Headstock Bearings & Seals: BMW HP4 HP 4 (2011-2014) Kawasaki Ninja 250 This set of steering stem

This set of steering stem bearings is designed to replace the original set on a BMW R65 LS for the years shown above

It is a direct replacement for the Yamaha original part with OEM 4BE-82310-01 or 3KJ-82310-10

so you'll no longer need to use a resistor in the system and in turn will get a better spark

So if you're having spark issues with your WR500Z then it's a no brainer to get a new improved coil on there

Honda NSR 250 R (1986-1996)

Headstock Bearings & Seals: BMW HP4 HP 4 (2011-2014) Kawasaki Ninja 250 This set of steering stemBrand new set of headstock steering bearings with seals to fit: BMW HP 4 (2011 2014). BMW HP 4 Carbon (2011 2014). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on an HP4 for the years and models shown above. Top and bottom headstock bearings with seals are included. We also stock without seals, please see our other listings for these. Both sized ID30 x OD55 x WTH17.