I have a 22 year old Genesis Silver B. At year 10, I noticed the cookbox bolt rusting and replaced it with a SS bolt. I then started using Corrosion Free Rust Cure Formula 3000. Every few years I spray it inside the weep (and bolt) holes in the frame. It still looks solid and will probably...
Great restoration, I have the same grill still going strong. My serial number is missing but I think it's a 2001 or 2002. I just found some 9mm SS grates at the curb, so I'm thinking another 20 years for this workhorse.
I did notice your tank glides are on backwards. the plastic studs sticking...
Interesting how a switch from PCI grates to SS rod grates (found in a grill being tossed) highlighted the bowing issue.
I guess the rod grates are slightly smaller. I will periodically check to see if, as Bruce mentioned, the box shape changes over time.
Found this slightly used kettle late last fall (still in the box). The weather has now improved to assemble it and cook some burgers. It seems heavier than my 2008 OTS. Might have to get a cover for this one.