PERFORMANCE CHAIN GUIDE REPL BLOCK KTM SX/SXF/EXC S3-HeadingFull-Driveline > Chain > Heavy Duty Chain Top Outside Diameter: 133mm

Top Outside Diameter: 133mm

and one of the most fragile parts of your bike

YZ250F 05-08 X'Ring 1590

Thermo foamed 3D air channels for maximum ventilation

PERFORMANCE CHAIN GUIDE REPL BLOCK KTM SX/SXF/EXC S3-HeadingFull-Driveline > Chain > Heavy Duty Chain Top Outside Diameter: 133mmPolisport Performance Chain Guide is the perfect upgrade of the OEM stock part. Produced in TPU (Thermoplastic polyurethane) to guarantee better resistance to abrasion and impacts. Our chain guides are produced to be durable and to perfectly fit your dirt bike. This is a replacement wear pad, to suit the Polisport Performance Chain Guide only.