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

Ratech Complete Ring and Pinion Installation Kits 322KT

Ratech Complete Ring and Pinion Installation Kits 322KT

Ring and Pinion Installation Kit, Dana 44, 30 Spline Axle, Timken Bearings, Kit

Part Number: RAT-322KT

4.5 out of 5 stars ( 4 )

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Yukon Gear & Axle Master Overhaul Kits YK D44-REV

Ring and Pinion Gear Installation Kit, Master Overhaul, 26 Spline, Dana 44, Kit

Part Number: YGA-14028

Not Yet Reviewed

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Zoom 30000 Series Clutches 30027

Clutch Kit, High Performance, 1 in. 23-Spline, 10.50 in., Organic, Chrysler, Dodge, Plymouth, V8, Kit

Part Number: ZZZ-30027

2.5 out of 5 stars ( 2 )

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ATI SFI 139-Tooth Flexplate ATI915545

Flexplate, 139-tooth, Internal Balance, Steel, SFI-approved, Chevy, GMC, Each

Part Number: ATI-915545

Not Yet Reviewed

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QuickTime Bellhousings RM-8072

Bellhousing, Steel, Black, SFI 6.1, Block Plate, Buick, Oldsmobile, Pontiac, Each

Part Number: QTI-RM-8072

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Hays Self-Aligning Throwout Bearings 70-201

Throwout Bearing, 1 3/8 in. Shaft Diameter, Buick, Chevy, GMC, Oldsmobile, Pontiac, Each

Part Number: HAY-70-201

4.0 out of 5 stars ( 4 )

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Centerforce DYAD DS Clutch Kits 413614800

Clutch Kit, DYAD DS, Performance, Dual Disc, 26-Spline, 1.125 in. Diameter, 10.400 in. Disc Diameter, Organic/Carbon Composite, Billet Flywheel, Kit

Part Number: CTF-413614800

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

Moog Super Strength U-Joints 254

Universal Joint, Super Strength, 1330 Style, Solid, Steel, Each

Part Number: MOG-254

4.75 out of 5 stars ( 8 )

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Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-373 GM 7.5/7.6 in. 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24146

5.0 out of 5 stars ( 1 )

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Centerforce Dual Friction Clutch Kits DF226552

Clutch Kit, Dual Friction, 1 1/16 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, Ford, Pickup, SUV, Kit

Part Number: CTF-DF226552

Not Yet Reviewed

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Yukon Gear & Axle 28/30 Spline Differential Carrier Cases GM 8.5 Inch YC G26010481

Differential Carrier Cases, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each

Part Number: YGA-20083

4.6 out of 5 stars ( 5 )

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Timken Differential Bearings 32010X

Differential Carrier Bearing, Steel, 3.149 in. Diameter, for use on Honda®, for Infiniti, for Nissan, Dodge, Lexus, Mitsubishi, Porsche, Toyota, Each

Part Number: TMK-32010X

Not Yet Reviewed

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Eaton Detroit Lockers AMC Model 20 187SL47A

Differential, Eaton Detroit Locker, 29-Spline, AMC Model 20, Each

Part Number: ETN-187SL47A

Not Yet Reviewed

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OER Clutch Housing and Flywheel Covers 354497

1958-79 GM; Flywheel Clutch Housing Cover; for 10-1/2" Bellhousing; Manual Trans; OER

Part Number: OER-354497

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Richmond Gear Complete Ring and Pinion Installation Kits 83-1003-1

Ring and Pinion Installation Kit, Bearings and Shims, Ford 9 in., with 3.062 in. Carrier Bearing, HRW, Kit

Part Number: RMG-83-1003-1

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Tomorrow

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PRW Gold Series 157-Tooth Flexplate 1830204

Flexplate, Gold Series, 157-Tooth, External Engine Balance, 28 oz. Imbalance, SFI 29.1, Ford, Small Block, C4, Each

Part Number: PQX-1830204

Not Yet Reviewed

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Spicer Drivetrain Products Driveshaft Components 211359X

Driveshaft Support Carrier Bearing, Black Rubber Bushing, Ford, Each

Part Number: SDH-211359X

3.71 out of 5 stars ( 7 )

Estimated Ship Date: Tomorrow

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ARB 10 Bolt Dana 44 Differential Cover 750003

Differential Cover, 10-bolt, Nodular Iron, Red Powdercoated, Dana 44, Each

Part Number: ARB-0750003

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

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USA Standard Gear ZG Series Ring and Pinion Sets ZG F7.5-373 Ford 7.5 in. 3.73 Gears

Ring and Pinion Gears, Ford 7.5 in., 3.73:1 Ratio, 28-spline, Standard Rotation, Ford 7.5 in., Rear, Ford, Lincoln, Mazda, Mercury, Set

Part Number: SPZ-36114

Not Yet Reviewed

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Derale Transmission Filter Extensions 14002

Transmission Filter Extension, Steel, THM400, Each

Part Number: DER-14002

4.5 out of 5 stars ( 2 )

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ATI SFI Direct Fit Bellhousings ATI200044A

Transmission Bellhousing, New, Aluminum, SFI 30.1, GM, TH350/TH400, Modified OEM Case, Each

Part Number: ATI-200044A

Not Yet Reviewed

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Scott Drake Bellhousing Spacers D9ZZ-7007-AR

Transmission Bellhousing Spacer, Bellhousing to Block, Steel, Tremec T5, Ford Small Block, Each

Part Number: SDK-D9ZZ-7007-AR

Not Yet Reviewed

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McLeod StreetPro Clutch Kits 75131

Clutch Kit, StreetPro Clutch, One Disc, 1.125 in. - 26-spline, Organic Disc, Pressure Plate, Throwout Bearing, Chevrolet, Kit

Part Number: MCL-75131

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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RAM Concept 9.5 Dual-Disc Organic Clutch Kits 45-2310

Clutch Kit, Concept 9.5 Dual Disc, Organic Disc, 1 3/16 in.- 18 Spline Disc, Dodge, Plymouth, Chrysler, Kit

Part Number: RAM-45-2310

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today

RAM Concept 10.5 Dual-Disc Organic Clutch Kits 50-2305

Clutch Kit, Concept 10.5 Dual-Disc, 1.125 in. - 26-spline, 10.500 in. Diameter Organic Disc, for Flat 130-tooth Flywheels, Dodge, Plymouth, V8, Kit

Part Number: RAM-50-2305

Not Yet Reviewed

Estimated Ship Date: Apr 10, 2026 if ordered today

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Estimated Ship Date: Apr 10, 2026 if ordered today