Conversion driveshaft /6-904-8 3/4

News Flash, the factory built A bodies with /6-904 & an 8.75 axle... Driveshaft should be 52"
Exellent News Flash. Is that from centre of U-joint cup to U-joint cup? 7260 shaft to 7290 pinion yoke? Thanks for the added information. :thumbsup: