HPI Sport 3 High Speed Gear Set

Speed Gearing Overview:

The HPI RS4 Sport 3 High Speed Gear Set is designed to unlock the full speed potential of your RS4 Sport 3 Flux, enabling blistering 70mph performance when paired with a 3S LiPo battery. Featuring a precision-machined 44T steel pinion and a durable 53T composite spur gear, this optional set delivers maximum efficiency and strength for high-speed runs. Optimized for straight-line speed rather than stop-and-go driving, this upgrade is perfect for enthusiasts looking to push their RC car to the limit on open stretches!