Availability
Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit
Part Number: MGR-R12CRT
Not Yet Reviewed
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Mini Spool, MINI SPOOL GM 7.5" 26 SPL
Part Number: RMG-XL-5130
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
Differential Carrier, Spartan Locker, Steel, 30-spline, Rear, GM 8.5 in., Each
Part Number: SPZ-17041
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Ring and Pinion Gears, 5.38:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: SPZ-36221
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Ring and Pinion
Part Number: RMG-GM75456TK
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
Differential Carrier Gear Kit
Part Number: RMG-XL-4058
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
Ring and Pinion Kit
Part Number: RMG-GM75323
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
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: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Passenger Car, Set
Part Number: MGR-G888456
Not Yet Reviewed
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
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: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Lockwasher, LOCKWASHER 3/8" SPLIT ZINC
Part Number: MGR-RGB5-LW
Not Yet Reviewed
Estimated Ship Date: Sep 18, 2025 if ordered today
Estimated Ship Date: Sep 18, 2025 if ordered today
Yukon Pinion install kit for GM 7.5" differential
Part Number: YGA-13064
Not Yet Reviewed
Estimated Ship Date: Sep 30, 2025 if ordered today
Estimated Ship Date: Sep 30, 2025 if ordered today
Ring and Pinion Gear Installation Kit, Bearing Overhaul, 27 Spline, GM 7.5/7.6 in., Kit
Part Number: YGA-11062
Not Yet Reviewed
Estimated Ship Date: Sep 30, 2025 if ordered today
Estimated Ship Date: Sep 30, 2025 if ordered today
SPRING AND PIN KIT
Part Number: SPZ-17011
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Mini Spool, MINI SPOOL GM 10 BOLT 8.5"
Part Number: RMG-XL-5140
Not Yet Reviewed
Estimated Ship Date: Sep 17, 2025 if ordered today
Estimated Ship Date: Sep 17, 2025 if ordered today
USA Standard Ring & Pinion "thick" gear set for GM 7.5" in a 4.11 ratio
Part Number: SPZ-36200
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
8.5" GM 28spl MINI SPOOL
Part Number: SPZ-59011
Not Yet Reviewed
Estimated Ship Date: Sep 15, 2025 if ordered today
Estimated Ship Date: Sep 15, 2025 if ordered today
Yukon Ring & Pinion sets
Part Number: YGA-24671
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Ring and Pinion Gears, 5.13:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5/8.6 in., Set
Part Number: YGA-24163
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Yukon Dura Grip case, GM 8.5" & 8.6", 2.73 & up
Part Number: YGA-20107
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Ring and Pinion Gears, 2.73:1 Ratio, 27-spline, Standard Rotation, GM 7.5 in., GM 7.625 in., Set
Part Number: YGA-24475
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Mini spool for GM 7.5" with 26 spline axles
Part Number: YGA-32228
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Yukon steel spool for GM 8.5" & 8.6" with 30 spline axles
Part Number: YGA-32193
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Differential Clutch, Carbon Fiber Pack, Rear, Eaton, GM, 7.5/7.625 in., Set
Part Number: YGA-16118
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
Ring and Pinion Gears and Installation Kit, 8.5" GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12623
Not Yet Reviewed
Estimated Ship Date: Sep 29, 2025 if ordered today
Estimated Ship Date: Sep 29, 2025 if ordered today
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