PART NUMBER	RATIO	AXLE
MUSTANG/RANGER/F-150 8.8"
M-4209-F308*	3.08:1	-
M-4209-F327*	3.27:1	-
M-4209-G355A*	3.55:1	-
M-4209-F373N*	3.73:1 1	-
M-4209-G410A*	4.10:1	-
M-4209-G430M*	4.30:1	-
M-4209-G456*	4.56:1	-

NOTE: ¹ Replaces our popular M-4209-F373. New manufacturing technology utilizing a Face Hob Process which features a single pass pinion tooth machining operation compared to a conventional three pass process for machining. CNC cut and lapped gear teeth. Higher strength and better quality gears are produced with the Face Hob Process. NOTE: These new gears look a little different, the gear teeth are cut on a different angle and the ring gear has a bevel on the back of the gear.