GMC JIMMY Differential & Rear-End Components

Gear, Ring and Pinion, EXCel, 3.73:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT373T

3.88 out of 5 stars ( 8 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Differential, Lock-Right, Locker, 28-Spline, GM, 7.625 in., Each

Part Number: PWT-1931-LR

4.58 out of 5 stars ( 12 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT410T

4.5 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885342

5.0 out of 5 stars ( 6 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 4.11:1 Ratio, GM, 12-Bolt, Truck, Set

Part Number: MGR-GM12-411

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order

Gear, Ring and Pinion, EXCel, 4.56:1 Ratio, GM, 8.875 in., 12-Bolt Truck, Set

Part Number: RMG-12BT456T

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.90:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900341

4.67 out of 5 stars ( 9 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900461

4.86 out of 5 stars ( 7 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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

Part Number: MGR-G885456

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Ring and Pinion Kit

Part Number: RMG-GM75355

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885373

4.8 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set

Part Number: RMG-4900451

4.0 out of 5 stars ( 5 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 5.13:1 Ratio, Dana 44, Set

Part Number: MGR-D44-513

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-4900721

3.67 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 4.30:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, Set

Part Number: MGR-GM10-430

1.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.08:1 Ratio, GM, 12-Bolt Truck, 3 Series, Set

Part Number: RMG-4900681

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 4.56:1 Ratio, GM, 8.25 in., IFS Front, Set

Part Number: MGR-GM10-456IFS

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Axle Shaft, OEM Replacement, Front Inner and Outer, Passenger Side, 1541H Manganese, 28/19-spline, 29.090 in. Length, GMC, Kit

Part Number: MGR-GM10FAXR

4.0 out of 5 stars ( 1 )

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.73:1 Ratio, GM, 7.5 in., Set

Part Number: MGR-GM75-373

Not Yet Reviewed

Estimated Ship Date: Monday 9/22/2025

• Free Shipping

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: Monday 9/22/2025

• Free Shipping

Gear, Ring and Pinion, 3.92:1 Ratio, Dana 44, Set

Part Number: MGR-D44-392

Not Yet Reviewed

Estimated Ship Date: Oct 13, 2025 if ordered today

• Drop Ship
• Free Shipping
• Special Order