Tamiya Hop-Up Options 54114 CR Tuned Brushed 540 Motor 35TWith greater torque than kit standard Type 540 motors, this motor is perfectly suited to the challenging arena of rock crawling and trail driving. This motor provides the appropriate amount of torque required to give you more control over your applicable vehicle. Input voltage: 7. 2V RPM: 12,000 Torque at recommended load: 36. 7mN m CR Tuned Motor (35T) x 1 Compatible chassis: CR 01, CC 01, and CC 02 Can also be used with big tire trucks, touring