for models 3320,3340,4320,4340,5320,5340,6320,6340 "B" series
for all open station 3321,3341,4321,4341 and some cab tractors 3321,3341,4321,4341 (check pulley size)
ITEM # | RE-64128130
Application: 3320, 3321, 3340, 3341, 4320, 4321, 4340, 4341, 6320, 6340, 5320, 5340