part Number: FTI-SRLT43082

5.0 out of 5 stars ( 1 )

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Torque Converter, Night Stalker, 12 in. Diameter, Lockup, 2,200-2,800 Stall, GM, 4L80E, 2.65 in. Impeller Hub, Each

Part Number: APE-49492

Not Yet Reviewed

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Locking Hubs, Manual, Premium, Aluminum, Chrome, Polished Dial, Dana 60, 35-Spline, Front, Pair

Part Number: WRN-62672

4.82 out of 5 stars ( 11 )

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Gear, Ring and Pinion, 4.29:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0079-1

5.0 out of 5 stars ( 1 )

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