Fitment: (2014-2017) Polaris RZR XP 1000, (2016-2017) RZR 1000 S, (2015-2017) RZR 900 S, (2015-2017) RZR 900 XC. The DragonFire Team decided to fill the void, instead of re-invent the wheel, with the development of the Door Panel & Slammer Kit. Keeping the ride in mind, DragonFires included Slammer Kit upgrades the hardware on the O.E. doors to minimize annoying rattles allowing you to focus on the great outdoors, while the Panel Kit completes the look and feel of your RZR. Features: Door Slammer Kit included to optimize OEM door function, Constructed of aircraft grade aluminum, Built-in gusset supports, Designed to match OEM body lines, Bump stops included to add rigidity when doors are closed, Less expensive than OEM lower half door kit, Made in USA.