Hot Racing - 30/12T Steel Helical Diff Ring/Pinion Rear Gear Set, for Grom Replacement Parts Electric Motor Case whose lightweight prototypes helped Ford

whose lightweight prototypes helped Ford win Le Mans with the GT Mk II in 1966

69mm CVA bones and B7 rear hubs

56/98mm (Rear)

Waterproof IP67 level up to 1 meter which allow driving in the rain

Hub: 12mm Hex

Hot Racing - 30/12T Steel Helical Diff Ring/Pinion Rear Gear Set, for Grom Replacement Parts Electric Motor Case whose lightweight prototypes helped FordHot Racing Hi Torque steel helical spiral 30T 12T Rear gear set for GROM 1 18 4WD. COMMENTS: Replaces Rear Diff Ring Pinion form ARA311177 and ARA31182 Must replace as a set Includes: One (1) 30 tooth diff spiral cut ring gear One (1) 12 tooth spiral cut rear pinion gear Required to Complete: Installation following kit manual must replace as a set. Medium threadlock (blue threadlocking compound) if screws are threaded into metal. Hot Racing SPL10G05