Welcome to the site. Best way to search here is on the top right side of any page. See that lower case "g" that's white with a blue box around it? Type a search in there. In this case type in something like "bed rust". You will see you are not alone. If you don't find the answers to your questions in one of those existing threads ask your question there. Members subscribe to certain threads so they get notifications when someone adds to one of those threads. You will get more responses if you post in one of those threads. Here's an
few examples.
http://www.tundrasolutions.com/forums/body-interior-and-amp-exterior/124875-bed-rust-recall/
http://www.tundrasolutions.com/forums/tundra/148362-2008-tundra-crewmax-bed-rust/
http://www.tundrasolutions.com/forums/tundra/132479-bed-rusting-behind-wheelwheels/
Oh yeah, and take your truck to Krown and get it rustproofed. The bed isn't the only place rust forms. Especially for those of us that live in the rust belt.
few examples.
http://www.tundrasolutions.com/forums/body-interior-and-amp-exterior/124875-bed-rust-recall/
http://www.tundrasolutions.com/forums/tundra/148362-2008-tundra-crewmax-bed-rust/
http://www.tundrasolutions.com/forums/tundra/132479-bed-rusting-behind-wheelwheels/
Oh yeah, and take your truck to Krown and get it rustproofed. The bed isn't the only place rust forms. Especially for those of us that live in the rust belt.