2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 318Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 318

TRANSMISSION 11Remove all the transmission cover boltsUsing suitable pry bars, remove the cover using the designated pry
tensioner cam (N)If fully extended, chain is worn beyond service limit and should be replaced along with the chain tensioner
shoe 14Remove the differential gear (R) and chain by gently prying underneath or tapping the differential gear from the opposite
side until it tips toward the output gear (S)The differential gear is connected to the shift fork and must slide backwards