2.1 Batteries shall be wet type, closed post, with a one-piece cover with individual vent caps and handles of a heavy-duty steel drop type or a heavy-duty nylon cord with plastic grips. 2.2 The following bus battery application chart (wet type) shows PRT’s coaches which require the batteries specified in the contract: Year Mfg. Model Style Range Fleet Bus Manufacturer Requirements 2011 New Flyer D60LFR Articulated 3200- 3260 11 12 Volt, 8DFlooded Lead Acid Battery with Individual Vent Caps (Terminals – Pos. 1/2” / Neg. 3/8”) 2.3 Voltage Rating: 12 volts 2.4 Cold Cranking: 1400 amperes minimum at 0ºF. 2.5 Reserve Capacity: 430 minutes minimum. 2.6 Plates: 25 minimum per cell. 2.7 Approximate Dimensions: Length - 21-7/16" (maximum) Width - 11" (maximum) Height - 10" (maximum overall) 2.8 Maximum Weight: 145 lbs. wet. 2.9 Plate grids shall be of virgin or purified lead