USA Standard Gear ring and pinion sets are designed to exceed OEM specification. All sets receive rigorous in-house quality evaluation to ensure products pass dimensional, material, and fitment testing.
USA Standard Ring & Pinion Gear Set For GM 12 Bolt Truck in a 4.56 Ratio
12T GM 4.56 R&P ** USA STANDARD GEAR **
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Differential Ring and Pinion
Ring & Pinion Set
ZG GM12T-456