1973 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Moser Engineering Wavetrac 31 Spline Differential Ford 9 Inch 5W9F31

Differential Carrier, Wavetrac, Limited Slip, 31-spline, Steel, Rear, Ford 9 in., Each

Part Number: MSR-5W9F31

Not Yet Reviewed

Estimated Ship Date: Today

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Estimated Ship Date: 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: Mar 27, 2026 if ordered today

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Estimated Ship Date: Mar 27, 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 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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

South Bend Clutch Stage 2 Endurance Clutch Kits for 1970-1976 914 - KF191-HD-OCE

Clutch Kit, Stage 2 Endurance, Single, 0.810 in. - 24-spline, Organic/Ceramic Disc, Pressure Plate, Porsche, 2.0L, Kit

Part Number: SBB-KF191-HD-OCE

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 Third Member Case Only YP DOF9-5-325

9" Yukon 3.250" aluminum case, HD Drop Out housing, W/LOAD bolt.

Part Number: YGA-32152

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

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 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

Centerforce LMC Clutch Kits LM735552

Clutch Kit, Carbon Composite, 1 1/8 in. Diameter Shaft, 10-Spline, 11 in. Diameter Disc, GM, Kit

Part Number: CTF-LM735552

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

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 3, 2026 if ordered today

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Estimated Ship Date: Apr 3, 2026 if ordered today

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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 2026 if ordered today

FTI Performance Torque Converters MR6391

TORQUE CONVERTER

Part Number: FTI-MR6391

Not Yet Reviewed

Estimated Ship Date: Apr 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 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: Mar 30, 2026 if ordered today

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Estimated Ship Date: Mar 30, 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 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 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 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 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 16, 2026 if ordered today

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Estimated Ship Date: Apr 16, 2026 if ordered today

Powertrax Grip LS Traction Systems GM 8.875 Inch (12-bolt) LS231230

Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 3 Series Carrier, Each

Part Number: PWT-LS231230

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

Crown Automotive Ring and Pinion Gear and Installation Kit Combos J0943188 Dana 44 3.92 Gears

Ring and Pinion Gears, 3.92:1 Ratio, 26-spline, Standard Rotation, Installation Kit, Dana 44, Jeep, Kit

Part Number: CWA-J0943188

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

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 13, 2026 if ordered today

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Estimated Ship Date: Apr 13, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gears YGK2347

Ring and Pinion Gears and Installation Kit, 8.75" CHY 42 CASE; 3.23 REAR R&P GEAR/ INSTALL KIT PACKAGE; LM104949/LM104912 FOR 2" HD CARRIER

Part Number: YGA-12603

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

Yukon Gear & Axle Ring and Pinion Gears YGK2348

Ring and Pinion Gears and Installation Kit, 8.75" CHY 42 CASE; 3.55 REAR R&P GEAR/ INSTALL KIT PACKAGE; LM104949/LM104912 FOR 2" HD CARRIER

Part Number: YGA-12601

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 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 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: Apr 14, 2026 if ordered today

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Estimated Ship Date: Apr 14, 2026 if ordered today

Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.875 Inch (12-bolt) YDGGM12P-4-33-1

Differential Carrier, Dura Grip Positraction, Traction-Lok, 33-spline, Rear, GM 8.875 in. Passenger Car, Each

Part Number: YGA-26014

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