All Balls Rear Brake Master Cylinder Rebuild Kit For KTM 85 SX (2004-2023)

If the rear brake on your KTM 85 SX is feeling mushy or leaking, it might be time to rebuild the master cylinder.

This All Balls kit has everything you need.

It fits the KTM 85 SX from 2004 all the way to 2023.

The part number is 8WKAI88LUJ.

It includes all the seals, o-rings, and small parts to refresh your rear master cylinder.

It's a rear brake kit, specifically.

Just a heads-up, it has the California Prop 65 warning, but that's standard for brake parts.

All Balls is a solid brand for rebuild kits.

If you're doing maintenance, this kit will get your rear brake working like new again.

Cheap fix, big improvement in safety.