PONTIAC GTO Differential & Rear-End Components

Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.31 REAR R&P GEAR/ INSTALL KIT PACKAGE with 30spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12611

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Estimated Ship Date: Oct 14, 2025 if ordered today

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Ring and Pinion Gears and Differential Combo, GM 8.5 in., 3.73:1, 30-spline Pinion, 28-spline Axle, Rear, Buick, Chevy, Oldsmobile, Pontiac, Kit

Part Number: YGA-12628

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Ring and Pinion Gears and Installation Kit, 12P 8.875" GM 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE with 30spl POSI & AK 1563 AXLE BRGS (2.25" OD)

Part Number: YGA-12613

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" OLDSMOBILE GM 3.42 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI

Part Number: YGA-12593

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 8.5" OLDSMOBILE GM 3.90 REAR R&P GEAR/ INSTALL KIT PACKAGE with 28spl POSI

Part Number: YGA-12592

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Estimated Ship Date: Oct 13, 2025 if ordered today

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Ring and Pinion Gears and Installation Kit, 12P 8.875" GM THIN 3.73 REAR R&P GEAR/ INSTALL KIT PACKAGE; 30spl POSI & AK 1563 AXLE BRGS 2.25" OD

Part Number: YGA-12614

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Estimated Ship Date: Oct 13, 2025 if ordered today

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