i have a truck i am working on for someone.. thay have a 4" hd lift kit. frt packs have 6 leafs. thay have it in a k30 with 35" tires. thay want to run a snow plow on it also. but he has no swaybar on as of now. do you think the sway bar is needed for plowing. and the plow blade alone is 725 lbs in weight.