Headstock Bearings: Kawasaki ZX-12R (ZX1200) (2000-2001) Kawasaki KC100 By upgrading your coil you'll

By upgrading your coil you'll also get a better spark on original coils that don't have spark issues

To replace OEM: 21121-1220 / 21121-1221

KTM EXC 380 (1998-2002)

All sizes shown in mm

Yamaha XT 660 R (2004-2011) and (2014)

Headstock Bearings: Kawasaki ZX-12R (ZX1200) (2000-2001) Kawasaki KC100 By upgrading your coil you'llBrand new set of headstock steering bearings to fit: Kawasaki ZX 12R Ninja (ZX1200 A) (2000 2001). This set of head stock bearings are taper roller style and have been manufactured to replace the original set of steering bearings on a Kawasaki ZX 12R for the years and models shown above. Top sized: 25mm x 47mm x 15mm. Bottom sized: 35mm x 55mm x 15mm. All sizes set out ID x OD x Thickness. If you require different sizes please click here to see our