      vehicleSteering = 0
        breakingForce = 0

        constructor(scene, physics, chassis, wheelMesh) {
          this.scene = scene
          this.physics = physics
          this.chassis = chassis
          this.wheelMesh = wheelMesh

          const { physicsWorld } = physics

          this.tuning = new Ammo.btVehicleTuning()
          const rayCaster = new Ammo.btDefaultVehicleRaycaster(physicsWorld)
          this.vehicle = new Ammo.btRaycastVehicle(this.tuning, chassis.body.ammo, rayCaster)

 