Suspension system.
8.1 suspension postiton must be the same on all points.
8.2 โช็คอัพ, spring and stabilizer can be changed independent of steel.
8.3 position and anchor chokap must be in the same position.
8.4 changing the material of different material bu chaya discography. Doctor banned BALL JOINT
8.5 system parts suspension parts must be a standard that came with the car model.
8.6. the suspension racers adjust itself during a race driver.