Date: Wed, 19 Oct 2005 21:47:16 -0400 From: Malt_Hound <""Malt_Hound\"nospamm-me not*yahoo.com"> Subject: Re: Correct Pressure for 215/45/17 tyres?
Colin Stamp wrote: > On Wed, 19 Oct 2005 21:14:24 +0100, Paul Hutchings <paulnospamcop.net> > wrote: > > >>In article <oi9dl1ls9f0lrkad35416tqsgurrje1mhonospamcom>, >>Colin Stamp <col.dustbinnospamp.plus.com> wrote: >> >> >>>Couldn't find one anywhere on mine. It's got one now though... >>> >>>It's 33 psi all round. >> >>Thanks Colin. Mind if I ask where you got that from? >> >>I appreciate the advice, it's just that every thread I found on Google >>seems to offer up anything between 32 and 40psi, one thread said Saab >>themselves said 34psi and I'm curious why there would be so much >>variation? I'm no expert but up to 8psi difference sounds drastic? >> >>cheers, >>Paul > > > I got it from the back cover of the manual for my '01 Aero - 33 psi > for all loads and all speeds up to 160 km/h or 42 psi for over > 160km/h. Presumably, once you get to 160 km/h, you have to send > someone out to pump up the tyres a bit before you can accelerate > further... > > I also looked it up on WIS, but that is a bit confused, saying that > 215/45/17 tyres are only fitted to the Viggen. It then gives 32/29 > (front/rear)psi for all loads and speeds up to 190km/h. Above that, > you need either 38/35(front/rear) or 42/39 (front/rear)psi depending > on which market your car was sold in. Obviously US air is somehow > different to UK air. > > I trust that's as clear as mud? It certainly is to me. I'm sticking > with my 33 all round! > > Cheers, > > Colin. Not to seem to be picky, but that is a pretty large increment, don't you think? From 33psi to 42 in one fell swoop! I'd start with the 33psi and then tweak it around from there. -- -Fred W