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

RAM 7.25 Stock Car Series Clutch Kits 8655

RAM 7.25 Stock Car Series Clutch Kits 8655

Clutch Kit, Metallic, 1 1/16 in.- 10-Spline, 7.25 in. Dual Disc, Ford, Circle Track, Kit

Part Number: RAM-8655

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

Yukon Gear & Axle Ring and Pinion Gears YG D60R-354R

High performance Yukon Ring & Pinion gear set for Dana 60 Reverse rotation in a 3.54 ratio

Part Number: YGA-24309

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Yukon Gear & Axle Grizzly Lockers Ford 8 Inch YGLF8-31

Yukon Grizzly Locker for Ford 8" with 31 spline axles

Part Number: YGA-28007

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Richmond Gear Full Spools 81-0935A-P

Spool, Full Size, Aluminum, 35-Spline, Ford 9 in., Each

Part Number: RMG-81-0935A-P

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2259 Ford 8 in. 3.80 Gears

Ring and Pinion Gears and Installation Kit, 8.0" FORD 3.80 REAR R&P GEAR/ INSTALL KIT PACKAGE; FITS STD OPEN CARRIER w/ 1.625" BEARING JOURNAL

Part Number: YGA-12513

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

OMIX-ADA Driveshafts for 1976-1979 CJ5, 1976-1981 CJ7 - 16590.04

Driveshaft, Front, Assembled, Balanced, Jeep, Each

Part Number: OMX-1659004

Not Yet Reviewed

Estimated Ship Date: Jun 23, 2026 if ordered today

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Estimated Ship Date: Jun 23, 2026 if ordered today

FTI Performance MR Series 3,000-3,200 Stall Torque Converter MRC00828

TORQUE CONVERTER, MOPAR, TF 8, 727 TORQUE CONVERTER, NONLOCK UP, 3000-3200 STALL

Part Number: FTI-MRC00828

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

RAM Concept 10.5 Dual-Disc Organic Clutch Kits 50-2355

Clutch Kit, Concept 10.5 Dual-Disc, 1.125 in. - 26-spline, 10.500 in. Diameter Organic Disc, for Flat 143-tooth Flywheels, Dodge, Plymouth, V8, Kit

Part Number: RAM-50-2355

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

FTI Performance SR Series 4,000 Stall Torque Converter SRC80826

MOPAR, TORQUE CONVERTER, TF6, 904 NON LOCK UP 3800-4000 STALL

Part Number: FTI-SRC80826

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

FTI Performance Torque Converters MR6391

TORQUE CONVERTER

Part Number: FTI-MR6391

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

RAM Concept 10.5 Dual-Disc Organic Clutch Kits 50-2350

Clutch Kit, Concept 10.5 Dual-Disc, 1.000 in. - 23-spline, 10.500 in. Diameter Organic Disc, for Flat 143-tooth Flywheels, Dodge, 6.3L, Kit

Part Number: RAM-50-2350

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

QuickTime Engine Stand/Dyno Bellhousings RM-8001

Bellhousing, Engine Stand Bell, Steel, Black, Buick, Chevrolet, Ford, Mopar, Oldsmobile, Pontiac, Kit

Part Number: QTI-RM-8001

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

USA Standard Gear Spartan Lockers Chrysler 8.25 Inch SL C8.25-27

Differential Carrier, Spartan Locker, Steel, 27-spline, Rear, Chrysler 8.25 in., Each

Part Number: SPZ-17037

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Allstar Performance 9 in. Non-Floater Offset Housing Kits for 1978-1987 REGAL, MONTE CARLO, 1980-1981 CUTLASS - ALL68757

Axle Housing, GM G-Body, Ford 9 in., Mild Steel, 60 in Length, Kit

Part Number: AAF-ALL68757

Not Yet Reviewed

Estimated Ship Date: May 8, 2026 if ordered today

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Estimated Ship Date: May 8, 2026 if ordered today

Centerforce LMC Clutch Kits LM161675

Clutch Kit, Carbon Composite, 1 1/8 in. Diameter Shaft, 26-Spline, 10.4 in. Diameter Disc, GM, Kit

Part Number: CTF-LM161675

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

South Bend Clutch Stage 2 Endurance Clutch Kits for 1977-1982 924 - KF117-01-HD-TZ

Clutch Kit, Stage 2 Endurance, Single, 0.810 in. - 24-spline, Kevlar® Disc, Pressure Plate, Porsche, 2.0L, Kit

Part Number: SBB-S1041

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

South Bend Clutch Stage 4 X-Series Clutch Kits for 1975-1978 280Z, 1979-1983 280ZX - K06030-SS-X

Clutch Kit, Stage 4 X-Series, Single, 1.000 in. - 24-spline, Ceramic Disc, Pressure Plate, for Nissan, 2.8L, Kit

Part Number: SBB-K06030-SS-X

Not Yet Reviewed

Estimated Ship Date: Apr 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Yukon Gear & Axle Grizzly Lockers Dana 30 YGLD30-4-30

Differential Carrier, Grizzly Locker, Chromium Alloy Steel, 30-spline, Dana 30, Each

Part Number: YGA-28029

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Yukon Gear & Axle Iron Third Member Cases YP DOF9-4-325

Third Member Case, Ford 9 in. Case Style, Nodular Iron, Natural, Each

Part Number: YGA-32151

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Yukon Gear & Axle Trac-Loc Carrier Cases Dana 60/Super 60 YC D707123

Yukon Trac Loc carrier case, Dana 60, 4.10 & down

Part Number: YGA-20043

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Powertrax Grip Pro Traction Systems Dana 30 GT443027

Differential, Grip Pro Traction System, 27-Spline, Dana 30, Each

Part Number: PWT-GT443027

3.0 out of 5 stars ( 2 )

Estimated Ship Date: May 13, 2026 if ordered today

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Estimated Ship Date: May 13, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2189 Chrysler 8.25 in. 4.11 Gears

Ring and Pinion Gears,Yukon Gear & Axle 8.25" CHRYSLER, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 1.62" ID Axle Bearings & Seals

Part Number: YGA-10589

Not Yet Reviewed

Estimated Ship Date: Apr 27, 2026 if ordered today

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Estimated Ship Date: Apr 27, 2026 if ordered today

Dorman Ring and Pinion Gears 697-353

Differential Ring And Pinion Set

Part Number: RNB-697-353

Not Yet Reviewed

Estimated Ship Date: Apr 15, 2026 if ordered today

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Estimated Ship Date: Apr 15, 2026 if ordered today

Yukon Gear & Axle Super Joint U-Joints YP SJ-297X-203

Yukon Chromoly Superjoint kit for Dana 30, 44 & GM 8.5 Front, Pair

Part Number: YGA-32083

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gears YGK2351

Ring and Pinion Gears and Installation Kit, 8.5" OLDSMOBILE GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE

Part Number: YGA-12595

Not Yet Reviewed

Estimated Ship Date: May 1, 2026 if ordered today

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Estimated Ship Date: May 1, 2026 if ordered today