1974 Imperial with 440 ci and 727. Has 8 3/4 disc brake rear end. I believe it has a 3:23 or 3:55 posi differential. Yes, this is a factory 4 disc brake car! Complete car with title. Lots of good parts. Motor runs well with NO motor noise. No smoke. Telescopic steering wheel. Headlight doors work as they should. Roof is shot. See pics. The mileage is just under 109k. Please call 5six3-50eight-26three5. Seymour area. $1500 and bring a trailer. Thank you. Cash is king! If you need a part, let me know.