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

Spicer Drivetrain Products End Yokes 2-4-4601-1

End Yoke 1310 Series

Part Number: SDH-2-4-4601-1

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 20, 2026 if ordered today

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Estimated Ship Date: Apr 20, 2026 if ordered today

Mr. Gasket Automatic Transmission Oil Pans 9745CMRG

Automatic Transmission Pan, Stock Capacity, Steel, Chrome, Finned, Chrysler, Torqueflite 727, Each

Part Number: MRG-9745CMRG

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Crown Automotive Clutch Discs 53008259

Clutch Disc, 1.125 in. - 10-spline, Organic, 10.500 in. Diameter, Dodge, Jeep, Each

Part Number: CWA-53008259

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

TCI Automatic Transmission Clutch Steels 724102

TCI Automatic Transmission Clutch Steels 724102

Steel Plates Powerglide Reverse .070 (6 ea.) Kolene-Treated

Part Number: TCI-724102

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Yukon Gear & Axle Differential Carrier Replacement Parts YZLASH-03

SEAL HOUSING FOR Dana 44, ZIP LOCKER.

Part Number: YGA-34013

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

Pioneer 135-Tooth Flexplate FRA-209

Flexplate, 135-Tooth, Ford, Mercury, 9.280 in. x 4 Converter Blot Pattern, Each

Part Number: PIO-FRA-209

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Yukon Gear & Axle Crosspins and Shafts YSPXP-043

Crosspin Shaft, Steel, Rear, GM 8.2 in., Corvette 8.5 in. Dropout, Each

Part Number: YGA-33411

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

TCI Pan Bracket and Lever Kits 418500

Kit Pan Bracket & Lever Ford C4/C6

Part Number: TCI-418500

Not Yet Reviewed

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits RA29RPK

Ring and Pinion Installation Kit, Basic, Dana 60, Front/Rear, Kit

Part Number: MGR-RA29RPK

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

GSP New CV Axle Assemblies NCV48998

Axle Shafts, Direct Fit, New CV Axle Assembly, Steel, Each

Part Number: GNA-NCV48998

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

Powertrax Replacement Active Spacers 624004SDG2

Spacer, Replacement, Active Spacer, Each

Part Number: PWT-624004SDG2

Not Yet Reviewed

Estimated Ship Date: May 4, 2026 if ordered today

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Estimated Ship Date: May 4, 2026 if ordered today

Pioneer Automotive Center Support Mounts for 1978-1983 PICKUP - 648469

Center Support Mount

Part Number: PIO-648469

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

OMIX-ADA Yokes for 1976-1979 CJ7 - 18678.04

Transfer Case Yoke, Front, 10-spline Inner, Cast Steel, Borg Warner 1339, Jeep, Automatic, Each

Part Number: OMX-1867804

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jun 11, 2026 if ordered today

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Estimated Ship Date: Jun 11, 2026 if ordered today

ATP 164-Tooth Flexplate Z-127

Flexplate, 164-tooth, Steel, Internal Balance, Ford, Lincoln, Mercury, Each

Part Number: ATP-Z127

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

Sachs Stock Replacement Clutch Discs 1878 654 420

CLUTCH DISC

Part Number: SXR-1878-654-420

Not Yet Reviewed

Estimated Ship Date: Apr 7, 2026 if ordered today

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Estimated Ship Date: Apr 7, 2026 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits RA310RA

Ring and Pinion Installation Kit, Basic, Ford 8 in., Rear, Kit

Part Number: MGR-RA310RA

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 1, 2026 if ordered today

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Estimated Ship Date: Apr 1, 2026 if ordered today

TransGo Performance Shift Kits 425-1

Shift Kit, Automatic Type, GM, THM 425, GMC Kit

Part Number: TRG-425-1

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

TCI Racing Overhaul Kits 128700

Kit Racing Overhaul 72-Later AMC/Chrysler 727

Part Number: TCI-128700

Not Yet Reviewed

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

Richmond Gear Spool Bearings 29-0004-1

Carrier Bearings, Ford 9" 3.062 Case

Part Number: RMG-29-0004-1

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Pioneer 166-Tooth Flexplate FRA-117

Flexplate, 166-tooth, External Engine Balance, Steel, 2.490 in. I.D. Crankshaft Register, Pontiac, 350, 400

Part Number: PIO-FRA-117

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

LuK Clutch Kits 6233508000

Clutch Kit, 1.187 in. - 21-spline, Organic Disc, Pressure Plate, Toyota, Kit

Part Number: LUK-16-057

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

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Estimated Ship Date: Tomorrow

TCI Flexplate Bolts 146000

Flexplate Bolts, Hex, Chromoly, Black, 7/16 in.-20, 0.500 in. U.H.L., Mopar, V8, Kit

Part Number: TCI-146000

3.5 out of 5 stars ( 2 )

Estimated Ship Date: Apr 21, 2026 if ordered today

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Estimated Ship Date: Apr 21, 2026 if ordered today

Motive Gear Differential Carrier Clutches F9-CPK

Differential Parts Kit

Part Number: MGR-F9-CPK

Not Yet Reviewed

Estimated Ship Date: Apr 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Pioneer Automotive Automatic Transmission Rebuild Components 750021

OVERHAUL KIT

Part Number: PIO-750021

Not Yet Reviewed

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

ATP Clutch Forks ZA-104

Clutch Fork, Steel, Zinc Plated, Chevy, GMC, Each

Part Number: ATP-ZA104

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today