Availability
Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 3.73 Ratio Rear Ring & Pinion Gea
Part Number: SPZ-10688
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit
Part Number: YGA-13069
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Ring and Pinion Gears, 3.42:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set
Part Number: SPZ-36213
Not Yet Reviewed
Estimated Ship Date: Oct 16, 2025 if ordered today
Estimated Ship Date: Oct 16, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Today
Differential Cover, 12-bolt, Aluminum, Polished, GM 8.875 in. Truck, Chevy, GMC, Each
Part Number: YGA-32027
Not Yet Reviewed
Estimated Ship Date: Oct 31, 2025 if ordered today
Estimated Ship Date: Oct 31, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Today
Full Size Spool, GM 8.5 in. 10 Bolt, 33 Spline, C-Clip Elim.Req'd., Steel
Part Number: RMG-81-1033-1
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
Spacer, Replacement, Active Spacer, Each
Part Number: PWT-624004SDG2
Not Yet Reviewed
Estimated Ship Date: Oct 23, 2025 if ordered today
Estimated Ship Date: Oct 23, 2025 if ordered today
Spool, Full Size, Steel, 30-Spline, 10-Bolt, GM 8.5 in., Each
Part Number: RMG-81-1030-1
Not Yet Reviewed
Estimated Ship Date: Oct 20, 2025 if ordered today
Estimated Ship Date: Oct 20, 2025 if ordered today
DIFFERENTIAL CARRIER
Part Number: YGA-11241
Not Yet Reviewed
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Carrier Bearing, Stamped Steel, 2.680 in. Diameter, Front, Cadillac, Chevrolet, GMC, Hummer, Isuzu, Each
Part Number: ADO-S1413
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover Bolt, Steel, Black, Hex Head, 0.500 in. Wrench Size, Dana 25, 27, 30, 44, Model 35, GM 7.5 in., GM 8.2 in., Each
Part Number: YGA-33286
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Gear standard spider gear set for GM 8.5", 30 spline
Part Number: SPZ-39027
Not Yet Reviewed
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
Ring and Pinion Gears,USA Standard 8.875" GM 12 Bolt Truck, 4.11 Ratio Rear Ring & Pinion GearInstall Kit Axle Bearings & Seals
Part Number: SPZ-10684
Not Yet Reviewed
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each
Part Number: RMG-CSPGM85
Estimated Ship Date: Today
Estimated Ship Date: Today
Yukon steel spool for GM 12 bolt truck with 30 spline axles, 3.73 & up
Part Number: YGA-32190
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Guide, Dura Grip, Chrysler 9.25 in., GM 8.5 in., 8.6 in., 8.875 in., Each
Part Number: YGA-33352
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 4.56:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set
Part Number: YGA-24461
Not Yet Reviewed
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
High performance Yukon Ring & Pinion gear set for GM 12 bolt truck in a 4.88 ratio
Part Number: YGA-24133
Not Yet Reviewed
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., Set
Part Number: MGR-G885513
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.875 in. Truck, Set
Part Number: SPZ-36173
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit
Part Number: MGR-R10RTPK
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in. Truck, Set
Part Number: YGA-24129
Not Yet Reviewed
Estimated Ship Date: Oct 29, 2025 if ordered today
Estimated Ship Date: Oct 29, 2025 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Today
Differential Cover, 10-bolt, Steel, Natural, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32332
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Ring & Pinion "thick" gear set for GM 12 bolt truck in a 4.56 ratio
Part Number: SPZ-36180
Not Yet Reviewed
Estimated Ship Date: Oct 14, 2025 if ordered today
Estimated Ship Date: Oct 14, 2025 if ordered today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 12-Bolt Truck, Set
Part Number: HUU-02-128
Not Yet Reviewed
Estimated Ship Date: Oct 21, 2025 if ordered today
Estimated Ship Date: Oct 21, 2025 if ordered today
Modal Header
Call To Order
This is a custom order part. You can order this part by Contacting Us.