WE have three rear ends the ar 10 bolt non posi 8 1/2 inch ring and pinion two are out of second generation camaro and one is out of a 1974 nova will fit first generation camaro. Asking 100 a piece for rear-ends. We have two sets of ring and pinion gears one is 3.90 and one is 4.10 ring and pinion. Would like a 100 dollars each. Also have a richmond posi unit we would like 300 dollars for it. Willing to sell a package deal of 400 for the all the ring and pinions and unit. Or 600 dollars for everything. Call 712-215-2194 for more info.