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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 - 18 of 18

Ring and Pinion Gear, Installation Kit, 7.17:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-15X

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: Today

8.8" Rear Axle Assembly for Ford Mustang, Without Posi Traction 3.73

Part Number: ZUD-70699

Not Yet Reviewed

Estimated Ship Date: Tomorrow if ordered today

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Estimated Ship Date: Tomorrow if ordered today

Ring and Pinion Gear, Installation Kit, 3.73:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-2X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

DIFFERENTIAL RING AND PINION KIT - DANA 70HD 7.17 RATIO

Part Number: SDH-706999-14X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring & Pinion Gear Set Axle: Dana 70/Ratio 6.17 Includes Installation Hardware And Shims 1981-1985 Ford F350

Part Number: SDH-706999-12X

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

Ring and Pinion Gear, Installation Kit, 4.88:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-8X

Not Yet Reviewed

Estimated Ship Date: Aug 27, 2025 if ordered today

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Estimated Ship Date: Aug 27, 2025 if ordered today

Ring and Pinion Gear, Installation Kit, 5.13:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-9X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring & Pinion Gear Set: Dana 70/Ratio 3.54 Install Hardware And Shims 82-92 E350/F350, 89' Dodge D300 & D700

Part Number: SDH-706998-1X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring and Pinion Gear, Installation Kit, 4.10:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706998-3X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring and Pinion Gear, Installation Kit, 4.88:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706998-5X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring & Pinion Gear Set Axle: Dana 70 / Ratio Installation Hardware And Shims 1979 Dodge D300/400 & W300/400

Part Number: SDH-706999-10X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring and Pinion Gear, Installation Kit, 3.54:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-1X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring and Pinion Gears, 4.10:1 Ratio, 29-spline, Standard Rotation, Installation Kit, Dana 70, Kit

Part Number: SDH-706999-4X

Not Yet Reviewed

Estimated Ship Date: Sep 2, 2025 if ordered today

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Estimated Ship Date: Sep 2, 2025 if ordered today

Ring & Pinion Gear Set Axle: Dana 70 / Ratio Includes Installation Hardware And Shims

Part Number: SDH-706999-11X

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 Gear, Installation Kit, 3.73:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706998-2X

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 & Pinion Gear Set: Dana 70/Ratio Installation Hardware And Shims 1982.5 Ford E350 Dso Chassis 70U

Part Number: SDH-706998-4X

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 Gear, Installation Kit, 6.17:1, Standard Rotation, Dana 70, Kit

Part Number: SDH-706999-13X

Not Yet Reviewed

Estimated Ship Date: Sep 3, 2025 if ordered today

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Estimated Ship Date: Sep 3, 2025 if ordered today

CLUTCH KIT XTEND PLUS CSC

Part Number: SXR-K70699-01

Not Yet Reviewed

Estimated Ship Date: Aug 29, 2025 if ordered today

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Estimated Ship Date: Aug 29, 2025 if ordered today

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