The EDGE drag chassis features rear Adjusta-Bushings for an adjustable ride height and wheelbase, and up to 1-1/8" rear drag tyes. The front of the chassis accommodates 5/8" or 3/4" diameter fronts due to it’s 14 hole axle pad for adjustable wheelbase and ride height adjustments. The Inline motor mount can be cut off to use angle winder motor. This strong chassis design incorporates long wheelie bars with easy-to-adjust wheelie wheels. (You must position and solder wheelie wheels before using it on the track.) Six mounting positions allow you to easily mount ANY Lexan or Hard Plastic body.