Rear Foot Brake Master Cylinder For Polaris Sportsman 400 450 500 570 800 ETX – CMB 1911688

Need to get that rear brake working again?

This CMB master cylinder is a direct bolt-on for your Polaris Sportsman.

Fits a ton of models including 400, 450, 500, 570, 800, and ETX.

It’s brand new, complete with reservoir, cap, and pushrod—everything you need.

OE numbers 1911688 and 1912301, so you know it’s the right one.

Made for ATVs, this rear foot brake assembly is plug-and-play.

Check your fitment, slap it on, and get back to the trails with confidence.