Polarity: Positive on Right, Negative on Left. The advanced pure lead technology, lower internal resistance and increased plate compression give this battery a longer service life, better deep cycling and overall quicker start-ups for all your lawn and garden machinery. The clever, non-spillable design allows the battery to sit and function in virtually any position increasing your opportunity for ease of mounting. ML-U1 12V 200CCA Battery for Poulan PD18HST 203CCA Lawn Tractor Mower Listing is for the Battery and Screws only.