SuperATV Polaris RZR XP 900 4" Portal Gear Lift ADV/Dualsport A sealed input gear and

A sealed input gear and double-lipped output seal

But if you want to take your side-by-side to the extreme

but they leave something to be desired when the weather turns south

Ski-Doo Formula MX XTC 1991

These doors can take hits from rocks

SuperATV Polaris RZR XP 900 4" Portal Gear Lift ADV/Dualsport A sealed input gear andGen 3 Portals are Geared for All SuperATV's GDP 4" Portal Gear Lift for the Polaris RZR XP 900 is Geared for All. What do we mean by that? Our 4" portal lift is available with 15% or 30% gear reductions. You can get exactly what you want for your riding style and preferred riding environment. Perfect for Mud Get a 30% gear reduction and start flingin' mud. With a massive boost to torque, you can turn bigger tires that chew through the thickest bounty