Mower Deck Size
 

How to determine the size of your Mower Deck. Turn the deck over and measure from the outer most left blade tip to the outer most right blade tip. This will be 38, 42, 44, 48, 50, 54, or 60 inches and thus the basic model of your deck.

http://i176.photobucket.com/albums/w...erDeckSize.jpg