John Deere are introducing the Accel Deep™ Deck in 2016This new improved design will be available on the 2016 X500 Series garden tractors.These deep flat top cutting decks offer an improved air flowof between 20 – 25% compared with the previous design. The deep 11.4 cm deckshell is manufactured from a single piece of pressed steel and has eliminatededges or corners where grass build up can reduce the mowing performance.The Accel Deep™ cutter decks are available in 42, 48 and 54inch cutting widths.The Accel 42A has a 54 inch 137cm cutting width andfeatures adjustable anti scalp wheels to help the deck ‘float’ over the lawnsurface. Manufactured from 10 gauge steel this deck is 3% heavier than theprevious 54 inch Edge deck.The Accel decks can only be fitted to compatible 2016 JohnDeere garden tractors and cannot be retro fitted to any pre 2016 models.