GM Yukon Ring & Pinion Gear Set

Gm Yukon ring and gear set part number YG GM 7.5-342 that is brand new. We bought the wrong size gear set and it did not fit in the car. So, they have never been installed. The ring gear is 7.5 inches the gear set is 3.42. I am asking $250.00 if you are interested call or text 605-553-4603.