Why It Matters
The 300D used Chrysler's semi-floating hypoid rear axle with a 3.31 standard ratio, listed 2.93, 3.15, 3.54, and 3.73 alternatives, and an optional Sure-Grip differential.
Also Known As
300D rear axle1958 Chrysler hypoid axle300D Sure-Grip axle300D 3.31 axle