Availability
Driveshaft Pinion Yoke; Competition Yoke; 30 Spline; 1310 Series; Cast; Strap
Part Number: MGR-MG1310-1210
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12RSKT
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Differential Shims, Carrier Shim Type, Steel, Kit
Part Number: MGR-SS12
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit
Part Number: MGR-R12RMK
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each
Part Number: MGR-MS12C
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.875 in. Truck, Set
Part Number: MGR-GM12-342
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Ring and Pinion Installation Kit, Master Kit, GM, 8.875 in., 30-Spline Pinion, Truck, Kit
Part Number: MGR-R12RMKT
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt, Truck, Set
Part Number: MGR-GM12-456
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt, Truck, Set
Part Number: MGR-GM12-373
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Differential Pinion Bearing Kit, GM 8.875 in. Truck, Koyo Bearings, Chevy, GMC, Kit
Part Number: MGR-R12RPK
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt, Truck, Set
Part Number: MGR-GM12-373X
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 4.11:1 Ratio, GM, 12-Bolt, Truck, Set
Part Number: MGR-GM12-411
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Cross Pin, GM, 12-Bolt, 8.875 in., Each
Part Number: MGR-3931175
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Differential Parts Kit; Open Differential Internal Kit; Incl. Side And Pinion Gears/Washers/Pinion Shaft And L
Part Number: MGR-GM12BI
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt, Set
Part Number: MGR-GM12-308
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Ring and Pinion-GM 8.875
Part Number: MGR-GM12-373A
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Differential Shims, Pinion, Steel, Kit
Part Number: MGR-1104
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Crush Sleeve, Steel, GM 8.875 in. (12-bolt), Truck, Each
Part Number: MGR-3954482
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Ring and Pinion-GM 8.875
Part Number: MGR-GM12-411A
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Ring and Pinion Installation Kit, Super Kit, GM, 8.875 in., Kit
Part Number: MGR-R12RSK
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
WASHER PIN GR 12BLT 8 7/8
Part Number: MGR-3880141
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Bolt, Ring Gear, 3/8-24, Right Hand Thread, Black Oxide, Each
Part Number: MGR-RGBT-003
Not Yet Reviewed
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Differential Cover Gasket, Paper, GM 8.875 in., Each
Part Number: MGR-5105
Estimated Ship Date: Monday 10/20/2025
Estimated Ship Date: Monday 10/20/2025
Pinion Bearing Kit, PK GM 8.875" TRUCK
Part Number: MGR-R12RTPK
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Axle Shaft Retainer
Part Number: MGR-3833322
Not Yet Reviewed
Estimated Ship Date: Nov 10, 2025 if ordered today
Estimated Ship Date: Nov 10, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.