Volvo S40 wheel bolt & nut sizes
The Volvo S40 (1997 on) uses M12x1.5 wheel fixings with a 60° taper seat and a 19mm hex. Check the table below for the exact fixing for your year and wheel type.
Last updated 2 October 2026
Thread
M12x1.5
Seat
60° taper
Hex size
19mm hex
Strength
Class 10
Sizes by year and wheel type
| Image | Model code | Wheel type | Thread | Length | Seat | Hex size | Finish | Strength |
|---|---|---|---|---|---|---|---|---|
| 1997–2005 4 per wheel | ||||||||
| M | Steel Wheels | M12x1.5 | – | 60° taper | 19mm hex | Delta KL100 | Class 10 |
| M | Alloy Wheels | M12x1.5 | – | 60° taper | 19mm hex | Zinc + SS | Class 10 |
| 2006 on 5 per wheel | ||||||||
|
| M | Steel Wheels | M12x1.5 | – | 60° taper | 19mm hex | Delta KL100 | Class 10 |
|
| M | Alloy Wheels | M12x1.5 | – | 60° taper | 19mm hex | Zinc + SS | Class 10 |
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 Volvo S40
Lost or damaged your locking wheel key? Find a replacement for your Volvo.
Common questions
What size are Volvo S40 wheel bolts?
Volvo S40 wheel fixings are M12x1.5 with a 60° taper seat and a 19mm hex.
Do steel and alloy wheels use the same bolts on a Volvo S40?
The thread, seat and hex size are the same. The finish differs: Delta KL100 for steel wheels, Zinc + SS for alloys.