Hillside Performance offers a full range of services for all makes and models of snowmobiles and ATVs. Routine maintenance to complete overhauls. We have the knowledge and experience to repair your machine and get you back on the trail.

Looking for more power? We have many options of performance upgrades for your snowmobile or ATV.

Riding a little rough lately? Let us rebuild your shocks to smooth things over. We also rebuild aftermarket shocks such as Works, Elka  and Motowoz.

Into youth ATV racing? With many years of experience building some of the fastest 70cc mini quad engines in New England, Hillside Performance can propel your youth ATV to the next level. We also offer chassis and suspension upgrades for most makes and models, including DRR/DRX, Apex, Eton and Polaris.