Availability
PONTIAC FIREBIRD Differential & Rear-End Components
Differential Pinion Bearing Kit, GM 8.875 in. Car, Timken Bearings, Chevy, GMC, Kit
Part Number: MGR-R12CRTPK
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring & Pinion Gear, 4.56 Ratio, GM, 8.5 in./8.6 in., Set
Part Number: YGA-24161
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Carrier Bearing, Steel, 3.062 in. Diameter, Each
Part Number: NTL-A36
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Cover, 10-bolt, Aluminum, Polished, GM 8.2 in., GM 8.5 in., GM 8.6 in., Each
Part Number: YGA-32030
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.10:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set
Part Number: RMG-49-0009-1
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Allstar Performance Ring and Pinion Gear Sets ALL70117 GM 7.5 in. 4.10 Gears
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Super Kit, GM, 7.5 in., Kit
Part Number: MGR-R75GRSK
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gear, 3.08:1 Ratio, GM, 8.5 in./8.6 in., Rear, Set
Part Number: SPZ-36211
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Crush Sleeve, Steel, 2.340 in. Tall, GM 8.875 in. Passenger Car, Each
Part Number: YGA-33104
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, No-Slip Traction System, 28-Spline, Buick, Oldsmobile, Pontiac, 8.2 in., Each
Part Number: PWT-92-0782-2801
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, Master Kit, GM 7.5 in., 7.625 in., Kit
Part Number: MGR-R75GRMKT
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM, 8.2 in., 10-Bolt, Kit
Part Number: RMG-831022M
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.23:1 Ratio, GM 7.5/7.625 in., Set
Part Number: RNB-697-714
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.08:1 Ratio, GM, 8.5 in/8.6 in., Set
Part Number: MGR-GM10-308
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Pinion Bearing, Rear, 1.437 in. i.d., Avanti, Buick, Cadillac, Chevy, GMC, Dodge, Hummer, Isuzu, Mitsubishi
Part Number: TMK-HM89249
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 4.56:1 Ratio, GM 7.5/7.625 in., Set
Part Number: RNB-697-719
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle C-Clips, One kit Per Axle, Steel, GM, Assortment 1 Thick,1 thin, Kit
Part Number: RNB-81050
Estimated Ship Date: Today
Estimated Ship Date: Today
Spool, Mini, Steel, 30-Spline, 12-Bolt, GM 8.875 in., Each
Part Number: MGR-MS12C
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears, 3.90:1 Ratio, 30-spline, Standard Ring Gear Rotation, GM 8.5 in., GM 8.6 in., Set
Part Number: YGA-24159
Estimated Ship Date: Today
Estimated Ship Date: 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: Mar 12, 2026 if ordered today
Estimated Ship Date: Mar 12, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Motive Gear Ring and Pinion Sets GM10-342A GM 8.5/8.625 in. 3.42 Gears
Estimated Ship Date: Today
Replacement Springs, Powertrax Lock-Right, Kit
Part Number: PWT-1025350KAP
Estimated Ship Date: Today
Estimated Ship Date: Today
Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 4.11 Ratio, Currie Twin Track, Wilwood 11" Dynapro Black Calipers
Part Number: CUR-CR-GF341TWAB
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.73:1 Ratio, GM, 8.2 in., Set
Part Number: MGR-G882373
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential, Lock-Right, Locker, 28-Spline, GM, 7.625 in., Each
Part Number: PWT-1931-LR
Estimated Ship Date: Today
Estimated Ship Date: Today
Gear, Ring and Pinion, 3.42:1 Ratio, GM, 8.5 in/8.6 in., Set
Part Number: MGR-GM10-342
Estimated Ship Date: Today
Estimated Ship Date: Today
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