John Deere Z540M ZTrak Mower with 48-, 54-, or 62-in. Deck Price, Specs, Review, OverviewJohn Deere Z540M ZTrak Reviews: John Deere Z540M ZTrak Zero Turn Mower featured with innovative new deck design. The 48A Accel Mower deck gives a 4.5" deep deck design which reduces the chance of blowouts and clumping and improves cut quality. The extra depth provides for even distribution … [Read more...] about John Deere Z540M ZTrak Reviews, Price, & Specs