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Revolution Gear & Axle 4.88 ratio gear package for 1999–2007 1-ton GM 14-bolt to Dana 60 swap applications. The reverse-cut, thick gear set supplies the specified 4.88 final drive for a Dana 60 conversion, intended for heavy-duty use where correct gearing is required after a swap. The package focuses on ring-and-pinion compatibility for the 14-bolt/Dana 60 configuration.
Revolution Gear & Axle 99-07 1-Ton Swap GM 14-Bolt Dana 60 Reverse Cut Thick 4.88 Ratio Gear Package
