Headstock Bearings: BMW K100 K 100 (1982-1990) Aprilia RS125 This set of steering stem

This set of steering stem bearings will replace the original head race bearings on a K 75 RT for the years shown above

BMW K75 (1985-1996)

Yamaha PW 80 (1986-2009)

To replace: 4X4-14411-00 / 4X4-14412-00 / 4X4-14451-00 / 98507-06045 / 92907-06600 / 4X4-14453-00 / 90467-20023

Aprilia MX 125 (2002-2007)

Headstock Bearings: BMW K100 K 100 (1982-1990) Aprilia RS125 This set of steering stemBrand new set of headstock steering bearings to fit: BMW K 100 (1982 1990). This set of taper roller bearings is designed to replace the original set of steering stem bearings on a K100 for the years 1982, 1983, 1984, 1985, 1986, 1987, 1988, 1989 & 1990. 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. If you require different sizes please click here to see