Headstock Bearings: BMW HP4 HP 4 (2011-2014) Aprilia MX125 20N-82310-40 or 4BC-82310-00

20N-82310-40 or 4BC-82310-00

This replacement set of steering stem bearings is manufactured to replace the originals on a K 75 for the years shown above

BMW R75/7 (1976-1979)

This ignition coil has been manufactured to replace the original coil on an Aprilia RX125 for the years and models shown above

This set of head stock bearings are taper roller style and have been manufactured to replace the original steering bearings on a GSXR1000 / GSX-R1000 for the above years

Headstock Bearings: BMW HP4 HP 4 (2011-2014) Aprilia MX125 20N-82310-40 or 4BC-82310-00Brand new set of headstock taper roller bearings to fit: BMW HP 4 (2011 2014). BMW HP 4 Carbon (2011 2014). This set of steering stem bearings is designed to replace 31427718392 on the above HP4 years and models. Top and bottom headstock bearings (without seals) are included. Please see our other listings for sealed versions. Top bearing: 30mm x 55mm x 17mm. Bottom bearing: 30mm x 55mm x 17mm. Sizes are ID x OD x Depth. If you require different sizes