The Dodge Challenger Message Board

Here is some axle case info.....
59-1/2" is 71 Wagon.
59" unknown?
58" is 71 C/Body and B/Body.
56-3/4" is 65 C/Body.
55-1/2" is 64 B/Body.
55" is 68-70 B/Body.
56-1/2" is E/Body.
52 5/8" is A/Body.

Spring perch widths.....
43" is A-Body.
44" is B-Body.
46" is E/Body and C/body.
47-3/8" is late B/Body.