This is a 4 inch drop Magnum axle, one of the best you can get for the application. The important feature of this axle is that the perch pin dimension is the correct one for the 1937, 1938, 1939, 1940 and 1941 Ford. Magnum axle has been in business for close to 50 years and has many thousands of their annealed ductile iron axles in service, safely for a long time. $365.00
The Jalopy Journal
