Headstock Bearings: Yamaha DT125 DT 125 (1974-1982) - Cup and Cone Style Honda XL125 then it's probably your coil

then it's probably your coil that's knackered

Kawasaki ZXR 750 H (ZX 750 H1-H2) (1989-1990)

If you need to change the bush's you can use your old ones

ACI603 & ACI604 or if you have an EFI Technology unit it will replace the following CDI stamped units AC2i

they're a direct replacement to the original PW50 rear shocks

Headstock Bearings: Yamaha DT125 DT 125 (1974-1982) - Cup and Cone Style Honda XL125 then it's probably your coilBrand new headstock steering bearing set to fit: Yamaha DT 125 (1974 1978). Yamaha DT 125 MX (1979 1982). This set of steering stem bearings are cup and cone style bearings. They have been manufactured to replace the original set of head stock bearings on a Yamaha DT125 for the years and models shown above. Both top and bottom headstock bearings are included. FREE UK DELIVERY! Worldwide delivery available.