Peugeot RCZ wheel bolt & nut sizes
The Peugeot RCZ (2010 on) uses M12x1.25 wheel fixings with a flat seat and a 17mm hex. It has 5 per wheel, so a full set is 20. Check the table below for the exact fixing for your year and wheel type.
Last updated 2 October 2026
Thread
M12x1.25
Seat
flat
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 |
|---|---|---|---|---|---|---|---|---|
| 2010 on 5 per wheel | ||||||||
| 4J | Alloy Wheels | M12x1.25 | 33mm | Flat | 17mm hex | Delta KL100 | 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 Peugeot RCZ
Lost or damaged your locking wheel key? Find a replacement for your Peugeot.
Common questions
What size are Peugeot RCZ wheel bolts?
Peugeot RCZ wheel fixings are M12x1.25 with a flat seat and a 17mm hex.
How many wheel bolts does a Peugeot RCZ need?
5 per wheel, so 20 for a full set of four wheels.