2007 V8 4WD, my bars measure front 30mm, rear 19mm
All moog products that claim to be maintenance free and do not need grease:
Sway Bar Bushings:
Front: https://www.amazon.com/gp/product/B001CA22H6/ref=ox_sc_sfl_title_8?ie=UTF8&psc=1&smid=ATVPDKIKX0DER
Rear...