4 Wheel Trims Sail Grey for 13 Inch Steelwheels. You can check your wheel diameter (Felgendurchmesser) on the tire as shown on the picture below. This offer is for a set of (4) four wheel trim covers good for 13 Inch steel rims. Perfect fitment on stock and aftermarket steel wheels - Manufactured from very durable plastic - Easy and quick to fit - no tools required for installation - Prevent wheels, bolts and hubs from salt and dirt - Attractive Design and easy to clean This offer is for a set of (4) four wheel trim covers good for 13 Inch steel rims. FD_ _, FB_ _, FS_ _, FZ_ _, FC_ _.