4 Inch Portal Gear Lift Kit for Can-Am Defender – 15% Dual Idler

Portal Gear Lift Kit for Can-Am Defender – 4 Inch Dual Idler Portal System

The High Lifter 4 Inch Portal Gear Lift Kit for Can-Am Defender is engineered to deliver increased ground clearance, improved torque, and exceptional durability for demanding off-road conditions. Designed specifically for Can-Am Defender HD5, HD8, and HD10 models, this heavy-duty portal lift system allows riders to run larger tires while protecting key drivetrain components.

This portal gear lift kit for Can-Am Defender features a 15% dual idler gear reduction that distributes load across twice as many gear teeth. The dual idler design significantly reduces gear stress while improving torque transfer, helping to prevent belt wear, axle damage, and drivetrain strain when tackling tough terrain.

Whether you are working on the job site, exploring rugged trails, or riding through deep mud, this 4 inch portal gear lift kit for Can-Am Defender provides the clearance, durability, and performance needed to push your UTV further.

Key Features

• 4 Inch Portal Lift – Adds additional ground clearance and improves off-road capability.
• 15% Dual Idler G4 Inch Portal Gear Lift Kit for Can-Am Defender – 15% Dual Idlerear Reduction – Enhances torque delivery while reducing drivetrain stress.
• Forged Portal Gear Boxes – Stronger than billet and cast aluminum housings.
• Dual Idler Gear System – Spreads load across twice the gear teeth to reduce wear.
• Precision Ground Stainless Steel Rotors – Slotted rotors improve braking performance.
• Kevlar Fiber Gaskets – Advanced sealing system resistant to oil and coolant.
• Triple Seal Input Shaft – Provides added protection against water intrusion and oil leaks.
• Heavy-Duty 5/16″ Steel Backing Plates – Reinforced with bent flanges and welded gussets.
• Optional Gearbox Venting – Helps reduce heat buildup and extend gasket life.

Technical Specifications

• Lift Height: 4 Inches
• Gear Reduction: 15% Dual Idler
• Gear Material: Heat-treated alloy steel
• Gear Box Construction: Forged housing
• Rotor Type: Precision ground stainless steel
• Seal System: Dual spindle seals and triple input shaft seal
• Kit Includes: Four portal gear boxes

Tire Fitment

• Maximum Tire Size with Portal: 33 inches
• Maximum Tire Size with Forward Arms: 35 inches

Wheel Requirements

• Minimum Wheel Size: 14 inches
• 14 inch factory wheels require a 1 inch spacer
• 14 and 15 inch wheels cannot exceed 4.5 inch backspacing
• 16 inch or larger wheels cannot exceed 5 inch backspacing

Vehicle Compatibility – Can-Am Defender

This portal gear lift kit for Can-Am Defender fits multiple Defender models including HD5, HD8, and HD10 trims from 2016 through 2021.

• Can-Am Defender HD5
• Can-Am Defender HD8
• Can-Am Defender HD10
• Can-Am Defender XT, DPS, XT Cab, and Limited models
• Can-Am Defender X mr and XTP trims

Why Choose This Portal Gear Lift Kit for Can-Am Defender?

The High Lifter Portal Gear Lift Kit for Can-Am Defender is built for riders and workers who demand durability, reliability, and improved off-road performance. With forged portal gear boxes, advanced sealing technology, and a torque-enhancing dual idler gear design, this portal lift system increases ground clearance while protecting critical drivetrain components.

If you want to run larger tires, improve torque delivery, and upgrade your Defender for extreme terrain or heavy-duty work, this 4 inch portal gear lift kit for Can-Am Defender delivers the strength and performance serious riders expect.

Cross-reference part/SKU numbers: PGL-415DI-C1D, 73-14452