Height : 24mm

They moved the entire skid plate from between the chassis plate and differential to below the aluminum chassis plate

CNC machined high strength 7075 aluminum construction

It was raised above the rear engine deck

The most widely used engine was Type 270 with a displacement of 4

Tamiya - RC TRF421X Chassis Kit Electric Motors Brushless Combo Sensored Height : 24mmThis R C model assembly kit takes the TRF421 (Tamiya Racing Factory) to the next level by creating the TRF421X. TRF421X incorporates racers feedback from the past year to refine the 2 belt driven 4WD platform with updated suspension and low center of gravity setup options for superior performance on high traction track conditions. Required to Complete: 2 channel radio Low profile steering servo ESC 540 Motor Wheels and tires 190mm TC or Sports Car