Kawasaki KRX & KRX4 1000 4" Portal Gear Lift

If you’re serious about performance, this is where things change.

The 4” Portal Gear Lift isn’t just about lift height, it completely transforms how your KRX puts power to the ground. By moving gear reduction to the hubs, you get more torque, less drivetrain stress, and the ability to run bigger tires without killing your machine.

This is the difference between getting through terrain and dominating it.

• 4” lift via portal hub system
• Gear reduction options: 15% or 30%
• Dual idler gear design for maximum strength
• 9310 alloy steel precision-ground gears
• 4340 hardened steel drive shaft
• Available in cast or billet aluminum housings
• Universal hubs with multiple bolt patterns
• Precision-ground stainless steel slotted rotors

• Dual idler gears increase strength and torque distribution
• Adds 1.5” total track width (front and rear offset)
• Gear reduction reduces stress on axles, diff, and drivetrain

• Recommended setups:
  Up to 35” tires → 15% reduction
  Up to 40” tires → 30% reduction with forward offset A-arms

• Wheel requirements:
  14” or larger wheels required
  Max 5” backspacing
  Not compatible with dual beadlocks
  Stock wheels require 30 mm wheel spacers

WARNING: This product can impact machine operation. Customer and/or user is responsible for ensuring that this product is compatible with their machine as currently configured, properly installed, and understands any impact this product has or might have on the machine's operation.

⚠California Proposition 65 Warning ⚠
WARNING: This product may contain a chemical known to the State of California to cause cancer or birth defects or other reproductive harm.

• Remove factory hubs, brakes, and knuckles
• Install backing plates and portal boxes
• Connect steering arms and caliper mounts
• Install extended brake lines
• Mount hubs, rotors, and wheels
• Torque all hardware to spec
• Bleed brake system and test operation