Revolution Gear & Axle 4.56 ratio gear package for 1989–1998 1-ton GM 14-bolt to Dana 60 swap applications. This reverse-cut, thick ring-and-pinion set provides the 4.56 final drive intended for Dana 60 conversions, helping achieve correct driveline gearing after a swap or rebuild. The package targets the 14-bolt/Dana 60 swap configuration with compatible components.
Revolution Gear & Axle 89-98 1-Ton Swap GM 14-Bolt Dana 60 Reverse Cut Thick 4.56 Ratio Gear Package