Availability
1969 PONTIAC FIREBIRD Differential & Rear-End Components
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
Crush Sleeve, Steel, 0.625 in. Tall, Each
Part Number: YGA-33110
Not Yet Reviewed
Estimated Ship Date: Today
Estimated Ship Date: 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 19, 2026 if ordered today
Estimated Ship Date: Mar 19, 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 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 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
Not Yet Reviewed
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
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 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 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 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 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 2026 if ordered today
Ring and Pinion Installation Kit, GM, 12-Bolt Passenger Car, 8.875 in. Open, Kit
Part Number: MGR-GM12IKC
Estimated Ship Date: Today
Estimated Ship Date: Today
Cross Shaft Pin, Mini Spool, GM, 8.2 in., Rear-End, Each
Part Number: RMG-CSPGM82
Estimated Ship Date: Today
Estimated Ship Date: Today
GM 12P DURA GRIP case, bare, 4.10 & up, 30spline & 33spline
Part Number: YGA-20105
Not Yet Reviewed
Estimated Ship Date: Mar 2, 2026 if ordered today
Estimated Ship Date: Mar 2, 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
Ring and Pinion Kit
Part Number: RMG-XL-1019-1
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Ring and Pinion Gears, 3.73:1 Ratio, 30-spline, Standard Rotation, GM 8.875 in., Buick, Chevy, Pontiac, Rear, Set
Part Number: SPZ-36168
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
USA Standard Ring & Pinion gear set for GM 12 bolt car in a 3.55 ratio
Part Number: SPZ-36166
Not Yet Reviewed
Estimated Ship Date: Feb 9, 2026 if ordered today
Estimated Ship Date: Feb 9, 2026 if ordered today
Carrier Bearings, GM 12 Bolt
Part Number: RMG-29-0005-1
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Yukon positraction internals for GM 12 bolt car and truck with 33 spline axles
Part Number: YGA-16040
Estimated Ship Date: Today
Estimated Ship Date: Today
Bolt, Ring Gear, 3/8-24, Right Hand Thread, Black Oxide, Each
Part Number: MGR-RGBT-003
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
SOLID SPACER & SHIM KIT GM12 BOLT CAR
Part Number: MGR-4101
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Pinion Bearing Kit, PBK GM 8.875" CAR
Part Number: MGR-R12CRPK
Not Yet Reviewed
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 2026 if ordered today
Cross Shaft, Differential, Steel, GM 12 Bolt, with Mini-Spool, Each
Part Number: YGA-32236
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
Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set
Part Number: RMG-12BC342
Estimated Ship Date: Feb 16, 2026 if ordered today
Estimated Ship Date: Feb 16, 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: Feb 18, 2026 if ordered today
Estimated Ship Date: Feb 18, 2026 if ordered today
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