56 is the newest........the pics i've seen from the 56 are pretty dang good......IMO if you gonna buy a new transducer, might as well go with the newest one BUT the 54 can be found pretty cheap on line from members that dont need them.......
56 is the newest........the pics i've seen from the 56 are pretty dang good......IMO if you gonna buy a new transducer, might as well go with the newest one BUT the 54 can be found pretty cheap on line from members that dont need them.......