1978 Transmission & Drivetrain

Axle Shaft Assembly, Rear Driver Side, Bolt-in, 29-spline Inner, Steel, AMC Model 20, Jeep, Each

Part Number: CWA-8127070K

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gear, Ring and Pinion, 4.11:1 Ratio, 1.375 in. Pinion, 26 Spline, 8.500 in. Ring Gear, Dana 44, Set

Part Number: YGA-24033

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ring and Pinion Installation Kit, Master Kit, GM, 10.5 in., Kit

Part Number: MGR-R14RMKH

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Bellhousing Spacers, 0.375 in. Thickness, Aluminum, Natural, T56/M12, Tremec TR6060, Chevrolet, Kit

Part Number: ICB-551835-375FL

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Flexplate Oldsmobile All V-8 166 Teeth Internal Balance

Part Number: ATI-915564

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, GM, 8.5/8.6 in., 2.73 & up, Each

Part Number: AUB-546018

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gear, Ring and Pinion, 4.56:1 Ratio, Dana 60, Set

Part Number: RMG-6900531

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Axle Shaft, Dana 44, 30 Inner Spline, 36.130 in. Length, Front Driver Side, GM, Each

Part Number: SDH-27902-2X

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Flexplate, 164-Tooth, Steel, Internal Balance, Ford, Big Block, Each

Part Number: JPT-N93001

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Clutch Kit, Super StreetPro, Organic, Ceramic, 1 1/16 in. Diameter Shaft, 10-Spline, 10 in. Diameter Disc, Kit

Part Number: MCL-75215

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Differential Cover, 10-bolt, Black, Dana 50, Dana 60, Dana 70, Dana 70-HD, Dana 70-U, Dana Super 70, Each

Part Number: YGA-32352

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Driveshaft, Two-Piece, Steel, Front, Chevy, GMC, Each

Part Number: RNB-938-192

5.0 out of 5 stars ( 8 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Upgrade Kit, Transpak, GM, TH400, TH375, M40, Each

Part Number: BMM-20228

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Gear, Ring and Pinion, 3.23:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24493

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Clutch Kit, Centerforce I, Diaphragm-Style, 224mm Disc Diameter, Each

Part Number: CTF-CF010517

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Pressure Plate Bolts, Hex Head, Steel, Black Oxide, Chevy, Big, Small Block, Kit

Part Number: RAM-490

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Flywheel, Steel, Dodge, Plymouth, Each

Part Number: LUK-LFW215

Not Yet Reviewed

Estimated Ship Date: Feb 20, 2026 if ordered today

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Universal Joint, Super Strength, 1344 Style, Greasable, Steel, Each

Part Number: MOG-235

4.34 out of 5 stars ( 44 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

• $20 Summit Bucks

Gear, Ring and Pinion, 4.11:1 Ratio, Dana 35, Set

Part Number: MGR-D35-411

4.83 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Wheel Hub, Professional Grade, 8 x 6 1/2 in. Bolt Circle, Front, Ford, Each

Part Number: AGB-4294R

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Transmission Filter, Hi-Flow/Race, Brass Screen, Rubber/Cork Gasket, Buick, Chevy, Oldsmobile, Pontiac, TH400, Kit

Part Number: SUM-G1091

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Shift Kit, Performance, Buick, Chevy, Oldsmobile, Pontiac, GMC, TH350, 1969-81, Kit

Part Number: TRG-350-3

4.47 out of 5 stars ( 17 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Flywheel Bolts, Steel, Black Oxide, Hex Head, 7/16 in. x 1 in., Chevy, GM, Small Block V8, 4.3L V6, Set of 6

Part Number: RAM-575

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

Gear, Ring and Pinion, 4.11:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24108

Not Yet Reviewed

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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Ring and Pinion, Master Installation Kit, GM, 10.5 in., 14-Bolt, Kit

Part Number: MGR-R14RMKHT

4.5 out of 5 stars ( 6 )

Estimated Ship Date: Monday 2/16/2026 if shipped by air

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