A shift up or shift down timing between the odd numbered speed level and the even numbered speed level relative to variation of the actual speed of the axle is changed according to detection of {TAIL ~ a tilt angle} of {HEAD ~ the vehicle} or a weight of the vehicle 
A shift up or shift down timing between the odd numbered speed level and the even numbered speed level relative to variation of the actual speed of the axle is changed according to detection of { TAIL ~ a tilt angle } of { HEAD ~ the vehicle } or a weight of the vehicle
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH