The X-Country Series is all about maximum flexibility & 5-activity versatility. All XC models are designed for year-round sports enthusiasts who want no limits on the adventures they can enjoy. Each XC model starts as a sleek CTS Ready Chassis, so you pick which of the 5 available kits you want. The XC is top-of-the-line, the best selling Cougar is deluxe & the Cheetah is Chariot's value-packed entry level. The 1 or 2 refers to the maximum seating capacity.