Defender Seat Mount Kit- Simpson Racing Seats

Transform the interior of your Can-Am Defender Crew with this complete front seat conversion kit from Thumper Fab. Designed to fully replace the factory seating system, this kit delivers a dramatic upgrade in comfort, luxury, and driver ergonomics, setting a new standard for premium UTV interiors.
Engineered specifically for the Can-Am Defender Crew, this kit repositions the seats lower and farther back in the cab—providing more legroom for taller drivers and additional headroom without compromising visibility or control. When paired with the ultra-premium Simpson Racing seats, the result is a refined, high-end driving experience unlike anything offered from the factory.

Key Features & Benefits

• • Complete OEM Seat Replacement
•    Replaces all factory front seat mounts for a true, ground-up seating upgrade—not just a bolt-on adapter.

• • Improved Driving Position
•    Seat mounts lower the seat base and move the seating position rearward for enhanced legroom and headroom.

• • Luxury Simpson Racing Seats
•    Premium driver and passenger seats featuring:
•    o    Diamond-stitched design
     o    Marine-grade vinyl for durability
     o    Multiple-density, high-quality foam for superior comfort

• • Integrated Seat Heaters
•    Driver and passenger seat heaters included for all-weather comfort.

• • Simpson Racing Harnesses
•    Harnesses included for both driver and front passenger, enhancing safety and support during aggressive driving or long workdays.

Kit Includes

• • Front Seat Mount System
•    Fully replaces OEM seat mounts
•    Lowers seat height and allows seats to move farther back in the cab

• • Simpson Racing Seats
•    Premium diamond-stitched driver and passenger seats
•    Marine-grade vinyl upholstery
•    Multi-density foam construction

• • Seat Heaters
•    Driver and passenger seat heater systems

• • Simpson Racing Harnesses
•    Driver and passenger harnesses included

Installation Notes

• • Professional-level installation recommended
• • Installation instructions and a detailed video are provided
• • Cutting and removal of existing OEM seat mounts is required to create space for the new mounting system
• • This is a comprehensive conversion designed for those seeking maximum comfort and a premium interior upgrade

The Ultimate Defender Interior Upgrade
If you’re looking to push your Polaris Ranger 1500 XD beyond utilitarian and into luxury-performance territory, this Thumper Fab seat mount kit with Simpson Racing seats delivers unmatched comfort, improved ergonomics, and a refined interior feel that you won’t find anywhere else.