 180 * (Math.PI / 180);

    let rearLeftWheel = document.createElement('wheel');
    let rl = new THREE.CSS3DObject(rearLeftWheel);
    rl.rotation.z = 90 * (Math.PI / 180);
    rl.position.x = -20;
    rl.position.y = -15;
    rl.position.z = 1;
    rl.rotation.x = 180 * (Math.PI / 180);

    let rearRightWheel = document.createElement('wheel');
    let rr = new THREE.CSS3DObject(rearRightWheel);
    rr.rotation.z = 90 * (Math.PI / 180);
    rr.position.x = -20;
    rr.position.y = 15;
    rr.position.z =