Glad to have you here with us.
There are quite a few chassis forums. If you try to get a small subset you may not have enough input to make it interesting.
I'm sure if you ask in any forum you'll get answers.
Tony & Ruth........... FMCA#F416727
2016 London Aire 4519, Freightliner chassis, Cummins ISX, 2018 Jeep Wrangler Unlimited, Blue Ox Avail with AF1. TST 507 TPMS