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This powerful JJRC Q40 Mad Man short-course monster truck is designed for those off-road racing enthusiast. The powerful 390 brushed motor enables the car to run at the speed of up to 35km/h. The servo and differential are critical components that realizes better cornering. The 2.4GHz transmitter features proportional control and continuously variable transmission, which means the maximum immersion and as if you were steering a real car.

Powerful 390 Brushed Motor

Realizes high-performance and enables JJRC Q40 to run as fast as up to 35km/h.

1:12 Four-Wheel Drive System

Provides you with strong cross-country power and climbing ability!

Shock Absorber & TPR Tires

Makes an excellent all-terrain vehicle, and enables to run more steadily and provides longer service life.

19G High Speed Servo

The torque reaches 10N/m, which allows for precise position control and immediate position feedback.

Slope Design Differential

The front and rear differentials help stabilize the vehicle while turning on a curve.

Built-in 7.4V 1500mAh Li-ion Battery

Provides you with about 15 minutes' driving, have more fun!

Wide Application

Perfectly suitable for various kinds of road conditions, such as sand, off-road, grassland or rocky road, etc.


Brand JJRC
Type Short-course Truck
Proportion 1:12
Drive Type 4 WD
Motor Type Brushed Motor
Features Radio Control
Functions Brake,Climb,Drift mode,Forward/backward,Speed up,Turn left/right
Material Electronic Components & Metal & Plastic
Remote Control 2.4GHz Wireless Remote Control
Control Distance above 80m
Transmitter Power 4 x 1.5V AA (not included)
Car Power Built-in Rechargeable Li-ion Battery, 7.4V 1500mAh
Racing Time About 15mins
Charging Time 2.5 Hours
Speed up to 35km/h
Electronic Speed Controller 40A, CVT
Servo Type 19g, 1kg high-torque
Product Size (L x W x H) 42 x 24 x 17 cm
Package Contents 1 x JJRC Q40 RC Car
1 x Remote Controller
1 x Accessories
1 x User Manual

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