headstock bearings yamaha wr500 wr 500 1992 1993 Aprilia MX125 This set of steering stem

This set of steering stem bearings is designed to replace 31427718392 on the above HP4 years and models

1990 & 1991

Triumph Trophy 1215 SE (2013-2014)

Top bearing: 30mm x 55mm x 17mm

Brand new racing / high performance ignition coil to fit:

headstock bearings yamaha wr500 wr 500 1992 1993 Aprilia MX125 This set of steering stemBrand new set of headstock taper roller bearings to fit: Yamaha WR 500 (1992 1993). This set of steering bearings will replace the 1992 & 1993 head stock bearings on a Yamaha WR500 for the years and models shown above. Top and bottom headstock bearings are included. Top bearing: 28mm x 52mm x 16mm. Bottom bearing: 28mm x 52mm x 16mm. Sizes are ID x OD x Depth.