General Info: In 1966 when Chuck's Speed Center first opened its doors, our primary customer base consisted of clients in the high performance world of auto racing. We soon earned a reputation in the Valley for cutting edge equipment and a staff of highly qualified technicians. We adopted the motto "We serve performance minded people"; and our ability to continually exceed our customers' expectations became our greatest goal. The recreational vehicle market beckoned in the 80's, and we responded with a diagnostic center for RV's that is second to none. Today, Chuck's move to a new facility is one more in a series of making Chuck's Speed and RV Center Arizona's Premier performance and repair facility. Gale Banks Engineering continues to be a leader in RV performance. With a product line consisting of performance enhancing kits for motorhomes and trucks, as well as exhaust braking systems, Banks continues to lead the way in product development for gas and diesel performance. Who should install your Banks system? ATS Diesel Performance is one of the fastest growing businesses in diesel performance. ATS offers high performance transmissions, torque converters and valve bodies as well as performance engine upgrades for Cummins, Power stroke and Duramax pickups. Gear Vendors has been building auxiliary transmissions for over two decades. Quality with Good Factory Support PacBrake exhaust brakes are available for most all diesel equipped vehicles.