SuperATV Yamaha Wolverine RMAX 1000 4" Portal Gear Lift

SKU: PGH-2-120-151

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$2,649.95
$2,649.95
$2,941.95

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Free ground shipping on all orders over $99
Year: 2025+
Do you need a frame stiffener?: No, I already have a frame stiffener.
Portal Setup: Cast Housing, 15% Gear Reduction, Single Idler

The Best Power and Performance

A Yamaha Wolverine RMAX 1000 4" Portal Gear Lift from SuperATV gives you more ground clearance and torque—the perfect combo. The lift gives you room for big tires, and the gear reduction gives you the torque to turn them like stock. You also have the option to add a dual idler, which improves strength even more.

What Is a Dual Idler®?

By placing a second idler gear in the portal box, the load gets spread over twice as much surface area for more reliable torque transfer and a stronger gear set. Precision CNC grinding ensures the gears are properly mated, and they’re made from 9310 steel alloy.

Ride Anywhere You Want

With a 15% gear reduction, you’re ready for trails, creeks, dunes, and desert riding with plenty of torque. Choose a 30% gear reduction if you want to run big tires and tackle slop and rocks with ease.

A Gear Reduction That Protects Your Drivetrain

Because the gear reduction is in the hub, everything before it works less. Your axles, differential, prop shaft, and transmission all benefit from it, and factory axle angles are maintained for added durability.

Strength Throughout

The portals use thick cast and billet aluminum housings and 5/16" backing plates made from an advanced steel alloy. They’re reinforced for gear retention and optimized for oil flow. You can also enhance performance with Portal Blood, gear oil formulated for GDP Portals.

  • Available with billet or cast aluminum housing
  • Dual idler gear configuration maximizes strength
  • 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
  • Housings use advanced gaskets that don’t let anything through
  • Universal hub fits all major bolt patterns
  • Gear reduction reduces stress on your drivetrain
  • Dual idler gear configuration adds a 3/4" front and rear offset—1.5" total extension
  • Lighter than the competition

Advanced Gaskets, Seals, and Bearings

  • Advanced gaskets and O-rings with excellent oil resistance and low deterioration rates
  • Sealed input gear and double-lipped output seal
  • 100% sealing coverage throughout to help prevent oil leaks
  • Double-angular contact output bearings to help prevent premature wear
  • Roller idler and drive bearings to maintain perfect gear meshing

4" Portal Gear Lift Includes:

  • (4) Assembled portal hub boxes complete with 9310 gears, seals, output shaft, gaskets, and thrust bearings
  • (4) Universal hubs and precision-ground stainless steel slotted rotors with lugs
  • (4) Specialized steel alloy backing plates
  • (4) Steel caliper mounting plates
  • Extended brake lines
  • All required hardware, including recessed castle nut socket

2021-2024 Max Tire Size Recommendations for 4" Portal Gear Lift

  • 31" max tire size with stock suspension
  • 36" max tire size with

2025+ Max Tire Size Recommendations for 4" Portal Gear Lift

  • 31" max tire size with stock suspension

Max tire sizes are measured at full compression and full turn. The sizes listed are the largest fit without rubbing. With minor trimming or a small amount of rub, larger tire sizes can be used.

If you need help figuring out which gear reduction is right for you, check out our portal gear reduction calculator.

Fitment:

  • Yamaha Wolverine RMAX 2: 2021-2024
  • Yamaha Wolverine RMAX 2 1000 Limited: 2025+
  • Yamaha Wolverine RMAX 2 1000 R-Spec: 2025+
  • Yamaha Wolverine RMAX 2 1000 Sport: 2025+
  • Yamaha Wolverine RMAX 2 1000 XT-R: 2025+
  • Yamaha Wolverine RMAX 4: 2021-2024
  • Yamaha Wolverine RMAX 4 1000 Limited: 2025+
  • Yamaha Wolverine RMAX 4 1000 XT-R: 2025+
  • Yamaha Wolverine RMAX 4 1000 Compact Limited: 2025+
  • Yamaha Wolverine RMAX 4 1000 Compact XT-R: 2025+
  • Yamaha Wolverine RMAX 4 1000 Compact R-Spec: 2025+

Wheel Requirements:

  • 14" or larger wheel required
  • 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

Patent # 11,299,042Patent # 11,318,787

Product Specs

SKU:
PGH-2-120-151
Brand:
SuperATV

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