2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 325Get this manual

2012 Sportsman 400/500 and EFI Tractor Service Manual 9923412, Page 325

TRANSMISSION Transmission Assembly 1Assemble the reverse shaft assembly and input shaft assembly if previously disassembled
of pitches in minimum of three places on the chainReplace the chain if the measurement is longer than the service limit =
In mmSilent Chain Service Limit (8 pitch): 3.090" (7.849 cm) 4The shift drum, reverse shaft, input shaft, shift fork rail
and output gear assembly must be installed at the same time to properly align all componentsInput Shaft Shift Fork Rail Reverse