Rear Brake Master Cylinder For Polaris Sportsman ATV 2005-2006 (800, 700, 600, 500, 450, 400, 335)

If your Polaris Sportsman’s rear brakes are feeling spongy or just not grabbing like they used to, this master cylinder is exactly what you need.

It’s a direct fit for a ton of models – we're talking Sportsman 335, 400, 450, 500, 600, 700, and 800 from 2005 and 2006.

Comes in sturdy aluminum, so it’s built to handle the rough stuff.

The manufacturer part numbers cross-reference with 1910791 and 1910311, so compatibility is spot-on.

Plus, it comes with a 3-month warranty for peace of mind.

No core return nonsense, just bolt it on and get back to riding.

Whether you're tearing up trails or just doing routine maintenance, this cylinder will get your braking power back to where it should be.

It’s an unbranded option, but don’t let that fool you – it meets OEM specs and is ready to work.

Easy install, solid performance, and way cheaper than dealership prices.