Deck will fit models in title, may need different bracket for the 400. Take a look at pictures, deck is in good shape, I never had on machine, but all pulley are tight and spins by hand. The gear box has some dust collected on it, don’t see any leak anywhere, just dust accumulation with a little oil. Call or text 8609821568 with any questions. The item “JOHN DEERE 400 420 430 60 mower deck” is in sale since Monday, May 01, 2017. This item is in the category “Home & Garden\Yard, Garden & Outdoor Living\Lawnmowers\Parts & Accessories”. The seller is “trav322″ and is located in Bristol, Connecticut. This item can’t be shipped, the buyer must pick up the item.