PONTIAC FIREBIRD Differential & Rear-End Components

Ring and Pinion Gears and Installation Kit, 8.2" BOP 3.55 RATIO REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI

Part Number: YGA-12583

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 8, 2025 if ordered today

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Crosspin Bolt, Each

Part Number: YGA-33344

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Gear, Ring and Pinion, 2.73:1 Ratio, GM, 8.5/8.6 in., Set

Part Number: MGR-G885273

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Ring and Pinion Installation Kit, Super Kit, GM, 8.2 in., Kit

Part Number: MGR-R10CRSKT

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Axle Shaft Assembly, Axle Shaft Assembly

Part Number: RMG-92-25177

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Cover, Steel, Natural, Chevy, GMC, Oldsmobile, Pontiac, 7.500 in., 7.625 in., 10-Bolt, Each

Part Number: RNB-697-701

4.0 out of 5 stars ( 3 )

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Pinion Nut, Steel, 3/4 in.-16 Thread, Each

Part Number: SDH-30185

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Gear, Ring and Pinion, EXCel, 3.42:1 Ratio, GM, 7.5/7.625 in., 10-Bolt, Set

Part Number: RMG-GM75342TK

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Estimated Ship Date: Nov 26, 2025 if ordered today

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Gear, Ring and Pinion, EXCel, 4.10:1 Ratio, GM, 8.875 in., 12-Bolt Car, Set

Part Number: RMG-12BC410T

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Differential Cross Shaft Bolt, Hex Head, GM 7.5, GM 7.625, 10-Bolt, Each

Part Number: MGR-14056196

4.67 out of 5 stars ( 3 )

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 10-Bolt, 2 Series, Set

Part Number: RMG-4900051

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Thrust Washer, Positraction Differential, GM 8.875 in. Passenger Car, Truck, Each

Part Number: YGA-33382

3.33 out of 5 stars ( 3 )

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Ring and Pinion Gear, 2.73:1 Ratio, GM 8.5/8.6, 10 Bolt Cover, 30 Spline, 10 Ring Gear Bolts, Buick, Chevrolet, GMC, Oldsmobile, Pontiac, Set

Part Number: YGA-24490

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Differential Ring and Pinion; GM 12 Bolt 8.875 - Thin Gear - 3.73 Ratio

Part Number: SVL-2023890

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Estimated Ship Date: Nov 20, 2025 if ordered today

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Differential Crush Sleeve; Fits GM 8.5 in.

Part Number: RMG-19-0004-1

5.0 out of 5 stars ( 1 )

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Axle Shaft, 28-Spline, 30.125 in. Length, Rear, Chevy, Pontiac, Each

Part Number: SPZ-35050

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, Large Journal, GM 8.5 in., Kit

Part Number: YGA-11069

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Estimated Ship Date: Dec 8, 2025 if ordered today

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Clutch Kit, Street-Strip Performance, 1-1/8 in. Shaft, 26-Spline, 11 in. Organic/Ceramic Disc, GM, Pull Type, Kit

Part Number: SUM-700926

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Carrier Shims, Super, Steel, Set of 18

Part Number: YGA-16042

3.11 out of 5 stars ( 9 )

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Pinion Shims, Steel, Kit

Part Number: YGA-55008

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Gear, Ring and Pinion, 3.42:1 Ratio, 1.438 in. Pinion, 27 Spline, 7.500 in. Ring Gear, GM 7.5/7.6 in., Set

Part Number: YGA-24145

4.33 out of 5 stars ( 3 )

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Ring & Pinion Gear, 3.55 Ratio, GM, 8.875 in. Passenger Car, Set

Part Number: YGA-24122

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Crate Axle, 82-92 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GF437TWAB

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Estimated Ship Date: Tomorrow if ordered today

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Differential Side Bearing Spacer; Solid Differential Spacer; Fits GM 12 Bolt Car

Part Number: RMG-04-0012-1

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Estimated Ship Date: Nov 24, 2025 if ordered today

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Crate Axle, 70-81 GM Camaro/F-Body Centurion 9-Inch, Black PC, 31-Spline, 3.70 Ratio, Helical Limited Slip, Wilwood 11" Dynapro Black Calipers

Part Number: CUR-CR-GF337TWAB

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Estimated Ship Date: Dec 3, 2025 if ordered today

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