What Wheel Spacers Do I Need with 17” steels?

[fezza68]

My lwb shuttle is coming with factory 17” steels,question is what spacers do I need to get the wheels to fill the arches a bit better to get me through the winter?.

 

[Fish]

IMO
H&R
20mm rear
15mm front

 

[fezza68]

Thats along the lines i was thinking.and hopefully use them when i get my alloys, that i havent decided on yet.Do i go 18s or 20s decisions decisions