Portal Gear Lift 4 Inch RZR PRO – 30% Dual Idler High Lifter Kit
The Portal Gear Lift 4 Inch RZR PRO by High Lifter is designed to deliver maximum ground clearance, improved torque, and superior drivetrain protection for Polaris RZR PRO XP models. Built for both 2-seat and 4-seat machines, this heavy-duty portal lift kit allows your UTV to conquer deep mud, rocky terrain, and aggressive off-road trails with confidence.
This system features a powerful 30% dual idler gear reduction that dramatically increases torque while reducing strain on belts, axles, differentials, driveshafts, and other drivetrain components. High Lifter improved the portal gearbox design by adding a second idler gear, allowing the load to be distributed across twice the number of gear teeth. This reduces stress by nearly half while delivering smoother and more reliable power transfer.
The Portal Gear Lift 4 Inch RZR PRO includes four forged portal gear boxes engineered for extreme durability. Forged aluminum construction produces stronger housings compared to cast or billet aluminum, ensuring long-lasting performance even in the harshest riding environments.
Key Features
- 4 Inch Portal Lift – Provides additional ground clearance for mud, rocks, and trail obstacles.
- 30% Dual Idler Gear Reduction – Improves torque output while reducing drivetrain stress.
- Forged Aluminum Portal Gear Boxes – Stronger than cast or billet aluminum for superior durability.
- Improved Drivetrain Protection – Helps prevent belt burn, axle damage, and differential wear.
- Enhanced Engine Braking – Gear reduction reduces brake usage and extends brake life.
- Precision Stainless Steel Rotors – Slotted rotors improve braking performance and heat dissipation.
- Kevlar Fiber Gaskets – Oil and coolant resistant gaskets with no additional sealant required.
- Advanced Sealing System – Dual spindle seals and triple input shaft sealing system prevent leaks and water intrusion.
- Heavy-Duty Steel Backing Plates – 5/16″ reinforced plates with welded gussets for superior strength.
Technical Specifications
- Lift Height: 4 Inches
- Gear Reduction: 30% Dual Idler
- Gear Material: Heat-treated alloy steel
- Gear Box Construction: Forged aluminum
- Rotor Type: Precision ground stainless steel, slotted
- Backing Plate: 5/16″ heavy-duty steel
- Sealing System: Dual spindle oil seals and triple input shaft seal with wiper
- Gasket Material: High-density Kevlar fiber
- Kit Includes: Four portal gear boxes
Tire Fitment Guide
- Maximum Tire Size with Portal Lift: 33″
- Maximum Tire Size with Forward Arms: 35″
- Maximum Recommended Tire Size: Up to 44″ depending on setup
Tire fitment may vary depending on tire brand, wheel offset, and additional suspension modifications.
Wheel Requirements
- Minimum Wheel Size: 14″
- 14″ Factory Wheels Require 1″ Spacer
- 14″ & 15″ Wheels: Maximum 4.5″ Backspacing
- 16″ or Larger Wheels: Maximum 5″ Backspacing
Vehicle Compatibility
- 2020–2026 Polaris RZR PRO XP
- 2020–2026 Polaris RZR PRO XP 4
- Compatible with Sport, Premium, Ultimate, and Rockford Fosgate Editions
Why Choose the Portal Gear Lift 4 Inch RZR PRO?
The Portal Gear Lift 4 Inch RZR PRO is engineered for riders who want maximum off-road performance and durability. With forged gear boxes, precision-machined gears, Kevlar gasket technology, and advanced sealing protection, this portal system delivers increased torque, improved reliability, and the ground clearance needed to handle extreme terrain.
Cross-reference part/SKU numbers: PGL-430DI-RZRPRO, 73-14482






















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