1978 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

ATP 164-Tooth Flexplate Z-110

Flexplate, Steel, 164-Tooth, External 28 oz. Imbalance, Ford, 302, 351W, Each

Part Number: ATP-Z110

3.43 out of 5 stars ( 7 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Motive Gear Differential Pinion Shims C8OZ4A324A

Pinion Shims, Steel, Ford, 9 in., Kit

Part Number: MGR-C8OZ4A324A

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Yukon Gear & Axle Minimum Install Kits MK C9.25-R

Ring and Pinion Gear Installation Kit, Minimum Install, 29-spline, Standard Rotation, Rear, Chrysler 9.25 in., Kit

Part Number: YGA-12008

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Dana Spicer Drivetrain Products Axle Bearings 566117

Axle Shaft Bearing - Dana 60/61

Part Number: SDH-566117

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YZLABF-KIT

Fittings, Zip Locker Bulkhead Fittings, Kit

Part Number: YGA-34000

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Yukon Gear & Axle Differential Crush Sleeves YMS99187

Crush Sleeve, Steel, Redi-Sleeve Yoke Saver, Each

Part Number: YGA-30228

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Crown Automotive Manual Transmission Small Parts Kits for 1976-1979 CJ5, CJ7 - J8124939

Crown Automotive Manual Transmission Small Parts Kits for 1976-1979 CJ5, CJ7 - J8124939

Manual Transmission Small Parts Kit, Roller Bearings, Thrust Washers, Roll Pins, Shift Ball, T150, Jeep, Kit

Part Number: CWA-J8124939

Not Yet Reviewed

Estimated Ship Date: Jun 8, 2026 if ordered today

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Estimated Ship Date: Jun 8, 2026 if ordered today

GearStar Flexplate Bolts GSFLXBT1

Flexplate Bolts, Hex, 7/16 in.- 20 RH, .688 in. Length, Steel, Black Oxide, Chevy, Ford, Set of 6

Part Number: GES-GSFLXBT1

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

The Stop Shop Neutral Safety Switch Pivots TSS49

Neutral Safety Switch , Pivot, Manual Transmission, Plastic, Chevy, Pontiac, Each

Part Number: OPS-TSS49

Not Yet Reviewed

Estimated Ship Date: Apr 22, 2026 if ordered today

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Estimated Ship Date: Apr 22, 2026 if ordered today

Yukon Gear & Axle Minimum Install Kits MK GM8.5

Ring and Pinion Gear Installation Kit, Minimum Installation Kit, 30 Spline, GM 8.5 in., Kit

Part Number: YGA-12055

2.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Pioneer Clutch Forks CF-114

Clutch Fork, Steel, Natural, for Nissan, Each

Part Number: PIO-CF-114

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Dorman U-Joint Fasteners 929-734

U-Bolt Kit

Part Number: RNB-929-734

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Motive Gear Mini Spools MS9-28-4

Spool, Mini, Steel, 28-Spline, 10-Bolt, Ford 8 in., 9 in., Each

Part Number: MGR-MS9-28-4

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Motive Gear Mini Spools MS9-28

4.75 out of 5 stars ( 15 )

Estimated Ship Date: Monday 3/16/2026

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Yukon Gear & Axle Differential Crush Sleeves YSPCS-032

Toyota 7.5" Crush Sleeve

Part Number: YGA-33115

Not Yet Reviewed

Estimated Ship Date: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Dorman U-Joint Fasteners 929-706

U-Bolt Repair Kit

Part Number: RNB-929-706

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Dorman U-Joint Fasteners 929-836

U-Bolt Kit

Part Number: RNB-929-836

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

National Bearing Wheel Bearings 32008

Wheel Bearing, Tapered, Universal, Each

Part Number: NTL-32008

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

ATP 160-Tooth Flexplate Z-118

Flexplate, 160-tooth, Steel, External Balance, Buick, Oldsmobile, Pontiac, Each

Part Number: ATP-Z118

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

TransGo Automatic Transmission Valve Body Repair Kits SK 670

SHIFT KIT Valve Body Repair Kit, A404, 413, 470, 670 SHIFT KIT® Valve Body Repair Kit

Part Number: TRG-SK670

Not Yet Reviewed

Estimated Ship Date: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 2026 if ordered today

Ridetech Clutch Z-Bar Brackets for 1970-1981 CAMARO, FIREBIRD - 11179511

Clutch Z-Bar Bracket, Mechanical Clutch, Steel, Black, Chevy, Pontiac, Each

Part Number: ART-11179511

Not Yet Reviewed

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

Yukon Gear & Axle Differential Carrier Replacement Parts YSPSA-002

Differential Carrier Replacement Parts, Side Bearing Screw Adjuster, Chrysler 7.25 in., Chrysler 8.25 in., Each

Part Number: YGA-33257

Not Yet Reviewed

Estimated Ship Date: Monday 3/16/2026 if shipped by air

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Estimated Ship Date: Monday 3/16/2026 if shipped by air

Pioneer Automotive Automatic Transmission Rebuild Components 748040

GASKET KIT

Part Number: PIO-748040

Not Yet Reviewed

Estimated Ship Date: Mar 31, 2026 if ordered today

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Estimated Ship Date: Mar 31, 2026 if ordered today

Dana Spicer Drivetrain Products Pinion Bearings and Races 706046X

Differential Pinion Bearing Kit (Cup/Cone) - Dana 44

Part Number: SDH-706046X

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Dorman U-Joint Fasteners 929-743

U-Bolt Kit

Part Number: RNB-929-743

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Dana Spicer Drivetrain Products Pinion Bearings and Races 706030X

Differential Pinion Bearing Kit (Cup/Cone) - Dana 44

Part Number: SDH-706030X

Not Yet Reviewed

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today