XT400W Extreme Mud Radial UTV Tire | System 3System 3 XT400W Extreme Mud Radial UTV SXS Tire The System 3 XT400W is a purpose built extreme mud radial engineered for UTV and SXS riders who refuse to get stuck. Its specialized wide design delivers a full 12 inch tread width that keeps your machine riding over deep ruts instead of dropping into them maximizing the flotation you need to power through deep muck and soft, broken trails. Aggressive two stage lugs measure up to 2. 5 inches deep to cut

Handhelds (with 2-Pin Ports)

A subtle salute to freedom — but don’t wait

Order with studs if you need complete installation hardware

reducing wear on shock internals

Not compatible with Ride Command® — for RC builds see the 2025+ Pro Series Stage 6 RC kit

Stable positioning in rough terrain or choppy water

Designed for easy installation and maximum compatibility

The RZR Overdrive Cover adds rigidity to prevent clutch flex while providing an integrated overdrive design capable of delivering:

high-thermal-stability oil ensure consistent damping performance even under extreme heat and continuous abuse

Pair of X0-IFP Series shock assemblies (front axle)

Custom-tuned for 2017-2023 chassis specifications

giving you flexibility to position them wherever they are most accessible