rearend swap

thanks just mesured mine with atape the org. one mesures 1 1/16 the replacement shaft mesures 1 1/8 not much difference but anough so my cap just slides thru. the new shaft i think my 1 1/16 cap is a 7260 and mabey the shaft i bought might not be dodge it' real skinny i have 2 driveshafts for the 71/4 rear nither one is skinny both have th same joints to, pick an pulls open tomrrow somebody said a dakato shaft might work dose anybody know anything that'll fit they have dipomats and newyorkers nothing older than 80 i'd say