what can you tell me ...931 | Heavy Equipment ForumsБидэнтэй холбоо барина уу +
· The service manual has references to the D-3 as well as the 931 in almost all areas. Some parts are no longer available from as they are discontinued. Example is the pinion gear in the final drive. The original changes up to a different gear and the newer geaar is not compatible with the bull gear.