SuperATV 4in. Portal Gear Lift for Polaris RZR RS1

SuperATV's GDP 4 Portal Gear Lift for the Polaris RZR RS1 is Geared for All. That means you can optimize your ride to fit your style.

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 holes. When you gear down and go big, your machine will turn into a mud monster. Plus, with a 30% gear reduction you can still use it on the road and tear up trails and rocks.

Perfect for Rocks

Put 4 portals and a 30% gear reduction on your machine and get the torque you need crawl over rocks like they're not even there. You'll have the clearance to get over anything without scratching up your skid plate, and you'll have room to run bigger tires. These portals are built for boulders.

Perfect for Trails

Get 4 portals and a 15% gear reduction on your Polaris RS1 and take on the trail less traveled. You'll keep that high speed and leave your friends in the dust when hit a hill or dirt shelf. It'll bring out your UTVs true power.

Better Gears

That means they're cool and quiet even when you're hammering down the throttle on the road, and they have strength to withstand every ride.

Reinforced Housings and Ultra‑Tough Backing Plates

SuperATV housings are built with strength at the forefront - no shortcuts, no guesswork. Choose cast or billet aluminum and you're still getting a rugged, trail‑proven setup that riders trust to hold up when it counts.

• SuperATV housings are reinforced for gear retention and optimized for oil flow
• Advanced steel alloy backing plates are stronger than chromoly
• Ultra-strong integrated rear hub backing plates - no more failure-prone aluminum hubs

Advanced Gaskets and Seals

Whether you go with cast or billet, both housings use:

• Advanced gaskets with excellent oil resistance and a lower deterioration rate than Kevlar gaskets
• A sealed input gear and double-lipped output seal
• 100% sealing coverage throughout so you can forget about oil leaks

4in. Portal Gear Lift Fitment

2018-2021

• Polaris RZR RS1