Maxxis Maxxcross MX-SI Tire – Soft/Intermediate Terrain Off-Road Performance

Race-Tested Traction. Pro-Level Control.

The Maxxis Maxxcross MX-SI is the go-to tire for riders pushing limits in soft-to-intermediate terrain. Co-developed and tested by 7-time Supercross Champion Jeremy McGrath, the MX-SI is engineered to deliver consistent grip, cornering stability, and reliable performance across a wide range of track and trail conditions.

Whether you’re racing motocross, running aggressive trails, or dialing in your mini e-moto for serious terrain, the MX-SI gives you the traction and confidence to stay in control.

✅ Key Features:

• Superior Traction in Soft-to-Intermediate Terrain

Redesigned tread pattern hooks up reliably in loamy dirt, soft ruts, and mixed soil for consistent forward drive and control.

• Improved Corner Exit Grip

Optimized compound and knob layout deliver excellent traction when rolling on the throttle out of turns.

• New Front Tire Carcass Design

Provides better lean angle grip, predictability, and high-speed stability on the front end.

• Race-Proven by Jeremy McGrath

Developed in collaboration with one of the greatest motocross riders of all time—designed to win.

🏍️ Compatible With:

Perfect for both full-size motocross bikes and high-performance mini electric dirt bikes such as:

• E-Ride Pro Mini

• ETM RTR (E-Torque Mini)

• Mantis Mini R

• Other 12” or 14” mini moto wheel setups (based on sizing)

• Also available in full-size dirt bike fitments for front and rear wheels

📌 Check your tire size to ensure proper fitment. Sizes vary depending on model and wheel diameter.

📏 Available Sizes:

• Front and Rear options available in 12”–21” wheel sizes (mini to full-size)

Whether you’re charging through soft berms, deep ruts, or mixed track conditions, the Maxxis Maxxcross MX-SI gives you race-proven traction and the confidence to push harder every lap.

👉 Need help selecting the right size or pairing front and rear? Contact us—we’ve got you covered.