2021 ARCTIC CAT 2021 ZR 4000 Blast, BLAST ZRThe BLAST ZR 4000 is the perfect mid-size trail sled for the whole family. Whether the rider is moving up from a youth model or an adult who wants a fun, lightweight, easy-to-ride sled, the BLAST ZR 4000 delivers.The BLAST ZR 4000 is a true mid-size trail package. The AMS front suspension offers 7.2 inches of front travel, an adjustable 37.5-38.5-inch ski stance and is equipped with 6-inch trail skis. In back, the slide-rail suspension with dual shock and adjustable torsion springs provides 10.7 inches of rear travel and plenty of agility to conquer every twist and turn on the trail. A 121-inch standard track with 1-inch lug provides all the traction needed in for various conditions. The model also features a 4-inch, low-height windshield.BLAST ZR opens up more trails to more riders. Loaded with many of the same features as the racing champions that came before it, the BLAST delivers easier handling and a more responsive ride like you’ve never experienced.MID-SIZED SNOWMOBILESThe next big thing is just the right size.This isn’t just a new Arctic Cat. It’s a whole new sled altogether. Combining a lighter, mid-sized frame with a best-in-class power-to-weight ratio, BLAST offers easier handling and more responsive performance. And an industry-first 400cc single-cylinder EFI 2-stroke engine means you’re always packing plenty of muscle. With mountain, trail and sport utility models, this lighter weight heavy hitter is ready to go wherever you ride.