Super Quality Trailerable Snowmobile Sled Cover fits ARCTIC CAT ZR 9000 Thundercat 137 2017-2018 Snowmobile covers are a must for protecting your sled from harsh weather conditions. Whether it's winter or summer, your snowmobile can get beat up by the outdoors. Color: 2 Tone: Black ad Grey. Package includes: Snowmobile cover with trailering straps, storage bag. Designed Storage and Travel (trailerable) purposes. Our snowmobile covers are manufactured from technologically advanced, heavy-duty 600 Denier, high quality, woven polyester material to protect your snowmobile. This cover has a fully elastic bottom for secure fit and to to keep the cover in place, plus it is equipped with heavy-duty nylon straps, and quick release buckles for trouble free trailering. Fuel tank access door For an easy fill up. Dual (2) Air Vents -To eliminate moisture and prevent wind lofting during trailering.