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.
,**,12T,3.73,DIFFR&PGM12373T,fits_2.76_to_3.42_CSE,GEAR,GM,GM12-373+,GM12T-373T-MG,R&P,STANDARD,THICK,ZG,
USA Standard Ring & Pinion Gear Set For GM 12 Bolt Truck in a 3.73 Ratio
12T GM 3.73 THICK R&P (fits_2.76_to_3.42_CSE) ** USA STANDARD GEAR **
Differential Ring and Pinion
Ring & Pinion Set
ZG GM12T-373T