GEN4/5 BLADES Offroad This ensures your exhaust is

This ensures your exhaust is sealing and making the most horsepower

The Belt Drive for the 2017 Arctic Cat Mountain Cat allows for easy installation and change from heavy stock chain drive to belt drive system with NO modifications to the factory parts

ECU (unless you add a flash device)

The new lightweight coil spring and adjuster make for simple easy to change adjustments without the need for tools

GEN4/5 BLADES Offroad This ensures your exhaust isAdd a little more metal to the rear tunnel of your snowmobile. The CFR Gen4 Blades are designed to be fastened to the inside rear tunnel of your 154" ,165" or 175" track length Ski Doo GEN 4 snowmobile. Our anatomically designed aluminum Blades add stiffness and strength to the factory tunnel of your sled. IMPORTANT NOTES The Gen4 Blades are recommended if you travel on bumpy roads carrying extra weight on the rear tunnel of your snowmobile. PRODUCT