The Pro Armor Slam Latch is designed to work as a retrofit kit with all existing Pro Armor RZR & RZR-S doors. It bolts in between the a-pillar and the actual door, installs in minutes. Comes with an automotive grade slam latch and all necessary hardware, including longer bolts for the a-pillar.
Will only work on the front doors of the RZR 4 seat models, for the rear doors use part #136777.