{TAIL ~ The chamber B} contains therein a reduction gear means 9 comprising {HEAD ~ the wheel axle} 5, an input shaft 7 on the forward side of the wheel axle 5 and a gear train 8 interconnecting therebetween, and is charged with oil 
{ TAIL ~ The chamber B } contains therein a reduction gear means 9 comprising { HEAD ~ the wheel axle } 5 , an input shaft 7 on the forward side of the wheel axle 5 and a gear train 8 interconnecting therebetween , and is charged with oil
TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD 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