This special version of the F103 chassis is based on the F103RS version with it's moderate hop-ups. The high performance direct drive 2WD chassis utilizes a semi double deck frame with 1.5mm thick upper and 2.5mm thick lower FRP plates. Kingpin coil spring 4-wheel independent front suspension consists of the one-piece lower arm and individual left/right upper arms. One servo controls the steering of all four front wheels. The rear suspension features a rigid T-bar with a TRF damper and low-friction pads. The spur gear has a built-in ball diff for limited slip effect. Grippy sponge tires masterfully harness the power provided by the torque-tuned motor.