Specifications include, but are not limited to: The Division of Procurement Services is requesting bids on behalf of MaineDOT Fleet Services for 4 Handle Joystick Cab Control Systems for Trucks with 13 Valve Section. MaineDOT Fleet Services requires a staggered delivery schedule, anticipating 2 to 3 trucks per month for a period of 24 months. After the contract(s) have been awarded, a firm schedule detailing the number of units and types of units that will be expected each month will be established for the first twelve months. A Purchase Order for the first 12 months of the 24-month cycle will be awarded to the successful bidder after bid evaluation. The four control levers must be Multi-Stix420 ™, true Hall Effect joysticks with two-axis (X & Y) proportional control. The lever will be capable of individual proportional control of up to twenty (20) functions (20 PWM on 10 bi-directional valves). Joy Stick #1 Front Plow Up/ Down, Left/Down. Joy Stick #2 Right Wing, Down/Up, Rear Down/up. Joy Stick #3 Left Wing Front Down/Up, Rear Down/up Joy Stick #4 Scraper Down/Up, Right/Left