1974 Differential & Rear-End Components Transmission & Drivetrain - Free Shipping on Orders Over $109 at Summit Racing

USA Standard Gear Posi 31 Spline Differential Carriers GM 8.5 Inch, O axle ZP PGM8.5O-3-31

Differential Carrier, Limited Slip, 31-Spline Axle, Oldsmobile, 8.5 in., Each

Part Number: SPZ-59006

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

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Yukon Gear & Axle Dura Grip Positraction Carriers GM 8.5 Inch, O axle YDGGM8.5O-3-28

5 out of 5 stars ( 2 )

Estimated Ship Date: Today

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USA Standard Gear Spools and Mini Spools ZP FSM20-3-29

USA Standard steel spool for Model 20 with 29 spline axles, 3.08 & up

Part Number: SPZ-59020

Not Yet Reviewed

Estimated Ship Date: Nov 14, 2025 if ordered today

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Estimated Ship Date: Nov 14, 2025 if ordered today

Eaton Electronic ELocker 30 Spline Differential Dana Super 30 19819-020

Differential Carriers, Electronic ELocker Differentials, Dana Super 30, Electric Locker, 10-bolt, 30-spline, Steel, Front, Jeep, Each

Part Number: ETN-19819-020

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Eaton Electronic ELocker 40 Spline Differential Dana 70 14034-010

Differential, Eaton Elocker Dana 70 4.10 & Down 40 Spline

Part Number: ETN-14034-010

Not Yet Reviewed

Estimated Ship Date: Nov 24, 2025 if ordered today

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Estimated Ship Date: Nov 24, 2025 if ordered today

Motive Gear Ten Factory Axle Shafts for 1968-1979 F-250 - MG22176

Axle Shafts, Direct Fit, 4340 Chromoly, 30-Spline, 18.620 in./34.750 in. Length, Ford, Kit

Part Number: MGR-MG22176

Not Yet Reviewed

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Motive Gear Basic Ring and Pinion Gear Installation Kits R12R

Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12R

2.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 18, 2025 if ordered today

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Estimated Ship Date: Nov 18, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets F9600 Ford 9 in. 6.00 Gears

Gear, Ring and Pinion, EXCel, 6.00:1 Ratio, Ford, 9 in., Set

Part Number: RMG-F9600

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Richmond Gear EXCel Ring and Pinion Sets CR925355 Chrysler 9.25 in. 3.55 Gears

Ring and Pinion Kit

Part Number: RMG-CR925355

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Powertrax Grip Pro Traction Systems Dana 44 GT444430F

Differential, Grip Pro Traction System, 30-Spline, Dana 44, Front, Each

Part Number: PWT-GT444430F

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

Powertrax Grip Pro Traction Systems Dana 60 GT446035

Differential Carriers, Grip Pro Traction System, 35 Spline, Dana 60, Rear, 4.56 Up Ratio. Each

Part Number: PWT-GT446035

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

ARB Air Locker 30 Spline Differential Dana 60 RD162

Differential Carrier, Air Locker, Nodular Iron, Rear, Dana 60, Kit

Part Number: ARB-RD162

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

ARB Air Locker 35 Spline Differential Dana 60-HD RD168

Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD C-Clip, Kit

Part Number: ARB-RD168

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

ARB Air Locker 35 Spline Differential Dana 60-HD RD169

Differential Carrier, Air Locker, Nodular Iron, Dana 60-HD C-Clip, Kit

Part Number: ARB-RD169

Not Yet Reviewed

Estimated Ship Date: Dec 11, 2025 if ordered today

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Estimated Ship Date: Dec 11, 2025 if ordered today

Auburn Gear Select-A-Loc 30 Spline Differential Dana 44 545041

Differential, Select-A-Loc, 30-Spline, Dana 44, 10-Bolt, Each

Part Number: AUB-545041

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Auburn Gear Select-A-Loc 30 Spline Differential Dana 44 545042

Differential, Select-A-Loc, 30-Spline, Dana 44, 10-Bolt, Each

Part Number: AUB-545042

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Auburn Gear Differential Spring Retainer Service Kits for 1963-1979 CORVETTE - 541035

Auburn Gear Differential Spring Retainer Service Kits for 1963-1979 CORVETTE - 541035

Differential Carrier Replacement Parts, Pin and Spring Kit, GM 8.2 in., GM 8.2 in. BOP Axle, Rear, Kit

Part Number: AUB-541035

Not Yet Reviewed

Estimated Ship Date: Dec 8, 2025 if ordered today

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Estimated Ship Date: Dec 8, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK D70

Installation Kit, Master Overhaul, Dana 70, Kit

Part Number: YGA-14038

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK D70-HD

Ring and Pinion Gear Installation Kit, Master Overhaul, 29 Spline, Dana 70-HD, Kit

Part Number: YGA-14039

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK GM8.5OLDS-31

Installation Kit, Master Overhaul, GM 8.5 in. O Axle, Kit

Part Number: YGA-14091

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK M35-30

Installation Kit, Master Overhaul, AMC Model 35, Kit

Part Number: YGA-14110

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Yukon Gear & Axle Master Overhaul Kits YK F9-A-SPC

Ring and Pinion Gear Installation Kit, Master Overhaul, 28 Spline, Ford 9 in., Kit

Part Number: YGA-14156

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

Dana Spicer Drivetrain Products Ring and Pinion Gear Installation Kits 10043622

MASTER AXLE DIFFERENTIAL BEARING AND SEAL KIT

Part Number: SDH-10043622

Not Yet Reviewed

Estimated Ship Date: Dec 1, 2025 if ordered today

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Estimated Ship Date: Dec 1, 2025 if ordered today

USA Standard Gear Full Spools ZP FSD44-4-30UP

USA Standard steel spool for Dana 44 with 30 spline axles, 3.92 & up

Part Number: SPZ-59015

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

USA Standard Gear Master Overhaul Kits ZK GM8.5OLDS-28

Ring and Pinion Installation Kit, GM 8.5 in., Rear, Kit

Part Number: SPZ-37058

Not Yet Reviewed

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today

USA Standard Gear Ring and Pinion Sets ZG F8-325 Ford 8 in. 3.25 Gears

Ring and Pinion Gears, 3.25:1 Ratio, 25-spline, Standard Ring Gear Rotation, Ford 8 in., Set

Part Number: SPZ-36116

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 17, 2025 if ordered today

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Estimated Ship Date: Nov 17, 2025 if ordered today