This listing is for a clean Dana 60 high pinion 3.73 ratio ring and pinion. They ware removed in perfect working condition and were replaced with a limited slip and 4.10 gears for improved off-road performance. These parts will fit any high pinion Dana 60 axle. The 3.73 ratio will offer more fuel savings than most ratios included from the factory in most Dana 60 axles. Theycan also make great inexpensive repair parts for worn-out gears a reliable spare set for the heavy off-roader. Don't miss out on genuine Dana Spicer quality at this low price. Thanks for looking!