Revolution Gear & Axle gear package for 2009–2013 Chevrolet 1500 models using GM 8.6in and GM 8.25in axles, supplied in a 4.88 final-drive ratio. It provides a precise gear change option for differential rebuilds or final-drive swaps on compatible GM axles, allowing owners and technicians to match the correct ring-and-pinion gearing when moving to a 4.88 ratio.
Revolution Gear & Axle 09-13 Chevrolet 1500 GM8.6in-GM8.25in IFS 4.88 Ratio Gear Package