Audi Coupe wheel bolt & nut sizes
The Audi Coupe (1980–1996) uses M12x1.5 or M14x1.5 wheel fixings with a R13 radius seat and a 17mm hex, depending on year and wheel type. Check the table below for the exact fixing for your year and wheel type.
Last updated 2 October 2026
Thread
M12x1.5 / M14x1.5
Seat
R13 radius
Hex size
17mm hex
Strength
Class 10.9
Sizes by year and wheel type
| Image | Model code | Wheel type | Thread | Length | Seat | Hex size | Finish | Strength |
|---|---|---|---|---|---|---|---|---|
| 1980–1988 4 or 5 per wheel: Most 4-stud; quattro 5-stud | ||||||||
| 85 | Steel & Alloy Wheels | M12x1.5 | 25mm | R13 radius | 17mm hex | Zinc | Class 10.9 |
| 1986–1996 4 or 5 per wheel: Most 4-stud; quattro/S2 5-stud | ||||||||
| 85, 8B | Steel & Alloy Wheels | M14x1.5 | 27mm | R13 radius | 17mm hex | Zinc | Class 10.9 |
A dash in the length column means no length is listed for that fixing. Not sure which wheels you have? Steel wheels usually have a plastic trim cover over them.
Locking wheel keys for the Audi Coupe
Lost or damaged your locking wheel key? Find a replacement for your Audi.
Common questions
What size are Audi Coupe wheel bolts?
Audi Coupe wheel fixings are M12x1.5 or M14x1.5 with a R13 radius seat and a 17mm hex, depending on year and wheel type.