1974 Differential & Rear-End Components Transmission & Drivetrain - In Stock Filter Options - Vendor In Stock Filter Options - Free Shipping on Orders Over $109 at Summit Racing

Eaton Detroit Truetrac 30 Spline Differential Dana 44 913A591

Differential, Eaton Detroit Truetrac, 30-Spline, Dana 44, Each

Part Number: ETN-913A591

Not Yet Reviewed

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Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt), truck 546032

Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt), truck 546032

Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, GM, 8.875 in. (12-Bolt) Truck, Each

Part Number: AUB-546032

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Dura Grip Positraction Carriers Ford 8 Inch YDGF8-28-SM

Dura Grip Positraction Carrier, Traction-Loc, Ford 8 in., 28 Spline, Smooth Engagement, Each

Part Number: YGA-26002

2.0 out of 5 stars ( 1 )

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Auburn Gear Grip-N-Loc 30 Spline Differential GM 8.875 Inch (12-bolt), truck 546034

Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, GM, 8.875 in. (12-Bolt) Truck, Each

Part Number: AUB-546034

5.0 out of 5 stars ( 1 )

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Richmond Gear Ring and Pinion Sets 49-0021-1 Corvette C2/C3 3.55 Gears

Gear, Ring and Pinion, 3.55:1 Ratio, Chevy, 8.2 in. Corvette, 3 Series, Set

Part Number: RMG-4900211

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Motive Gear Ten Factory Axle Shafts for 1972-1981 CJ5, 1972-1975 CJ6, 1976-1981 CJ7 - MG22139

Axle Shafts, Direct Fit, Dana 30, Performance, 27-Spline Inner, Length - 35.74 in. L/22.86 in. R, 4340 Chromoly, Black Oxide Finish, Jeep, Kit

Part Number: MGR-MG22139

4.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Sets YG GM14T-321 GM 10.5 in. (14-bolt) 3.21 Gears

Ring and Pinion Gears, GM 10.5 in. (14-bolt), 3.21:1 Ratio, 30-spline, Standard Ring Gear Rotation, Rear, Chevrolet, GMC, Set

Part Number: YGA-24465

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Richmond Gear Pro Gear Ring and Pinion Sets 79-0019-1 Ford 9 in. 5.83 Gears

Gear, Ring and Pinion, 5.83:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0019-1

5.0 out of 5 stars ( 2 )

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Motive Gear Ring and Pinion Sets GM10-273 GM 8.5/8.6 in. 2.73 Gears

Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-GM10-273

4.5 out of 5 stars ( 2 )

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Richmond Gear Pro Gear Ring and Pinion Sets 79-0023-1 Ford 9 in. 6.20 Gears

Gear, Ring and Pinion, 6.20:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0023-1

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

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Estimated Ship Date: Nov 13, 2025 if ordered today

Yukon Gear & Axle Cut-to-Fit Axle Shafts YA C8.75-32.0-KIT

Yukon axle kit for Chrysler 8.75"

Part Number: YGA-21759

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Powertrax Grip Pro Traction Systems Ford 8 Inch GT108028

Differential, Grip Pro Traction System, 28-Spline, Ford, 8 in., Each

Part Number: PWT-GT108028

3.0 out of 5 stars ( 4 )

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USA Standard Gear Ring and Pinion Gear Kit Packages ZGK2225 GM 8.875 in. (12-bolt) truck 3.08 Gears

Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.08 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals

Part Number: SPZ-10680

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

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Estimated Ship Date: Nov 12, 2025 if ordered today

Auburn Gear Grip-N-Loc 28 Spline Differential Ford 8 Inch 546059

Differential, Auburn, Grip-N-Loc, Limited Slip, 28-Spline, Ford, 8 in., Each

Part Number: AUB-546059

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Sets YG D70-411 Dana 70 4.11 Gears

Gear, Ring and Pinion, 4.11:1 Ratio, 1.750 in. Pinion, 29 Spline, 10.250 in. Ring Gear, Dana 70, Set

Part Number: YGA-24074

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Alloy USA Chromoly Front Axle Shaft Kits for 1968-1979 F-250 - 12176

Axles, Direct Fit, Front, 4340 Chromoly, 30-Spline, Ford, Pickup, SUV, Kit

Part Number: ALY-12176

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 Lock-Right Lockers Chrysler 9.25 Inch 1220-LR

Differential, Lock-Right, Locker, 31-Spline, Mopar, 9.25 in., Each

Part Number: PWT-1220-LR

3.0 out of 5 stars ( 2 )

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Richmond Gear Pro Gear Ring and Pinion Sets 79-0054-1 Ford 9 in. 6.50 Gears

Gear, Ring and Pinion, 6.50:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0054-1

5.0 out of 5 stars ( 1 )

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Eaton Detroit Lockers Ford 8 Inch 187S13D

Differential, Eaton Detroit Locker, 28-Spline, Ford, 8 in., Each

Part Number: ETN-187S13D

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 19, 2025 if ordered today

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Estimated Ship Date: Nov 19, 2025 if ordered today

Richmond Gear Pro Gear Ring and Pinion Sets 79-0005-1 Ford 9 in. 5.43 Gears

Gear, Ring and Pinion, 5.43:1 Ratio, Ford, 9 in., Set

Part Number: RMG-79-0005-1

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

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Estimated Ship Date: Nov 13, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Summit Racing™ Ring and Pinion Sets SUM-740909 Ford 9 in. 5.43 Gears

5 out of 5 stars ( 1 )

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Hurst Limited-Slip 30 Spline Differential GM 8.875 Inch (12-bolt), truck 02-125

Differential, Posi Performance, Limited Slip, 30-Spline, 3.73 Gear Ratios, GM, 12-Bolt, Each

Part Number: HUU-02-125

5.0 out of 5 stars ( 1 )

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Yukon Gear & Axle Ring and Pinion Sets YG D60-456 Dana 60 4.56 Gears

Ring and Pinion Gears, 4.56:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set

Part Number: YGA-24061

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

Eaton Detroit Lockers GM 10.5 Inch (14-bolt) 225S10

Differential, Eaton Detroit Locker, 30-Spline, GM, 10.5 in., Each

Part Number: ETN-225S10

4.96 out of 5 stars ( 25 )

Estimated Ship Date: Tomorrow

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Yukon Gear & Axle Ring and Pinion Sets YG GM12P-390 GM 8.875 in. (12-bolt) passenger car 3.90 Gears

Ring and Pinion Gears, 3.90:1 Ratio, Standard Gear Rotation, GM 8.875 in. Passenger Car, Set

Part Number: YGA-24125

Not Yet Reviewed

Estimated Ship Date: Nov 26, 2025 if ordered today

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Estimated Ship Date: Nov 26, 2025 if ordered today

Powertrax Lock-Right Lockers Chrysler 8.25 Inch 1230-LR

Differential, Lock-Right, Locker, 27-Spline, Mopar, 8.25 in., Each

Part Number: PWT-1230-LR

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Nov 13, 2025 if ordered today

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Estimated Ship Date: Nov 13, 2025 if ordered today