Crankshaft YAMAHA YZ250 99-00 Prox

Engine tree complete with biella and roller cage piston Prox Racing Parts

Engine shaft ready to install on the engine

• Elbow trees are produced with precision against OEM specifications
• The elbow shafts meet or exceed the original biella and engine shaft in terms of performance and durability
• Including our well-known Japanese ProX auction containing high-quality Japanese high-end bearings
• Including a high-end bearing where applicable
• Our engine shafts are completely rebuildable with ProX or OEM parts

All ProX Racing Parts engine axled groups come at an attractive price and offer the best value for money! The engine shaft bearing and seal ingesare kits are available separately.

The true definition of Racing Assembly contains a balanced engine shaft with ProX biella.