1990 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Yukon Gear & Axle Grizzly Lockers Dana 44 YGLD44-4-30

Grizzly Locker, Dana 44, 30 Spline, 3.92 Up Ratio, Each

Part Number: YGA-28001

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ACDelco GM Genuine Parts Wheel Bearings 19312426

Wheel Bearings, GM Genuine Parts, Steel, 1.375 in. Bore Diameter, 2.562 in. O.D., AC, Buick, Cadillac, Chevy, Chrysler, Dodge, Ford, GMC, Toyota, Each

Part Number: ADO-A5

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SVL Drivetrain Ring and Pinion Gear Sets 2020831 Dana 30 4.88 Gears

Ring & Pinion Gear Set DANA 30 / 4.88 Ratio Rev. Rotation

Part Number: SVL-2020831

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 2, 2026 if ordered today

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Estimated Ship Date: Apr 2, 2026 if ordered today

Spicer Drivetrain Products CV Ball Seat Repair Kits 10018465

Double Cardan CV Ball Seat Repair Kit - Greaseable

Part Number: SDH-10018465

Not Yet Reviewed

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Richmond Gear EXCel Ring and Pinion Sets GM825410 GM 8.25 in. IFS 4.10 Gears

Ring and Pinion Gears, EXCel, GM 8.25 in., IFS, 4.10:1 Ratio, 30-spline, Reverse Rotation, Front, GM 8.25 in., IFS, Cadillac, Chevrolet, GMC, Set

Part Number: RMG-GM825410

4.5 out of 5 stars ( 2 )

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ATI Automatic Transmission Shift Shaft Seals ATI973050

Automatic Transmission Shift Shaft Seal, Steel/Rubber, GMC, Jaguar, Jeep, Olds, Pontiac, Rolls Royce, Each

Part Number: ATI-973050

5.0 out of 5 stars ( 5 )

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Timken Wheel Seals 9912S

Wheel Bearing Seal, Each

Part Number: TMK-9912S

Not Yet Reviewed

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RAM Pilot Bushings BA381

RAM Pilot Bushings BA381

Pilot Bearing, Steel, Roller Type, Each

Part Number: RAM-BA381

4.2 out of 5 stars ( 5 )

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South Bend Clutch Stock Replacement Clutch Kits 1944-325K

Clutch Kit, Organic, Clutch, Pressure Plate, Flywheel, Throw-out Bearing, Alignment Tool, Hardware, Ford, Kit

Part Number: SBB-1944325K

Not Yet Reviewed

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TCI Trans-Brake Valve Body Kits 376025

Valve Body, Trans-Brake, Full Manual, Cast Iron, Reverse Shift Pattern, Chevy, 700R4, Kit

Part Number: TCI-376025

2.0 out of 5 stars ( 2 )

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USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2008 GM 8.5 in. 4.11 Gears

Ring and Pinion Gears,USA Standard 8.5" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals. Fits 1.781" Carrier Bearing Journal

Part Number: SPZ-10719

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Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2014 GM 8.5 in. 4.56 Gears

Ring and Pinion Gears,USA Standard 8.5" GM, 4.56 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals. Fits 1.625" Carrier Bearing Journal

Part Number: SPZ-10725

Not Yet Reviewed

Estimated Ship Date: Apr 6, 2026 if ordered today

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Estimated Ship Date: Apr 6, 2026 if ordered today

Fidanza Billet Aluminum 164-Tooth Flywheel 186511

Flywheel, Aluminum, 13.0 lbs., Ford, Each

Part Number: FIZ-186511

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-390 GM 8.5/8.6 in. 3.90 Gears

Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set

Part Number: YGA-24159

5.0 out of 5 stars ( 3 )

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Standard Motor Neutral and Backup Safety Switches NS-54

Switch - Neutral/Backup

Part Number: SMP-NS54

Not Yet Reviewed

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Yukon Gear & Axle U-Joints YUJ3022

U-Joints, Spicer 1310 To GM 3RL/S44/Mechanics 3/American Axle 1344, Steel, Each

Part Number: YGA-42013

5.0 out of 5 stars ( 1 )

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Centerforce Pressure Plate Bolt Kits 33002

Pressure Plate Fastener, Bolt, 5/16-18 in., Chromoly, Black Oxide, Hex Head, Kit

Part Number: CTF-33002

4.5 out of 5 stars ( 2 )

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American Powertrain Science Friction 168-Tooth Flywheel FWCV-10004

Flywheel, Science Friction, 168-Tooth, 24.4 oz. External balance, Billet Steel, 11 in. Diameter, for 1-Piece Rear Main Seal, Chevrolet, Each

Part Number: AWR-FWCV10004

Not Yet Reviewed

Estimated Ship Date: May 18, 2026 if ordered today

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Estimated Ship Date: May 18, 2026 if ordered today

Auburn Gear Select-A-Loc 31 Spline Differential Ford 8.8 Inch 545002

Differential, Auburn, Locker, 31-Spline, Ford, 8.8 in., 10-Bolt, Each

Part Number: AUB-545002

2.5 out of 5 stars ( 2 )

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USA Standard Gear ZG Series Ring and Pinion Sets ZG D44R-373R Dana 44 3.73 Gears

USA Standard Ring & Pinion gear set for Dana 44 Reverse rotation in a 3.73 ratio

Part Number: SPZ-36064

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

TCI Premium Series 153-Tooth Flexplate 399605

Flexplate, Premium, 153 Tooth, 10.750 in./11.500 in. Bolt Pattern, Steel, Black E-Coated, Internal Balance, Chevy, Big Block, Each

Part Number: TCI-399605

4.0 out of 5 stars ( 1 )

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LuK Clutch Kits 6252799770

Clutch Kit, 1.000 in. - 14-spline, Organic Disc, Pressure Plate, Chevy, GMC, Pontiac, Kit

Part Number: LUK-04-069

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Apr 24, 2026 if ordered today

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Estimated Ship Date: Apr 24, 2026 if ordered today

Yukon Gear & Axle Differential Pinion Yokes YY F100603

Yoke, 31-spline Inner, Cast Steel, 3.500 in. Overall Length, Rear, Ford 10.25 in., Each

Part Number: YGA-41040

4.67 out of 5 stars ( 3 )

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BBK Adjustable Clutch Cables for 1982-1986 CAPRI, 1979-1995 MUSTANG - 3517

Clutch Cable, Adjustable, Ford, Mercury, 5.0L, Kit

Part Number: BBK-3517

4.67 out of 5 stars ( 6 )

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Richmond Gear EXCel Ring and Pinion Sets GM75355 GM 7.5/7.625 in. 3.55 Gears

Ring and Pinion Kit

Part Number: RMG-GM75355

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