i have a line on a 79 3/4 ton std cab lb 4x4 under 70k origanal miles. 350 auto . sweet body and all. has 7.5 myers plow on it and would make me a sweet plow truck. thay want 4500 for it. do you all think this is to much. and if so what would you pay. thanks. short and sweet answers would be great. p.s. if i got it first thing to go would be a 60 under the front.