DANA M300 4.88 Ring & Pinion , 2017 + F350 DRW & F450. Yukon Gear & Axle high-performance ring and pinion gear sets are the benchmark of quality in the automotive gear industry. Yukon engineers use state-of-the art design, advanced heat-treating techniques, and leading-edge quality testing processes to ensure the structure and surface finish meet exacting specifications and quality standards. Yukon offers its Y.E.S. Plan, a lifetime, comprehensive, no-questions-asked protection plan covering your gear set for as long as you own your vehicle. Whether youve added tons of horsepower under the hood, upgraded to bigger tires, are just want to optimize the traction performance of your ride, Yukon offers the widest selection of gear ratios on the market to accommodate every need.

Features:
For DANA M300 4.88 ratio For 2017+ F350 DRW & F450 37 spline The F350 has 37 Spl axles, the F450 has 41spl axles. No 3 series case available for the F450.

Details:
AAP Selling Package Quantity UOM: EA Aap uda 12: EA Aap uda 22: 1 Gear Ratio: 4.88 Mounting Hardware Included: No Nested Gear Family: Yes Fits 4.10 & Up Carrier.

Fitment Notes:
Dana 300mm Rear Ring and Pinion Set 4.88 Ratio 32 Spline Pinion 2.125 inch. Diameter Pinion Bearing Journal Fits 4 Series 4.10 & Up Carrier