Availability
PONTIAC FIREBIRD Differential & Rear-End Components
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 3 Series, Set
Part Number: RMG-4900451
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.42:1 Ratio, GM 8.875 in. (12-Bolt), Set
Part Number: RNB-697-136
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Mini Spool, Steel, 28-Spline, GM, 8.2 in., 10-Bolt, Each
Part Number: MGR-MS10C-28
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12607
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.875 in., 12-Bolt, Set
Part Number: MGR-GM12-308
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Bearing, Races Included, Koyo Bearing, Steel, Set
Part Number: MGR-706016XR
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 5.13:1 Ratio, GM, 8.5/8.6 in., 10-Bolt, 3 Series, Set
Part Number: RMG-6901711
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 4.56:1 Ratio, 27-spline, Standard Ring Gear Rotation, GM 7.5 in., GM 7.625 in., Set
Part Number: SPZ-36201
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Differential, Lock-Right, Locker, 26-Spline, GM, 7.5 in., Each
Part Number: PWT-1930-LR
Estimated Ship Date: Today
Estimated Ship Date: Today
Spider Gears, Side Gears, Cross Shaft Pin, Yukon Dura Grip Carrier Style, Rear, GM 8.875 in., 30 Spline, Kit
Part Number: YGA-16039
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Differential Crush Sleeve; Fits GM 8.5 in.
Part Number: RMG-19-0004-1
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle Shaft, C-clip, 28-spline, 32.000 in. Length, Rear, GM 7.5/GM 7.625 in., Chevy, Pontiac, Each
Part Number: SPZ-35037
Not Yet Reviewed
Estimated Ship Date: Feb 20, 2026 if ordered today
Estimated Ship Date: Feb 20, 2026 if ordered today
Ring and Pinion Gears, GM 8.5/8.6 in., 4.88:1 Ratio, 30-spline, Standard, Must Use 2.73:1 or Numerically Higher Ratio Carrier, GM 8.5/8.6 in., Set
Part Number: SVL-2023704
Estimated Ship Date: Today
Estimated Ship Date: Today
Cross Shaft, Differential, Steel, GM, 10-Bolt, 7.5 in., with Mini Spool, Each
Part Number: RMG-CSPGM75
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Install Kit
Part Number: RMG-83-1083-1
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Installation Kit, Master Overhaul, GM 7.5 in., Kit
Part Number: YGA-14076
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Today
Differential Side Bearing Spacer; Solid Differential Spacer; Fits GM 12 Bolt Car
Part Number: RMG-04-0012-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Crush Sleeve, Steel, GM 8.2 in., GM 8.2 in., BOP Axle, Each
Part Number: YGA-33103
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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: Today
Estimated Ship Date: Today
Bearing, Pinion, 1.312 in. Inside Diameter, Each
Part Number: NTL-M88048
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Grip Pro Traction System, 28-Spline, GM 7.5 in., 7.625 in., Each
Part Number: PWT-GT247528
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set
Part Number: RNB-697-810
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10639
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
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