PONTIAC FIREBIRD Differential & Rear-End Components

Ring and Pinion Installation Kit, Basic, GM 8.875 in. 12-Bolt, Rear, Kit

Part Number: MGR-R12CRT

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Differential Inner Gear Kit; GM 8.5 - 30 Spline, Dura Grip or Eaton Positraction

Part Number: SVL-10028814

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Ring and Pinion Installation Kit, GM, 8.5 in., 10-Bolt, Kit

Part Number: RNB-697-100

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Ring and Pinion Gear Installation Kit, 10-Bolt, 30 Pinion Spline Count, Gear Rotation Standard, Chevy, GMC, Buick, Pontiac, Oldsmobile, Cadillac, Kit

Part Number: ALY-352021

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USA Standard Gear standard spider gear set for GM 7.625", 28 spline

Part Number: SPZ-39024

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Performance Mini Spool (GM 7.5 - 26 Spine)

Part Number: SDH-10015364

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Performance Mini Spool (GM 7.5 - 28 Spline)

Part Number: SDH-10015376

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Gear, Ring and Pinion, 4.56:1 Ratio, GM, 12-Bolt Passenger Car, Set

Part Number: MGR-G888456

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Gear, Ring and Pinion, 3.42:1 Ratio, GM, 7.5 in./7.625 in., 3 Series, Set

Part Number: MGR-G875342

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Dec 3, 2025 if ordered today

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

Part Number: MGR-G875342X

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Differential Parts Kit

Part Number: MGR-GM76BI

3.0 out of 5 stars ( 1 )

Estimated Ship Date: Dec 3, 2025 if ordered today

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Ring and Pinion-GM 8.5/8.625

Part Number: MGR-GM10-308A

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Estimated Ship Date: Dec 3, 2025 if ordered today

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Axle Shaft, Direct Fit, 1541H Alloy Steel, 28-Spline, 32.000 in. Length, Chevy, Pontiac, Each

Part Number: MGR-MG27127

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Estimated Ship Date: Dec 4, 2025 if ordered today

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Axle 8.2" & 8.5" GM REAR, '68-'81 PASSSHAFT, 30-1/8", 2.780" SMALL HUB, 28spl, 1 SIDE

Part Number: SPZ-11951

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Estimated Ship Date: Dec 1, 2025 if ordered today

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7.5" & 7.625" GM '00&UP PINION KIT, KOYO BRGS

Part Number: SPZ-60011

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Ring and Pinion, Installation Kit, GM, 7.5 in., 7.6 in., Kit

Part Number: SPZ-58015

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Estimated Ship Date: Dec 1, 2025 if ordered today

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7.5" & 7.625" GM '82-99 PINION KIT, KOYO BRGS

Part Number: SPZ-60010

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Estimated Ship Date: Dec 1, 2025 if ordered today

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8.5" GM REAR w/Aftermarket_AG-PRO,_YDG,_XHD-Std,_EATorDET BRG & SEAL KIT, KOYO BRGS

Part Number: SPZ-58050

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Estimated Ship Date: Dec 1, 2025 if ordered today

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Yukon Pinion install kit for '81 and older GM 7.5" differential

Part Number: YGA-13063

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Yukon Pinion install kit for GM 7.5" differential

Part Number: YGA-13064

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhaul, 30 Spline, GM 8.875 in., Kit

Part Number: YGA-11054

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Yukon Bearing install kit for '81 and older GM 7.5" differential

Part Number: YGA-11061

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Ring and Pinion Gear Installation Kit, Bearing Overhaul, 27 Spline, GM 7.5/7.6 in., Kit

Part Number: YGA-11062

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Yukon Bearing install kit for GM 7.75" differential

Part Number: YGA-11063

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Estimated Ship Date: Dec 15, 2025 if ordered today

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Axle 12P GM REAR, '68-'72 CHEVELE & '70 CAMARO, 30-1/8", 30spl, 2.25" OD BRG(1563), 1 SIDE

Part Number: SPZ-11948

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Estimated Ship Date: Dec 1, 2025 if ordered today

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