I have complete ford 9" lightened N case chunks loaded with best parts to take 900 + hp most have billet yokes , all have daytona big bearing front pinion supports , rem polished ring and pinions , Gforce light weight detroit lockers , all for 31 spline axles . Current ratios 3.10 3.18 3.45 3.60 3.64 3.70 3.75 3.80 3.89 4.11 4.22 4.71 , some in the mid 5s and 6S . I do have everything else too ! Race housings , drive shafts . Race transmissions too. D uring the winter months I travel from mid Tn. to Ocala fl. twice a month . Will drop off at cost . Call Dave 931-808-9954 --PS-- I go to the Webster swapmeet every month during the winter . Say hi , I will some of these units there .