THE BEST AFTERMARKET PRODUCTS AVAILABLE. PERIOD. ZRP was founded by world champion racer Travis Zollinger. Travis picked up his love for snowmobiling at an early age while racing his brother, Tony, coached by their father, Sid. Travis began modifying his snowmobiles for a racing edge, and now he has a long list of innovations to his name: he was the first to use open running boards, and his early tube chassis set the stage for today's rider-centered chassis designs. Now ZRP is known industry-wide for our premium and innovative products for a wide range of snowmobiles and UTV's.