Superior Gear F88355 is engineered to exacting standards to fit Ford 8.8 inch axle assemblies. This premium ring and pinion set is machined to provide a 3.55 gear ratio.

Replaces OEM part E7TZ4209B and E3TZ4209J

Superior Ring and Pinion sets are manufactured from premium 8620 steel. Computer controlled machining is performed by both Gleason and Phoenix gear cutting machines. Precise heat-treating, honing and lapping is performed to provide ideal contact patterns for smoother,quieter and cooler operation with easier set up.

Superior Axle and Gear Brand F88355 ring and pinion gear set features a two year warranty against manufacturing defects.