Headstock Bearings: KTM Duke 620 (1994-1997) Kawasaki ZRX1200 Yamaha FZR 250 (1986-1988)

Yamaha FZR 250 (1986-1988)

The models are B & C

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

To replace Vesrah: VB228

If you're having spark issues with your YFM 400 then it's no brainer to get an upgraded coil on the bike to improve your spark

Headstock Bearings: KTM Duke 620 (1994-1997) Kawasaki ZRX1200 Yamaha FZR 250 (1986-1988)Brand new set of headstock steering bearings to fit: KTM Duke 620 LC4 (1994 1996). KTM Duke E 620 LC4 (1997). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a KTM Duke 620 for the years and models shown above. Top sized: 29mm x 50. 25mm x 15mm. Bottom sized: 29mm x 50. 25mm x 15mm. All sizes set out ID x OD x Thickness. If you require different sizes please click