cankshaft bearing set Naraku FKM Heavy Duty for Kymco, SYM vertical (GR1)

Heavy Duty -HD- crankshaft bearing set from NARAKU that comes with one metal cage crankshaft bearing left and one right incl. FKM Premium crankshaft seal rings.

The origin of the bearings provides information about the load capacity: only the highest quality Japanese bearings with C3 bearing clearance from one of the leading Japanese bearing manufacturers NTN or KOYO are used. Thus, the basis for all loads is given, whether in normal operation or in racing use.

Please note! When changing the crankshaft always use new bearings and seals!!

FPM, FKM, Viton®:
Behind the abbreviations or names mentioned is the identical basic material - fluororubber. FKM is the abbreviation for fluoroelastomers according to the American ASTM standard. Viton®, on the other hand, is a trademark of the company DuPont Performance Elastomers.

In our range, all fluoro rubber items are designated with the abbreviation FKM.