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

Yukon Gear & Axle U-Joints YUJ134

U-Joint, Spicer 1310-1330 Style, Steel, Each

Part Number: YGA-42005

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

ATP 166-Tooth Flexplate Z-116

Flexplate, 166-tooth, Steel, External Balance, Oldsmobile, Each

Part Number: ATP-Z116

4.2 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pioneer Flexplates FRA-102

Flexplate, Steel, Oldsmobile, Non-SFI, Each

Part Number: PIO-FRA-102

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

B&M Shift Improver Kits 50262

Transmission Upgrade Kit, Shift Improver, Ford, C-4, Each

Part Number: BMM-50262

2.33 out of 5 stars ( 6 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pioneer 168-Tooth Flexplate FRA-141

FLEXPLATE ASSM.

Part Number: PIO-FRA-141

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

B&M TV/Kickdown Cables 30287

Automatic Transmission Kickdown Kit, Carburetor/Fuel Injection, Buick, Chevy, Oldsmobile, Pontiac, TH350, Kit

Part Number: BMM-30287

4.7 out of 5 stars ( 10 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

PRW Gold Series Flexplates 1836001

Flexplate, Gold Series, Chromoly, SFI 29.1, Torqueflite, A727, A904, Mopar, 360 CID, 6-Bolt Crank, Chrysler, Dodge, Plymouth, Each

Part Number: PQX-1836001

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Crown Automotive Axle Bearings J8130510

Crown Automotive Axle Bearings J8130510

Axle Bearing, Outer, Rear, Seals, Retaining Ring and Retainer, AMC Model 20, Dana 44, Kit

Part Number: CWA-J8130510

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

RAM Throwout Bearings 489

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

Part Number: RAM-489

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Spicer Drivetrain Products End Yokes 3-4-5731-1X

Yokes, End Yokes, Spicer 1350, 29-spline Inner, Steel, 3.000 in. Overall Length, Rear Differential Position, Dana 60/61/70, Each

Part Number: SDH-3-4-5731-1X

4.6 out of 5 stars ( 5 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

DRP Performance Hub Defenders Bearing Spacers for 1970-1973 MUSTANG, 1974-1978 MUSTANG II, 1971-1980 PINTO - 007 10531

Wheel Bearing Spacer, Hub Defender, Front, Mustang II/Pinto Spindle, Steel, Black, Ford, Each

Part Number: DPR-00710531

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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J.W. Performance Flexplate Adapter Kits 80013

Flexplate Adapter, Steel, Chrysler, Dodge, Plymouth, 8-Bolt Crankshaft, Kit

Part Number: JPT-80013

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Pioneer 164-Tooth Flexplate FRA-230

FLYWHEEL ASSM.

Part Number: PIO-FRA-230

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

TCI Premium Series 168-Tooth Flexplate 399603

Flexplate, Premium, 168 Tooth, 10.750 in./11.500 in. Bolt Pattern, Steel, Black E-Coated, External Balance, Chevy, Small Block, Each

Part Number: TCI-399603

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Yukon Gear & Axle Bearings YB F9-CONV

Axle Bearing, Conversion, Rear, Outer, Ford 9 in., Each

Part Number: YGA-18046

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Lakewood Pilot Bearings 15977

Pilot Bearing, Steel, Roller Type, Chevy, Each

Part Number: LAK-15977

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Motive Gear Basic Ring and Pinion Gear Installation Kits R10RPK

Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit

Part Number: MGR-R10RPK

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pioneer Automatic Transmission Overhaul Kits 750059

Automatic Transmission Rebuild Kit, Overhaul, Gaskets, Seals, Chrysler, 36RH, Torque Command 727, Torqueflite 727, Kit

Part Number: PIO-750059

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Spicer Drivetrain Products Differential Clutch Disc and Plate Kits 22233X

Differential Clutch Pack Kit, Dana 44, Power Lok, Kit

Part Number: SDH-22233X

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

McLeod Throwout Bearings 16053

Throwout Bearing, 1.255 in. Inside Diameter, Chrysler, Dodge, Plymouth, Each

Part Number: MCL-16053

4.0 out of 5 stars ( 4 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Pioneer 168-Tooth Flexplate FRA-113

FLYWHEEL ASSM.

Part Number: PIO-FRA-113

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

TCI Shifter Levers 248500

Automatic Transmission Shift Lever, Steel, Gold Anodized, GM, TH350/TH400, Each

Part Number: TCI-248500

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Lakewood Pilot Bearings 50376

Pilot Bearing, Roller, Steel, Ford, Small Block, GM Transmission, Each

Part Number: LAK-50376

Not Yet Reviewed

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Centerforce Throwout Bearings N1491

Throwout Bearing, 1 1/8 in. Shaft Diameter, AMC, Jeep, L6, V8, Each

Part Number: CTF-N1491

4.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air

Spicer Drivetrain Products Slip Yokes for 1966-1978 BRONCO, 1976 F-150, 1974-1977 F-250 - 2-3-8021KX

Yoke, Slip Yoke, 16-Spline, Steel, Spicer 1310, Driveshaft, Each

Part Number: SDH-2-3-8021KX

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 3/2/2026 if shipped by air

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Estimated Ship Date: Monday 3/2/2026 if shipped by air