1970 PONTIAC FIREBIRD Dorman Parts and Accessories

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

Part Number: RNB-697-812

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Gear, Ring and Pinion, 3.90:1 Ratio, GM 8.875 in. (12-Bolt), Set

Part Number: RNB-697-139

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Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.2 in., Set

Part Number: RNB-697-807

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Gear, Ring and Pinion, 3.23:1 Ratio, GM 8.5 in., Set

Part Number: RNB-697-810

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Gear, Ring and Pinion, 3.73:1 Ratio, GM 8.875 in. (12-Bolt), Set

Part Number: RNB-697-138

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Gear, Ring and Pinion, 4.56:1 Ratio, GM 8.875 in. (12-Bolt), Set

Part Number: RNB-697-142

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Axle, Rear, 30-Spline, 30.063 in. Length, Chevy, Pontiac, 8.75 in. Axle, Each

Part Number: RNB-630-138

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Gear, Ring and Pinion, 3.55:1 Ratio, GM 8.25 in., Set

Part Number: RNB-697-802

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Estimated Ship Date: Mar 30, 2026 if ordered today

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