RFX Race Front Sprocket Yamaha YZ250 99-22 YZF400-450 98-22 Moto 9.5 The medial pivot arm’s higher

The medial pivot arm’s higher placement reduces material volume in the lower part of the boot

HYDRATION SYSTEM SPARE BLADDERS 3L CLEAN TECH

Our biodegradable formula removes dirt

Electronically controlled

Tested by top UK race teams

RFX Race Front Sprocket Yamaha YZ250 99-22 YZF400-450 98-22 Moto 9.5 The medial pivot arm’s higherRFX 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.