This is the Hot Racing 27T/8T HD 0.9 Module High Pinion Bevel Gear Set.
Compatible with Axial AR44 axles Hardened steel for increased strength Provides over drive for the front axle
One 8T Bevel GearOne 27T Bevel GearHigh pinion design keeping center of gravity low
One set of Heavy Duty High 8t Pinion 27T Bevel Gear.