Headstock Bearings and Seals: KTM EXC500 EXC 500 (2013-2014) Yamaha YFM400 33410-48E00 or 33420-38A11

33410-48E00 or 33420-38A11

It replaces 21121-1027 / 21121-1028

If you're having spark issues with your YQ 100 then it's a no brainer to get a new coil on the bike

Yamaha FZS 1000 Fazer S (2003-2005)

Headstock Bearings and Seals: KTM EXC500 EXC 500 (2013-2014) Yamaha YFM400 33410-48E00 or 33420-38A11Brand new set of headstock steering bearings and seals to fit: KTM EXC 500 (2013 2014). KTM EXC 500 Six Days (2014). 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 EXC500 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. The seals are not included in the