Get Ultimate Power and PerformanceWhen you’re exploring the toughest trails and the most dangerous terrain, you need parts that can give you an edge. That’s where SuperATV’s 6” GDP Portal Gear Lift comes in. Install it on your Polaris Xpedition to get industry-leading power and performance. With a 6” lift paired with a 30% or 45% gear reduction, you get room for massive 34” tires and torque to push through any obstacle. Gives you a 6” lift and a gear reduction in one package Choose a 30% or 45% gear reduction Maintains OEM suspension angles Do Almost Anything with 30% and 45% Gear ReductionsOur 6” portals give your Xpedition room to run up to 34” tires. But big tires and tons of overlanding cargo slow you down. That’s where the gear reductions come in. They’re built into the portal hubs and give you a huge boost in torque. All that power means you can turn monster tires, carry heavy gear, and roll over the toughest obstacles with ease.GDP Portals Save Your DrivetrainYou're not just getting better power and performance when you put GDP Portals on your Polaris Xpedition. You’re getting the only lift that protects your suspension and your drivetrain. It maintains factory suspension angles, and it reduces wear and tear on your drivetrain thanks to the gear reduction in the hub.Strength and ReliabilityNothing's more important than reliability for an overlanding adventure vehicle like the Polaris Xpedition. That’s why we made the toughest portals possible. They’re built to get used and abused for miles without breaking down. Our cast and 6061 billet aluminum housings will plow through any obstacle. They come paired with our advanced steel backing plates that provide the best strength in the industry. If you want a lift you can count on, you want GDP. Our housings are reinforced for gear retention and optimized for oil flow Advanced steel alloy backing plates are stronger than chromoly Enhance with Portal Blood—gear oil formulated for GDP Portals There are no gimmicks and no vents because vents do more harm than good—we know because we tested them Advanced Gaskets, Seals, and BearingsOur portals use: Advanced gaskets and O-rings with excellent oil resistance and low deterioration rates A sealed input gear and double-lipped output seal 100% sealing coverage throughout so you can forget about oil leaks Double-angular contact output bearings to prevent premature wear Roller idler and drive bearings to maintain perfect gear meshing GDP—The Most Trusted Name in PortalsMore people ride on GDP portals than any other portal system. Why? We’ve got the quality, talent, and experience to make them better than anyone else. Our portals run the smoothest, last the longest, and come backed by the best customer service. If you want a portal gear kit for life, you want GDP.6" Portal Gear Lift Includes (4) Assembled portal hub boxes complete w/ 9310 gears, seals, output shaft, gaskets, and thrust bearings (4) Universal hubs and precision-ground stainless steel slotted rotors w/ lugs (4) Specialized steel alloy backing plates (4) Steel caliper mounting plates with spacers (2) Steel steering arms Extended brake lines with parking brake All required hardware including recessed castle nut socket Max Tire Sizes for 6” Portal Gear Lift Max Tire Size Required Suspension Setup with GDP Portals 34" Stock If you need help figuring out which gear reduction is right for you, check out our portal gear reduction calculator. Max tire sizes are measured at full compression and full turn. The given tires sizes are the largest we fit without rubbing. With minor trimming or a small amount of rub, larger tire sizes can be used.