Yale® Narrow Aisle Lift Trucks have the ergonomic comfort and the specifications you need. Yale® designs and builds narrow aisle trucks that are industry and application specific. Yale® drive motors are application proven for efficiency, performance, and reliability. Yale® Hi-Vis™ masts incorporate innovative engineering for unsurpassed visibility and solid construction. All Yale® straddle and reach trucks use the Yale® Electronics System (Y.E.S.). This microprocessor based control board that interfaces with all truck systems offering programmability for specific applications, real-time truck status and full diagnostic capabilities. In addition, the MOSFET transistor drive controller provides for cooler operation, high efficiency and smooth drive and transition.