Viewing Tow Tractors » Model ET Tow Tractors » Model ET7 Four Wheel Tow Tractor General Name: Model ET7 Four Wheel Tow Tractor Code: ET7 Towing Capacity: 7 Tonnes Mechanical Frame: Fabricated from heavy rolled steel section and plate. Front Axle: Solid beam front axle with Ackerman steering and leafspring suspension. Rear Axle: Double reduction rigid drive axle with transverse input and four pinion differential. Suspension via compression mountings. Wheels / Tyres: Detachable, split rim wheels, interchangable front and rear, 400 x 8 - 8 ply industrial pneumatic tyres. Brakes: Hydraulically operated footbrake acting on all wheels. Electro-magnetic parking brake automaticlly applied to rear wheels. Steering: Power assisted to front axle. Seating: Driver's suspension seat - fully adjustable with arm rests. Finish: High gloss two-pack paint - single colour to customers choice. Electrical Control: Fully programmable, microprocessor based MOSFET controller - high frequency for silent operation. On-board diagnostics and dash display. Emergency battery isolator. Forward/Reverse and key switches. Motor: Heavy duty S.E.M. with ventilated enclosure to BS1727. Battery: Housed in one robust steel container mounted between chassis members, to give low centre of gravity. Easily removable. Hinged/removable lid. Capacity to suit. Lighting: Full road lighting. DC/DC converter to equalise battery discharge. Options Options: Cab: - Full or partial weatehr protection. Flashing beacon. Solid/Foam filled tyres. Tech Specs Overall Length: 1900mm Overall Width: 975mm Overall Height: 1950mm Wheel Base: 1100mm Tow Hitch Height: 350mm Turning Circle Radius: 2050mm Rear Track: 850mm Ground Clearance at Centre: 150mm Weight (Excluding Batteries): 750kg