RFX Race Front Sprocket Yamaha YZ250 99-22 YZF400-450 98-22 Teeth:14 this product was designed with

this product was designed with the racer in mind

and durability

Combined with our proven 3k carbon and you have the looks

CE tested and certified as impact protection

RFX Race Front Sprocket Yamaha YZ65 18>On

RFX Race Front Sprocket Yamaha YZ250 99-22 YZF400-450 98-22 Teeth:14 this product was designed withRFX Race Front Sprocket Yamaha YZ250 99 20 YZF400 450 98 20 Features RFX Front Sprockets are CNC Machined from High Tensile Steel and case hardened to 60 Rockwell to resist wear. RFX sprockets also feature lightening holes on selected models but only when durability will not be affected. CNC Machined to extremely tight tolerances Case Hardened and core refined Alloy steel that gives you the best strength and durability.