RUDDOG Racing RP542 21.5T 540 Stock Sensored Brushless Motor Xray X4 Be sure to apply 1up

Be sure to apply 1up Racing Gold Anti-Wear Grease to the gear to ensure smooth and quiet operation

Diameter: 63mm

check out our  Chassis Mounts which offer a secure mounting solution that also keeps your center of gravity as low as possible with the brass option

1up Racing Owner

Hole spacing A: 15mm

RUDDOG Racing RP542 21.5T 540 Stock Sensored Brushless Motor Xray X4 Be sure to apply 1upNext in the competition oriented line of RUDDOG Racing products is the new RP542 range of high performance brushless motors. After many hours of testing, research and development, many evolutionary steps have been made in many fields. Stack design has been revised to improve driveability, and a new high precision sensor is used to increase performance and efficiency. The RUDDOG design team has gone to lengths to lower operational temperature. Large