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Transmission & Drivetrain

Performance & Replacement Transmission & Drivetrain Parts

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 121

Differential Cover, Steel, Black, Ford, 10.250 in., 12-Bolt, Each

Part Number: RNB-697-704

4.71 out of 5 stars ( 7 )

Estimated Ship Date: Today

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Marine Propeller, Black Diamond, Three Blades, Right Hand (Clockwise) Rotation, Aluminum, Black, 14.00 Blade Pitch, 10.250 in. Diameter, Each

Part Number: QSV-QA2082X

Not Yet Reviewed

Estimated Ship Date: Today

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Differential Clutch, Carbon Fiber Pack, Rear, Posi, Ford, 10.250 in., Set

Part Number: YGA-16099

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Gear, Ring and Pinion, 3.54:1 Ratio, 1.750 in. Pinion, 29 Spline, 10.250 in. Ring Gear, Dana 70, Set

Part Number: YGA-24072

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Ring and Pinion Installation Kit, Master Kit, Ford 10.250 in., Ford, Pickup, Kit

Part Number: MGR-R10-25RMKT

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Gear, Ring and Pinion, 4.11:1 Ratio, 1.750 in. Pinion, 29 Spline, 10.250 in. Ring Gear, Dana 70, Set

Part Number: YGA-24074

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

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Estimated Ship Date: Sep 4, 2025 if ordered today

Torque Converters, Remanufactured, OEM Style, 1.750 in. Slotted Hub, 3 Pad Mount, 10.250 in. Diameter, Stock Stall, 27 Spline Input, BMW, L6, Each

Part Number: CCV-TQBM39

Not Yet Reviewed

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FLYWHEEL FORD 8 MINI 10.250 OD (NO STARTER GEAR)

Part Number: CRO-78301D

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

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Estimated Ship Date: Sep 4, 2025 if ordered today

FLYWHEEL 8 MINI (NO STRTER GEAR) CHRYSLER 10.250 OD

Part Number: CRO-78101D

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

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Estimated Ship Date: Sep 4, 2025 if ordered today

FLYWHEEL CHEV 8 MINI 10.250 OD (NO STARTER GEAR)

Part Number: CRO-78201D

Not Yet Reviewed

Estimated Ship Date: Sep 4, 2025 if ordered today

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Estimated Ship Date: Sep 4, 2025 if ordered today

Torque Converter, Pro Competition 45 Series, Torqueflite 727, 24-Spline, Each

Part Number: HUP-24-45

Not Yet Reviewed

Estimated Ship Date: Today

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Torque Converters, Remanufactured, OEM Style, 1.81 in. Slotted Hub, 4 Stud Mount, 10.25 in. Diameter, Stock Stall, 18 Spline Input, Nissan, 1.8L, Each

Part Number: CCV-TQDA71

Not Yet Reviewed

Estimated Ship Date: Today

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Ring and Pinion Kit

Part Number: RMG-F10410L

Not Yet Reviewed

Estimated Ship Date: Today

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Ring and Pinion Gears, 4.10:1 Ratio, 31-spline, Standard Rotation, Long Spline Design, Ford 10.25 in., Set

Part Number: MGR-F10-25-410L

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

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Torque Converter, Street/Strip, 3,500 rpm Stall, Torqueflite 727, 24-Spline, Each

Part Number: HUP-24-35

3.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Clutch Kit, Stock Replacement, OEM, Organic Disc, 24-spline, Pressure Plate, for Nissan, Kit

Part Number: EXY-NSK1006

Not Yet Reviewed

Estimated Ship Date: Today

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Torque Converter, Pro-Street 30 Series, 3,000 rpm Stall, Torqueflite 727, 24-Spline, Each

Part Number: HUP-24-30

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Torque Converter, Pro-Street 30 Series, 3,000 rpm Stall, Torqueflite 727, Heavy Duty Sprag, 24-Spline, Each

Part Number: HUP-24-30HD

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Torque Converters, Reman., OEM Style, 1.693 in. Slotted Hub, 3 Pad Mount, 11.375 in. Dia., Stock Stall, 22 Spline Input, Chrysler, Dodge, Jeep, Each

Part Number: CCV-TQMC25

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Sep 12, 2025 if ordered today

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Estimated Ship Date: Sep 12, 2025 if ordered today

Ring and Pinion Gears, 5.13:1 Ratio, 31-spline, Standard Rotation, Long Spline Design, Ford 10.25 in., Set

Part Number: YGA-24090

Not Yet Reviewed

Estimated Ship Date: Sep 8, 2025 if ordered today

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Estimated Ship Date: Sep 8, 2025 if ordered today

Ring and Pinion Kit

Part Number: RMG-F10355

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Ring and Pinion Kit

Part Number: RMG-F10373L

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Ring and Pinion Kit

Part Number: RMG-F10410

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Ring and Pinion Kit

Part Number: RMG-F10456L

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

Differential Ring and Pinion, Differential Ring and Pinon Front and Rear Complete Kit

Part Number: MGR-MGK-325

Not Yet Reviewed

Estimated Ship Date: Aug 25, 2025 if ordered today

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Estimated Ship Date: Aug 25, 2025 if ordered today

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