Get a Lift and Gear Reduction in one box with our 4 Inch Portal Gear Lift. This is the Gen 3 Portal design and its ready to rip on any type of terrain! Gain major clearance and run larger tires and still have the torque you need to turn them. The Lift and Gear reduction are in the hub which means they maintain suspension geometry and reduce drive-train stress. You can customize these a bit by choosing 15% or 30% gear reduction and selecting a cast or billet aluminum housing. What is Dual Idler? Super ATV has made this dual idler portals unlike any other. Adding a second idler gear in the portal box, allows the load to get spread over twice as much surface area for more reliable torque transfer and the strongest gear set you can get. Two idler gears don't do a thing if they're not paired perfectly. Precision CNC grinding ensures these do. Made from the industry's toughest 9310 steel alloy. 30% Gear Reduction The 30% is perfect for Mud & Rocks. You will get clearance for huge tires and massive boost for torque. You will be able to turn monster tires like they're stock and take your UTV through the thickest mud holes and crawl over rocks and boulders like they're nothing! These portals are built for rock crawling and mud and will have grinning from ear to ear! These are built to perform! 15% Gear Reduction The 15% is perfect for Dunes & Trails! Adding this 4 Inch Portal with the 15% gear reduction will make you fly up dunes like they are flat ground. This set up works perfect for trails less traveled as well. Creek crossings and hills won't know what hit them when you roll up! Better Gears These gears are precision ground and made with 9310 billet steel alloy for high strength and high speed. This means they're cool and quiet even when you're hammering down the throttle on the road, and they are built to withstand every ride! Billet Housing You have the choice of Billet or Cast Aluminum housings to finish your portals. Our billet housings are CNC machined right in the USA! and give you increased strength and consistency over cast. Not to mention they look dang good!! Wheel Requirements: *14 Inch or larger wheel required *Wheels cannot exceed 5 inch backspacing *If using factory 14 Inch wheels, you must run 1 inch wheel spacers * Not compatible with dual bead-lock wheels * Wheels need to have a center hole of at least 3.25 inch (82.55mm) or require a 1 inch wheel spacer. - Our Super ATV Gen 3 4 inch Portal Gear Lift generally ships out within 1-2 business day! - Fits: Yamaha Viking : 2014+ / Yamaha Viking EPS : 2014+ / Yamaha Viking EPS Ranch Edition : 2018+ / Yamaha Viking EPS SE : 2015+ / Yamaha Viking VI : 2015+ / Yamaha Viking VI EPS : 2015+ / Yamaha Viking VI EPS Ranch Edition : 2016+ / Yamaha Viking VI EPS SE : 2015-2016 - 15% or 30% Gear Reduction - 9310 alloy billet steel precision ground gears are cool and quiet - Available in billet or cast aluminum - No Leak Bearings and Seals - Universal Hub Fist all Major Bolt Patterns - 1.5 inch diameter 4340 hardened steel drive shaft - Designed for all terrains or riding styles - Limited Lifetime Warranty
Tire Size
Required Suspension Setup with 4 inch Portals
23 Inch
Stock
24 Inch
2 Inch Lift Kit
29 Inch
1.5 Inch Forward Offset A-Arms
30 Inch
2 Inch Lift Kit & 1.5 Inch Forward Offset A-Arms
34 Inch
4 Inch Lift Kit
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