front diff
warlord385: You have to build it from parts. Look at your instruction manual, not the ProSpec addenum. Page 3 has the listing. You will need the gears (washers and o-rings cone with this), outdrive shafts T0202, gasket, (4) 2.6x16 screws, a pin set and diff grease of your choice. Bearings and housings are already in the kit.