Availability
Differential Carrier Cases, Extreme Heavy Duty, GM 8.5 in., 28/30 Spline, 2.73 and Up Ratio, Each
Part Number: YGA-20084
Not Yet Reviewed
Estimated Ship Date: Feb 3, 2026 if ordered today
Estimated Ship Date: Feb 3, 2026 if ordered today
Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit
Part Number: MGR-R10RE
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each
Part Number: RMG-CSPGM85
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Spacer, Replacement, Active Spacer, Each
Part Number: PWT-624004SDG2
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Differential Inner Gear Kit; GM 8.5 - 30 Spline, Open Diff
Part Number: SVL-10020478
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Differential, Grip Pro Traction System, 28-Spline, GM 8.5 in., Each
Part Number: PWT-GT201028
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 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: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Differential, Grip LS Traction System, 28-Spline, GM, 8.5 in., Each
Part Number: PWT-LS201028
Not Yet Reviewed
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
USA Standard Gear standard spider gear set for GM 8.5", 30 spline
Part Number: SPZ-39027
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 8.5" GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12621
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Ring and Pinion Gears, 3.08:1 Ratio, 30-spline, Standard Rotation, GM 8.5/8.6 in., Set
Part Number: YGA-24492
Estimated Ship Date: Feb 4, 2026 if ordered today
Estimated Ship Date: Feb 4, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Monday 1/5/2026
Ring and Pinion Gears, Pro Series, 3.90:1 Ratio, GM, 7.5 in., Set
Part Number: MGR-G975390
Not Yet Reviewed
Estimated Ship Date: Jan 19, 2026 if ordered today
Estimated Ship Date: Jan 19, 2026 if ordered today
Pinion Crush Sleeves, Steel, GM, 7.5 in., 7.6 in., 7.625 in., Pair
Part Number: RNB-81058
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Differential, Lock-Right, Locker, 26-Spline, GM, 7.625 in., Each
Part Number: PWT-1932-LR
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6903221
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Differential Ring Gear Spacer, Ring Gear Spacer
Part Number: MGR-085050C
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Differential Carrier Gear Kit
Part Number: RMG-XL-4040
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in., Set
Part Number: MGR-GM75-456
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Cross Shaft, Differential, Steel, GM 8.5 in., with Mini-Spool, Each
Part Number: YGA-32238
Not Yet Reviewed
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set
Part Number: MGR-G875456
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Estimated Ship Date: Monday 1/5/2026
Differential Carrier Bearing, Steel, Each
Part Number: NTL-LM501349
Estimated Ship Date: Monday 1/5/2026
Estimated Ship Date: Monday 1/5/2026
Ring and Pinion Gear Installation Kit, Minimum Installation Kit, 30 Spline, GM 8.5 in., Kit
Part Number: YGA-12055
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Feb 2, 2026 if ordered today
Estimated Ship Date: Monday 1/5/2026
Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set
Part Number: RMG-GM75342TK
Not Yet Reviewed
Estimated Ship Date: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 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: Jan 23, 2026 if ordered today
Estimated Ship Date: Jan 23, 2026 if ordered today
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