This chain slider is for custom application use only (does not work with stock YFZ 450 chain alignment, This Slider is used in motor swap or swingarm swap applications (carb model Yamaha YFZ 450 swingarm) where the chain alignment is 8mm inset on the swingarm. Our slider is made from Nylon MD and is very durable, which provides a long wear life.
We also offer sprocket spacers to match this alignment.
You will receive one chain slider with purchase, call or email for any fitment questions.