The massive American rig has joined the Tamiya 1/14 scale tractor truck stable. Tamiyas model of the Ford Aeromax tractor truck boasts both large scale realism and authentic functions. Servo-shifted 3-speed transmission is mounted at the front of the aluminum ladder frame. Specifications: Scale: 1/14 Length: 24.17 inches (614mm) Width: 7.48 inches (190mm) Wheelbase: 17.60 inches (447mm) Front Tread: 6.14 inches (156mm) Rear Tread: 5.43 inches (138mm) Weight: 6.39 lbs. (2900g) Chassis: Aluminum ladder Suspension: Solid Axle Damper Type: Metal friction Drive Train: Gearbox (3-speed) Gear Ratio: 10.6:1 - With the 3-speed gearbox, 10.6:1, 17.7:1 and 32.4:1 are possible Differential Type: Bevel Gear Engine: Electric 540 Wheels & Tires: Chrome/Radial Body Type: Styrene(plastic) Requires: 4-channel radio system is recommended 7.2V battery and charger Forward & reverse electronic speed controller. 56309