High performance Yukon Ring & Pinion gear set for GM 8.0" in a 3.42 ratio (Blazer and Envoy, only). Yukon exclusively uses 8620 steel in all their Ring & Pinion sets for high
High performance Yukon Ring & Pinion gear set for GM 8.0" in a 4.11 ratio (Blazer and Envoy, only). Yukon exclusively uses 8620 steel in all their Ring & Pinion sets for high
High performance Yukon Ring & Pinion gear set for GM 8.0" in a 3.73 ratio (Blazer and Envoy, only). Yukon exclusively uses 8620 steel in all their Ring & Pinion sets for high