Rear driveshaft from 1986 Shortbox, fits NP208 slip-yoke. 41.5" from yoke to yoke. Pics below. Zeppelin 74 Blazer 350/TH350/NP203 6" Susp. lift 35" TSL-SX Kayline Soft-top Attachments: https://talk.classicparts.com/images/attachments/3c51c73f06c4a903.jpg