Dynapac Manufacturing CK-11 (1981-76) - Tow Type The Dynapac Manufacturing CK-11 Battery (1981-76) - Tow Type cross-references to the below.Original Equipment CCA: 335. Double check all the specifications of your battery with the cross reference we list here before purchasing & installing. The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the acid electrolyte in a gel or in an absorptive fiberglass mat. The advantage of this design is that the ba. . . The state-of-the-art lead-acid battery is the valve-regulated type (sometimes called "sealed" or maintenance-free), which fixes the acid electrolyte in a gel or in an absorptive fiberglass mat. The advantage of this design is that the battery needs no water additions, can be operated in any position, and can be used in close proximity to people and sensitive equipment. Additional benefits: maintenance-free,sealed no-leak design, higher cranking amps, lower self-discharge, greater vibration resistance, heavy duty, no-corrosion terminals. 54.5 12 75 433 10.25 6.13 9.13 1 Year SLA Universal Power Group Yes http://site.apexbattery.com/logos/dynapac manufacturing.jpg 806593458217 New Z U

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