Dirtbike Australia TM Designworks Rear Chain Guide Yamaha B SX Black 07-> Current YZF/YZFX/WRF 250/450 4-Stroke, 08-> Current YZ/YZX 125/250 2-S

Factory Edition SX series chain guides are designed for Motocross and Supercross.
Ultra compact & slim solid body guide with a non-replaceable wear pad.
Lightweight design is 60 grams lighter than the stock guide.
Our exclusive return memory formula plastic absorbs impacts and reduces chain drag.
Updated upper wear pad protects each side of sprocket for maximum deflection of rocks and dirt in guide.
The bottom wear pad is longer than stock, so chains jumping the sprocket are virtually eliminated.
At last a modern "WORKS" rear chain guide that privateers can afford. 
Used and tested by the SX Lites Factory teams; 5150 Energy, Geico, and Yamaha Support riders.
Utility Patent # 9469779 in USA and EU Patent # ECD2583716-0001
6 month prorated warranty (USA only). 
The Factory Edition SX guide is for SX & Motocross Track riding only.

Yamaha  B  :  

(07-22)  YZF 450,    

(07-23)  YZF 250,  

(07-23)  YZFX / WRF 450,  

(07-24)  YZFX / WRF 250.  

(08->C) YZ / YZX  125/250 2-Stroke.