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

Richmond Gear Ring and Pinion Sets 49-0280-1 GM 8.875 in. (12-bolt) truck 3.73 Gears

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 4 Series, Set

Part Number: RMG-4902801

4.0 out of 5 stars ( 12 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Ring and Pinion Sets GM12-456 GM 8.875 in. (12-bolt) truck 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt, Truck, Set

Part Number: MGR-GM12-456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

USA Standard Gear Spartan Lockers GM 8.5 Inch SL GM8.5-28

Spartan Differential Locker, GM 8.5 in., 28-spline Axle, Buick, Oldsmobile, Pontiac, Chevy, GMC, Each

Part Number: SPZ-17040

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Nov 11, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 11, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Powertrax Lock-Right Lockers GM 8.5 Inch 1920-LR

4.75 out of 5 stars ( 14 )

Estimated Ship Date: Tomorrow

...Loading

Yukon Gear & Axle Master Overhaul Kits YK M20

Ring and Pinion Gear Installation Kit, Master Overhaul, 28 Spline, AMC Model 20, Kit

Part Number: YGA-14108

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

USA Standard Gear Spartan Limited Slip 27 Spline Differential Dana 30 SL D30-4-27-LSD

Differential Carrier, Spartan Helical Gear Limited Slip, Dana 30, Front, 27 Spline, 3.73 and Up Ratio, Each

Part Number: SPZ-10383

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Performance Ring and Pinion Sets G875390 GM 7.5/7.625 in. 3.90 Gears

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 7.5 in./7.625 in., Standard Rotation, Set

Part Number: MGR-G875390

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Performance Ring and Pinion Sets G875410 GM 7.5/7.625 in. 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875410

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Dorman Ring and Pinion Sets 697-812 GM 8.5 in. 2.73 Gears

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

Part Number: RNB-697-812

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Richmond Gear EXCel Ring and Pinion Sets CR925410 Chrysler 9.25 in. 4.10 Gears

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, Chrysler, 9.25 in., 12-Bolt, Set

Part Number: RMG-CR925410

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Nov 13, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 13, 2025 if ordered today

Richmond Gear Ring and Pinion Sets 49-0017-1 GM 8.5/8.6 in. 3.08 Gears

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900171

4.67 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Spicer Drivetrain Products Ring and Pinion Gear with Installation Kits 23721-5X Dana 30 4.10 Gears

Ring and Pinion Gears, 4.10:1 Ratio, 26-spline, Standard Rotation, Installation Kit, Dana 30, Kit

Part Number: SDH-23721-5X

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

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 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Ten Factory Axle Shafts MG22102

Axle Shafts, Direct Fit, 1541H Manganese, 28-Spline, 30.430 in. Length, Buick, Chevy, GMC, Oldsmobile, Pontiac, Kit

Part Number: MGR-MG22102

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Yukon Gear & Axle Ring and Pinion Sets YG GM8.5-488 GM 8.5/8.6 in. 4.88 Gears

Gear, Ring and Pinion, 4.88:1 Ratio, 1.625 in. Pinion, 30 Spline, 8.500 in. Ring Gear, GM 8.5/8.6 in., Set

Part Number: YGA-24162

Not Yet Reviewed

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Yukon Gear & Axle Ring and Pinion Sets YG F9-350 Ford 9 in. 3.50 Gears

Gear, Ring and Pinion, 3.50:1 Ratio, 1.312 in. Pinion, 28 Spline, 9.000 in. Ring Gear, Ford 9 in., Set

Part Number: YGA-24105

4.5 out of 5 stars ( 4 )

...Loading

Need It Sooner? We recommend these similar substitute parts:

Allstar Performance Ring and Pinion Gear Sets ALL70010 Ford 9 in. 3.50 Gears

5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Yukon Gear & Axle Trac-Loc Carrier Cases Ford 8 Inch YC F800501

Differential Carriers, Trac-Loc Carrier Cases, Ford 8 in., Clutch-type, 10-bolt, 28-spline, Does Not Include Spider Gears, Rear, Ford 8 in., Each

Part Number: YGA-20075

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Yukon Gear & Axle Ring and Pinion Sets YG GM7.5-342 GM 7.5/7.6 in. 3.42 Gears

Gear, Ring and Pinion, 3.42:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24145

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Ring and Pinion Sets GM10-456 GM 8.5/8.6 in. 4.56 Gears

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-456

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Full Spools FSD60-35H

Spool, Full, Steel, 35-spline, 10-bolt, Dana 60, Each

Part Number: MGR-FSD60-35H

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

USA Standard Gear Ring and Pinion Sets ZG D44-373 Dana 44 3.73 Gears

Ring and Pinion Gears, 3.73:1 Ratio, 26-spline, Standard Ring Gear Rotation, Dana 44, Set

Part Number: SPZ-36040

Not Yet Reviewed

Estimated Ship Date: Nov 12, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 12, 2025 if ordered today

Need It Sooner? We recommend these similar substitute parts:

Motive Gear Ring and Pinion Sets D44-373 Dana 44 3.73 Gears

4.5 out of 5 stars ( 4 )

Estimated Ship Date: Tomorrow

...Loading

Powertrax Lock-Right Lockers Chrysler 8.25 Inch 1250-LR

Differential, Lock-Right, Locker, 29-Spline, Mopar 8.25 in., 8.375 in., Each

Part Number: PWT-1250-LR

Not Yet Reviewed

Estimated Ship Date: Nov 13, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 13, 2025 if ordered today

Motive Gear Ring and Pinion Sets D60-410 Dana 60 4.10 Gears

Gear, Ring and Pinion, 4.10:1 Ratio, Dana 60, Set

Part Number: MGR-D60-410

2.0 out of 5 stars ( 2 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Richmond Gear EXCel Ring and Pinion Sets GM75373TK GM 7.5/7.625 in. 3.73 Gears

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75373TK

3.0 out of 5 stars ( 2 )

Estimated Ship Date: Nov 13, 2025 if ordered today

...Loading

Estimated Ship Date: Nov 13, 2025 if ordered today

Yukon Gear & Axle 4340 Chromoly Axles YA W38809

Axle Shaft, Front Inner, 4340 Chromoly, 30 Spline, 18.50 in. Length, Dana 44, Each

Part Number: YGA-21353

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow

Motive Gear Performance Ring and Pinion Sets G875323 GM 7.5/7.625 in. 3.23 Gears

Gear, Ring and Pinion, 3.23:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875323

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Tomorrow

...Loading

Estimated Ship Date: Tomorrow