Photo of SuperATV Polaris RZR RS1 4" Portal Gear Lift by SuperATV - Premium for UTVs / Side by Sides

Overview

The SuperATV Polaris RZR RS1 4" Portal Gear Lift is a premium off-road upgrade designed for optimum performance and utility. Whether you’re tackling rugged trails, flinging mud in deep bounty holes, or crawling over rocky terrain, this portal gear lift is built for superior durability and control.

Key Features of SuperATV Polaris RZR RS1 4" Portal Gear Lift

Custom Gear Reductions
- Available with 15% or 30% gear reductions to optimize your ride for various terrains.
High-Strength Components
- Precision ground gears made from 9310 billet steel alloy ensure cool and quiet operation even under heavy loads.
Robust Housing Options
- Choose between cast aluminum or USA-made 6061 billet aluminum housings for enhanced durability.
Complete Installation Kit
- Comes with all necessary hardware, backing plates, and brake lines for a straightforward installation.

Why Choose SuperATV Polaris RZR RS1 4" Portal Gear Lift?

The SuperATV Polaris RZR RS1 4" Portal Gear Lift is an essential upgrade for riders seeking to enhance their off-road experience. Built with high-quality materials and engineered for exceptional torque and performance, this gear lift ensures durability and comfort on any terrain.

Frequently Asked Questions (FAQs)

Will this fit my machine? See below for fitment.
Is installation difficult? No, installation is quick and easy with basic tools.
How does this compare to similar products? This portal gear lift stands out due to its customizable gear reduction options and robust construction.

What Customers Are Saying

⭐ ⭐ ⭐ ⭐ ⭐ "The build quality is excellent. It performs well, and I’ve had no issues so far." - Mark R.

⭐ ⭐ ⭐ ⭐ ⭐ "Straightforward install. Feels solid, but I’ll have to test it out longer to know for sure." - Lisa J.

⭐ ⭐ ⭐ ⭐ ⭐ "Good upgrade. Does what it should, and I’d recommend it to others." - Tom S.

Optimize Your Experience with Accessories

Pair the SuperATV Polaris RZR RS1 4" Portal Gear Lift with other premium accessories for enhanced performance. Browse our collection of compatible UTV accessories to complete your setup.

Get Yours Today

Upgrade your off-road experience with the SuperATV Polaris RZR RS1 4" Portal Gear Lift. Designed for durability and performance, this is the perfect addition for any serious rider.

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Description

Gen 3 Portals are Geared for All
SuperATV's GDP 4" Portal Gear Lift for the Polaris RZR RS1 is Geared for All. What do we mean by that? Our 4" portal lift is available with 15% or 30% gear reductions and cast or billet housings. 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 UTV's true power.

Learn more about how tire size and gear reduction can unleash your machine's potential.

Better Gears
Our gears are precision ground and made with 9310 billet steel alloy for high strength and high speed. 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.

Stronger Housings by Design
We make our housings stronger by design. We know what makes a portal box break and what doesn't. Whether you choose cast aluminum housings or USA-made 6061 billet aluminum housings with a gorgeous finish you can only get with CNC machining, you know you're getting the strongest boxes in the businessthey're built with experience. And they're built with confidence.

Our housings are reinforced in all the right places
They're built with better oil flow and gearing forces in mind
There are no gimmicks and no vents because vents do more harm than goodwe know because we tested them

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

Top-Rated Customer Service
Still need a little help getting exactly what you need? We've got a dedicated team just for portal support. Give us a call so we can get the perfect set of portals in your hands today.

Polaris RZR RS1 Portal Gear Reduction Recommendations
Tire Size	Required Suspension Setup with 4" Portals	Recommended 4" Portal Gear Reduction
Up to 34"	Stock	15%
Gear reductions listed are general guidelines to maintain factory top speed. Installing a larger than recommended gear reduction will result in extra torque and lower top speed. Give us a call for more information.

Patent # 11,299,042

WARNING: This product can impact machine operation. Customer and/or user is responsible for ensuring that this product is compatible with their machine as currently configured, properly installed, and understands any impact this product has or might have on the machine's operation.

California Proposition 65 Warning
WARNING: This product may contain a chemical known to the State of California to cause cancer or birth defects or other reproductive harm.

Features

Available with billet or cast aluminum housing
Cool, quiet, precision ground gears made from 9310 alloy billet steel
Increases width by 4 in. per side (8 in. total)
1.5 in. diameter 4340 hardened steel drive shaft
No leak bearings and seals
Universal hub fits all major bolt patterns
Comes complete with all hardware, backing plates, brakes lines and instructions

Fitment

Polaris RZR RS1 : 2018-2021

Wheel Requirements:

14" or larger wheel required
14" & 15" wheels cannot exceed 4-1/2" backspacing
16" and larger wheels cannot exceed 5" backspacing
If using the factory 14" wheels, you must run 2" wheel spacers
Wheels need to have a center hole of at least 3.25" (82.55mm) or require a 1" wheel spacer
Not compatible with dual beadlock wheels

SuperATV

SuperATV Polaris RZR RS1 4" Portal Gear Lift

SKU PGH-1-33-156-B

From $2,941.95

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Billet

Billet
Cast

15%

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No, I already have a frame stiffener.
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