Heya fellas! I can update this initial post if you happen to weigh your aftermarket rims and wish to share the weights with us.
** Of course everone's 22" wheels will weigh differently, those with big dollar forged wheels especially
*** please note if weight measured is with or without tire.
1. Stock 17" rim = 58.2lbs - weighed with Goodyear 245/65/17 tire
2. GENUINE Srt 20" x 10" = 34lbs - weighed without a tire fitted.
3. "Damani" 22 x 9.5" chrome cast construction = 79.37lbs - weighed with Hankook 285/35 tire
4. Genuine rear wheel (SRT)
75lbs: Rear wheel with 315 Toyo
80lbs: Rear wheel with runflat
** thanks to everyone for posting their info!