Availability
PONTIAC FIREBIRD Differential & Rear-End Components
Spool, Full Size, Steel, 28-Spline, 10-Bolt, GM 8.5 in., Each
Part Number: RMG-81-1028-1
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Pinion Bearing Kit, PBK GM 8.2" CAR '64-'72
Part Number: MGR-R10CRPK
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion Gear Installation Kit, Minimum Overhaul, GM, 8.2 in., Kit
Part Number: YGA-13068
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Gear Kit
Part Number: RMG-XL-4058
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
USA Standard Master Overhaul kit for the '81 & older GM 7.5" differential
Part Number: SPZ-37048
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Axle 12P GM REAR, '68-'72 CHEVELE & '70 CAMARO, 30-1/8", 30spl, 2.25" OD BRG(1563), 1 SIDE
Part Number: SPZ-11948
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.2 in., Set
Part Number: RNB-697-807
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
12P GM BEARING & SEAL KIT, KOYO BRGS
Part Number: SPZ-58044
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Ring and Pinion Installation Kit, 30 Spline, GM 8.5 in., Kit
Part Number: YGA-13069
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Axle Shaft, OEM Replacement, C-clip, 1541H Alloy Steel, 28-spline Inner, 30.313 in. Length, Each
Part Number: MGR-MG1020
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion Installation Kit, GM 7.5 in., Rear, Kit
Part Number: RNB-697-102
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 3, 2026 if ordered today
Pinion Shaft, CROSS PIN-GM 10 BOLT 8.5" - 93
Part Number: RMG-XL-5640
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
MASTER SHIM KIT GM12 BOLT CAR
Part Number: MGR-GM12MCSK
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Crosspin Shaft, Steel, Each
Part Number: YGA-33404
Not Yet Reviewed
Estimated Ship Date: Mar 13, 2026 if ordered today
Estimated Ship Date: Mar 13, 2026 if ordered today
Ring and Pinion Installation Kit, Super Kit, GM, 8.2 in., Kit
Part Number: MGR-R10CRSK
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion, Installation Kit, GM, 8.5 in., Kit
Part Number: SPZ-58011
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
Differential Carrier Rebuild Kit, GM 7.625 in., 28 Spline, Rear, Open Carrier, Buick, Chevy, GMC, Hummer, Isuzu, Oldsmobile, Pontiac, Kit
Part Number: RMG-XL-4042
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit
Part Number: MGR-R12CRT
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Bearing kit for '00 & up GM 7.5" & 7.625" rear
Part Number: SPZ-58018
Not Yet Reviewed
Estimated Ship Date: Feb 27, 2026 if ordered today
Estimated Ship Date: Feb 27, 2026 if ordered today
MASTER SHIM KIT GM 8.2 EARLY CAR
Part Number: MGR-GM10MCSK
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Axle Shaft Retainer
Part Number: MGR-3833322
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion Gear Installation Kit, Minimum Install, 30-spline, Standard Rotation, Rear, GM 8.875 in. (12-bolt) Passenger Car, Kit
Part Number: YGA-12043
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Ring and Pinion Kit
Part Number: RMG-XL-1016-1
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Basic, GM 8.5 in., Front/Rear, Kit
Part Number: MGR-R10RTPK
Not Yet Reviewed
Estimated Ship Date: Mar 3, 2026 if ordered today
Estimated Ship Date: Mar 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: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
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