This is a genuine Dana 80 3:54 gearset. This kit includes 42682 pinion, 42680 ring gear, 701088-1X ring gear bolts, 707064X outer pinion bearing and race, 707065X inner pinion bearing and race, 703021 pinion seal and slinger, and 702004 master shim kit. This kit shows to fit 2001 1/2-2003 Dodge trucks with the Dana 80 [...]

This is a genuine Dana ring and pinion kit in a 4:10 ratio that fits Ford with a Dana 80 rear axle. This kit includes a 50550 pinion, 50551 ring gear, 701088-1X ring gear bolt kit, 707447X inner pinion bearing and race, 707064X outer pinion bearing and race, 703008 pinion seal and slinger kit, and [...]

This is a genuine Dana ring and pinion kit in a 4:30 ratio that fits Ford with a Dana 80 rear axle. This kit includes a 50554 pinion, 50555 ring gear, 701088-1X ring gear bolt kit, 707447X inner pinion bearing and race, 707064X outer pinion bearing and race, 703008 pinion seal and slinger kit, and [...]

This is a genuine Dana/Spicer ring and pinion in a 4:10 ratio for the S110 rear differential found in some medium duty trucks. The S110 is a drop out style 3rd member. This is the latest style ring gear (note uneven spacing of ring gear bolts). This kit includes a set of ring gear bolts [...]

This is a genuine Dana/Spicer ring and pinion in a 4:88 ratio for the S110 rear differential found in some medium duty trucks. The S110 is a drop out style 3rd member. The original part number for this gearset was 511837.

This is a genuine Dana/Spicer ring and pinion in a 4:78 ratio for the S135 or S150 rear differential found in some medium duty trucks. These are a drop out style 3rd member rear end.