Here is a very helpful item for your AT125. This is a complete engine oil seal kit for the now vintage Yamaha AT1 AT2 AT3 Yamaha 125cc model. This bike from what I know was build in 1969, 1970, 1971, 1972 and 1973. This kit consists of 7 individual seals. Essential item for riding, restoring or racing this great Japanese classics. Top quality aftermarket item. We only sell the best  This seal kit covers all of the important seals on your bike..shift shaft, clutch pushrod seal, clutch actuator seal, counter shaft, kickstart shaft etc.