10.2439 – Pro-X Crankshaft Assembly for Yamaha YFZ 450R
Pro-X crankshaft assemblies come as complete and ready to install. The cranks are all engineered, assembled and precision trued after OEM specifications.
The high quality crankshaft comes with a forged connecting rod, quality bearings and precision machined crank webs will meet of exceed the OEM crank in performance and durability.
All Pro-X crankshaft assembles are completely rebuildable with genuine Pro-X connecting rod kits.
