2003 Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Detroit Lockers Toyota 8.0(7.8)/8.4 Inch 187SL61B

Differential, Eaton Detroit Locker, 30-Spline, Toyota, 8 in., Each

Part Number: ETN-187SL61B

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Dorman Driveshafts for 2002-2008 RAM 1500 - 936-181

Driveshafts, Rear, Aluminum, Balanced, Assembled, 4.000 in. Diameter, 82.375 in. Length, Dodge, 4.7L, 5.7L, Each

Part Number: RNB-936-181

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Sets YG D44HD-373 Dana 44-HD 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, Standard Gear Rotation, Designed for Dana 44-HD Applications, Set

Part Number: YGA-24049

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

Spicer Drivetrain Products 35 Spline Differential Carriers Dana 60 707097-4X

Differential Carriers, Dana 60, Clutch-type, 10-bolt, 35-spline, Ductile Iron, Fits 4.56 and Numerically Higher Gear Ratios, Rear, Dana 60, Ford, Kit

Part Number: SDH-707097-4X

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2022 GM 8.6 in. 3.73 Gears

Ring and Pinion Gears,Yukon Gear & Axle 8.6" GM, 3.73 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: YGA-10417

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Estimated Ship Date: Today

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Yukon Gear & Axle Ring and Pinion Gear and Installation Kit Combos YGK2070 Chrysler 9.25 in. 3.21 Gears

Ring and Pinion Gears,Yukon Gear & Axle 9.25" CHRYSLER, 3.21 Ratio Rear Ring & Pinion GearInstall Kit 1.62" Inside Diameter Axle Bearings & Seals

Part Number: YGA-10465

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

RAM Powergrip HD Clutch Kits 25-932HPG

RAM Powergrip HD Clutch Kits 25-932HPG

Clutch Kit, Performance HD, Single Disc, 26-Spline, 1.125 in. Diameter, 12 in. Disc Diameter, Metallic, with Flywheel, 8-Bolt, Chevy, LS, Kit

Part Number: RAM-25-932HPG

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

South Bend Clutch Dyna Max Organic Feramic Clutch Kits for 1994-1996 F-250, 1997 F-250 HD, 1994-1997 F-350 - F/C 1944-5OFER

Clutch Kit, Dyna Max Organic Feramic, Single, 1.250 in. - 10-spline, Organic/Feramic Disc, Pressure Plate, Dodge, 5.9L Diesel, 6.7L Diesel, Kit

Part Number: SBB-FC19445OFER

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

South Bend Clutch Dyna Max Organic Feramic Clutch Kits 13125-OFER

Clutch Kit, Organic/Feramic, Clutch, Pressure Plate, Throw-out Bearing, Alignment Tool, Hardware, Dodge, Kit

Part Number: SBB-13125-OFER

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Jan 23, 2026 if ordered today

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Estimated Ship Date: Jan 23, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

South Bend Clutch Dyna Max Organic Feramic Clutch Kits 13125-OFEK

Not Yet Reviewed

Estimated Ship Date: Today

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Dorman Driveshafts for 2003 F-450 SUPER DUTY - 946-611

Rear Driveshaft

Part Number: RNB-946-611

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

Yukon Gear & Axle Full Spools YP FSD80-4-35

Spool, Full, Steel, 35-spline, 10-bolt, Dana 80, for 4.10 and Up Gears, Each

Part Number: YGA-32172

Not Yet Reviewed

Estimated Ship Date: Feb 2, 2026 if ordered today

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Estimated Ship Date: Feb 2, 2026 if ordered today

South Bend Clutch - Clutch Kits for 1992-2006 VIPER - K05088-HD-OCE

Clutch Kit, K05088-HD-OFE, Stage 2, Endurance, Flywheel Not Included, Kit

Part Number: SBB-K05088HDOCE

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

South Bend Clutch Stage 2 Endurance Clutch Kits K70319F-HD-OCE

Clutch Kit, Stage 2 Endurance, Single, 0.880 in. - 28-spline, Organic/Ceramic Disc, Pressure Plate, Flywheel, Volkswagen, 1.9L Diesel, Kit

Part Number: SBB-S0120

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

The Driveshaft Shop Driveshafts for 1999-2003 F-150 - 610071

Driveshaft, Rear, Balanced, One-piece, Assembled, Aluminum, 4.00 in. Diameter, Ford, Each

Part Number: DSS-FDSH28-A

Not Yet Reviewed

Estimated Ship Date: Jan 30, 2026 if ordered today

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Estimated Ship Date: Jan 30, 2026 if ordered today

Yukon Gear & Axle Dura Grip Positraction Carriers Dana 60/Super 60 YDGD60-3-35

Differential Carrier, Dura Grip Positraction, Clutch-type, 35-spline, Nodular Iron, Dana 60, Dana 61, Dana Super 60, Each

Part Number: YGA-26039

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Eaton Detroit Truetrac 35 Spline Differential Dana 60 915A387

5 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Boss Hog Wild Boar Outlaw 2,800-3,200 Stall Torque Converter 49744

Torque Converter, Wild Boar Outlaw, 9.6 in. Diameter, Lockup, 2,800-3,200 Stall, GM, 4L60E, 298mm, Each

Part Number: APE-49744

Not Yet Reviewed

Estimated Ship Date: Feb 13, 2026 if ordered today

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Estimated Ship Date: Feb 13, 2026 if ordered today

South Bend Clutch Stage 2 Daily Driver Clutch Kits K07179-HD-TZ

Clutch Kit, Stage 2 Daily Driver, Single, 1.250 in. - 10-spline, Kevlar® Disc, Pressure Plate, Ford, 5.4L, Kit

Part Number: SBB-K07179-HD-TZ

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

ATS Diesel Performance 148-Tooth Flexplate 305-900-4248

Flexplate, 148-tooth, Billet Steel, External Balance, SFI 29.3, Chevy, GMC, 6.6L Diesel, Each

Part Number: APF-3059004248

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

RAM Powergrip Clutch Kits 25-932

Clutch Kit, Performance, Single Disc, 26-Spline, 1.125 in. Diameter, 12 in. Disc Diameter, Metallic/Organic, with Flywheel, 8-Bolt, Chevy, LS, Kit

Part Number: RAM-25-932

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

RAM 7.25 Stock Car Series Clutch Kits 8643

7.25 series clutches

Part Number: RAM-8643

Not Yet Reviewed

Estimated Ship Date: Jan 20, 2026 if ordered today

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Estimated Ship Date: Jan 20, 2026 if ordered today

Centerforce Dual Friction Clutch Kits for 2002-2005 IMPREZA, 1991-1994 LEGACY - DF012124

Clutch Kit, Dual Friction, 1 in. Diameter Shaft, 24-Spline, 8.875 in. Diameter Disc, 2.0L, Kit

Part Number: CTF-DF012124

Not Yet Reviewed

Estimated Ship Date: Jan 27, 2026 if ordered today

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Estimated Ship Date: Jan 27, 2026 if ordered today

Dorman Driveshafts 936-029

Driveshaft, Assembled, One-piece, Aluminum, 4.00 in. Diameter, 82.590 in. Length, Rear, Chevrolet, GMC, Each

Part Number: RNB-936-029

Not Yet Reviewed

Estimated Ship Date: Jan 26, 2026 if ordered today

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Estimated Ship Date: Jan 26, 2026 if ordered today

SPEC Stage 3 Plus Clutch Kits for 1989-1993 CORVETTE - SC423FZS

Clutch Kit, Chevy Stage 3+ Clutch

Part Number: SXC-SC423FZS

Not Yet Reviewed

Estimated Ship Date: Today

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USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2072 Chrysler 9.25 in. 3.90 Gears

Ring and Pinion Gears,USA Standard 9.25" CHRYSLER, 3.90 Ratio Rear Ring & Pinion GearInstall Kit 1.62" Inside Diameter Axle Bearings & Seals

Part Number: SPZ-10783

Not Yet Reviewed

Estimated Ship Date: Jan 19, 2026 if ordered today

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Estimated Ship Date: Jan 19, 2026 if ordered today

Spicer Drivetrain Products 32 Spline Differential Carriers Dana 60 707387-1X

Differential Case Assembly Kit

Part Number: SDH-707387-1X

Not Yet Reviewed

Estimated Ship Date: Feb 4, 2026 if ordered today

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Estimated Ship Date: Feb 4, 2026 if ordered today