4GHz standard size 4-channel transmitter

Works with the stock DR10/TLR 22 slipper pads

5mm R: W +1

Parts are designed to be assembled into blocks of the same color

- Requires a spur gear designed specifically for a center gear differential (see Hot Racing SSLF2* series spur gears)

HPI Racing - Aluminum Center Driveshaft for RS4 Sport 3 HPI160324 4GHz standard size 4-channel transmitterGet more power to the wheels of your Sport 3 with a fitted Aluminium Center Drive Shaft. The 6061 Aluminum Shaft is a direct replacement for Sport 3 cars. Coming in at just 12 grams compared to the standard steel shaft at 35g, the Aluminum Shaft significantly reduces the rotating mass for improved acceleration, braking and a true rotation down the narrow sport 3 center channel. It's built to exact HPI factory specifications for a perfect "bolt in" fit