i started with the wheel of an car the car should be buggy or something like that and i started with the wheel. here it is
Looks good. I think the tyre should probably be expanding outwards a bit from the wheel in the centre of the tyre, but I’m not too familiar with those ultra-thin wheels, so I can’t be sure.
p.s.: Mistakes are not a problem; nor is helping out by correcting them. Only lacking understanding about them is a problem 