Availability
2003 Differential & Rear-End Components
Ring and Pinion Gears, 3.54:1 Ratio, 29-spline, Standard Ring Gear Rotation, Dana 60, Set
Part Number: SPZ-36073
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Bearing, Steel, 2.250 in. Diameter, Chevy, GMC, Dodge, Ford, International, Jeep, Each
Part Number: TMK-387A
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Vent, Round, Direct Replacement, Lexus, Toyota, Each
Part Number: RNB-924-284
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft Assembly, CV-Style, Rear Left/Right, 31-Spline, Ford, Each
Part Number: GNA-NCV11193
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Auburn, Grip-N-Loc, Limited Slip, 31-Spline, Mopar, 9.25 in., Each
Part Number: AUB-546070
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 10.5 in. (14-bolt), Set
Part Number: YGA-24134
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Dura Grip Positraction, Clutch-type, 32-spline, Nodular Iron, Rear, Dana 70, Dana 70-U, Each
Part Number: YGA-26043
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 28-Spline, GM, GMC, P/U, 7.5/7.562 in. Rear Differential, Pair
Part Number: MSR-A102807
Estimated Ship Date: Mar 26, 2026 if ordered today
Estimated Ship Date: Mar 26, 2026 if ordered today
Differential Carrier, Positraction, Nodular Iron, Dana 60, Dana 61, 30 Spline, 3 Series, Each
Part Number: SUM-730975
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Eaton Detroit Truetrac, 30-Spline, Dana 44, Each
Part Number: ETN-913A591
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axles, Direct Fit, C-Clip, Rear, 1541H Steel, 30-Spline, Chevy, GMC, 8.5 in., 8.625 in., Pair
Part Number: MSR-A30-99GMTK
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Auburn, Grip-N-Loc, Limited Slip, 30-Spline, GM, 8.5/8.6 in., 2.73 Ratio and up, Each
Part Number: AUB-546022
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Master Kit, GM 8.5 in.; Incl. Bearing Kit Plus Ring Gear Bolts/Pinion Shi
Part Number: MGR-R10RLMK
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, Rear Driver Side, Bolt-in, 27-spline Inner, Steel, Dana 35, Jeep, Each
Part Number: CWA-5012821AA
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.88:1 Ratio, Dana 60, Set
Part Number: RMG-79-0068-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring & Pinion Gear, 3.42 Ratio, GM, 10.5 in. 14-Bolt, Set
Part Number: YGA-24466
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Auburn, Locker, 31-Spline, Ford, 8.8 in., 10-Bolt, Each
Part Number: AUB-545002
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, Ford, 8.8 in., 10-Bolt, Set
Part Number: RMG-F88456
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Posi Performance, Limited Slip, 31-Spline, Ford, 8.8 in., Each
Part Number: ETN-19588-010
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.10:1 Ratio, GM, 9.5 in., 14-Bolt, Truck, Set
Part Number: MGR-GM9-5-410
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier, Open, GM 8.625 in., 30-Spline, Each
Part Number: MGR-GM8-6L
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion-GM 8.5/8.625
Part Number: MGR-GM10-373A
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Axle, Direct Fit, Rear, 1541 Carbon Steel, 30-Spline, Chevrolet, GMC, Pickup, SUV, Each
Part Number: MGR-12479285
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM 8.625 in., Kit
Part Number: MGR-R10RLSK
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Bearings, Steel, Races, Shims, Rear, GM 8.6 in., GM 8.875 in., Kit
Part Number: YGA-57010
Estimated Ship Date: Today
Estimated Ship Date: Today
Truck / SUV
Jeep®
Restoration
Stock Replacement
Late Model Muscle
Tools
Gifts, Clothing, & More
Circle Track
Street Rod
Powersports
Paint & Body
Marine
Jr Dragster