Availability
PONTIAC FIREBIRD Differential & Rear-End Components
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: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Cross Shaft Pin, Mini Spool, GM, 8.5 in., 28-Spline, Each
Part Number: RMG-CSPGM85
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM, 12-Bolt, 8.875 in. Diameter Ring Gear, 30-Spline Pinion, Kit
Part Number: RMG-831019B
Estimated Ship Date: Today
Estimated Ship Date: Today
Estimated Ship Date: Today
Pinion Bearing Race, Avanti, Buick, Cadillac, Chevy, GMC, Oldsmobile, Dodge, Hummer, Isuzu, Mitsubishi, Each
Part Number: TMK-HM89210
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
USA Standard Master Overhaul kit for the 2000 and newer GM 7.5" and 7.625" differential
Part Number: SPZ-37050
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Differential Inner Gear Kit; GM 8.5 - 30 Spline, Open Diff
Part Number: SVL-10020478
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Spacer, Replacement, Active Spacer, Each
Part Number: PWT-624004SDG2
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Dura Grip Positraction Carrier, Traction-Loc, GM 8.75 in., 33 Spline, 3.08 to 3.90 Ratio, Each
Part Number: YGA-26012
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Need It Sooner? We recommend these similar substitute parts:
Summit Racing™ Positraction 33 Spline Differential Carriers GM 8.875 Inch (12-bolt) SUM-730948
Estimated Ship Date: Today
Ring and Pinion Gears, GM 7.5/7.6 in., 3.08:1 Ratio, 27-spline, Standard Rotation, GM 7.5/7.6 in., Set
Part Number: SVL-2019331
Not Yet Reviewed
Estimated Ship Date: Feb 24, 2026 if ordered today
Estimated Ship Date: Feb 24, 2026 if ordered today
Differential, Grip Pro Traction System, 28-Spline, GM 8.5 in., Each
Part Number: PWT-GT201028
Not Yet Reviewed
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Today
Crush Sleeve, Steel, 0.625 in. Tall, Each
Part Number: YGA-33110
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Clutch Guide, Dura Grip, Chrysler 9.25 in., GM 8.5 in., 8.6 in., 8.875 in., Each
Part Number: YGA-33352
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Axle 7.625" GM REAR, 98-02 CAMARO, 32", 28spl, w/ ELECTRONIC TRAC CONTRL
Part Number: SPZ-11960
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 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: Today
Estimated Ship Date: Today
Ring and Pinion Gears,Yukon Gear & Axle 7.5"/7.625" GM, 3.08 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: YGA-10635
Not Yet Reviewed
Estimated Ship Date: Mar 9, 2026 if ordered today
Estimated Ship Date: Mar 9, 2026 if ordered today
Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.31 REAR R&P GEAR/ INSTALL KIT PACKAGE with AK 1563 AXLE BRGS (2.25" OD)
Part Number: YGA-12605
Not Yet Reviewed
Estimated Ship Date: Mar 16, 2026 if ordered today
Estimated Ship Date: Mar 16, 2026 if ordered today
Differential, Grip LS Traction System, 30-Spline, GM, 8.875 in., 4 Series Carrier, Each
Part Number: PWT-LS241230
Not Yet Reviewed
Estimated Ship Date: Mar 31, 2026 if ordered today
Estimated Ship Date: Mar 31, 2026 if ordered today
Ring Gear Bolt, Hex Head, 3/8-24 in. Thread Size, Steel, Natural, GM 8.2 in., Each
Part Number: YGA-33046
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Installation Kit, GM, 7.50 in. Diameter Ring Gear, 27-Spline Pinion, Kit
Part Number: RMG-831044B
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
Ring and Pinion Gears and Installation Kit, 8.2" BOP 3.55 RATIO REAR R&P GEAR/ INSTALL KIT PACKAGE
Part Number: YGA-12589
Not Yet Reviewed
Estimated Ship Date: Mar 10, 2026 if ordered today
Estimated Ship Date: Mar 10, 2026 if ordered today
Differential, Lock-Right, Locker, 26-Spline, GM, 7.625 in., Each
Part Number: PWT-1932-LR
Estimated Ship Date: Mar 30, 2026 if ordered today
Estimated Ship Date: Mar 30, 2026 if ordered today
Ring and Pinion Gears,USA Standard 7.5"/7.625" GM, 4.11 Ratio Rear Ring & Pinion GearInstall Kit 2.25" OD Axle Bearings & Seals
Part Number: SPZ-10694
Not Yet Reviewed
Estimated Ship Date: Feb 23, 2026 if ordered today
Estimated Ship Date: Feb 23, 2026 if ordered today
Gear, Ring and Pinion, 4.11:1 Ratio, GM, 8.2 in., Set
Part Number: MGR-G882411
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: Today
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