Team Associated - Reedy Sonic 540.DR Brushless Motor, 4.0 HPI160938 Outer Diameter: 4

Outer Diameter: 4

rocket launcher

Many very small pieces

These are genuine HPI option parts

Tooth Face width: 5mm

Team Associated - Reedy Sonic 540.DR Brushless Motor, 4.0 HPI160938 Outer Diameter: 4Crafted specifically for the requirements of R C drag racing. Externally, the 540. DR looks much like its cousin, the 540 M4. But the heart of the motor is where the major changes can be found. A new stator with an updated profile, thicker laminations, and unique material has been crafted specifically for the requirements of drag racing. Ample torque off the line with heavy pull through the pass improve ET and consistency. A balanced, high strength