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BFG tyre pressures
Posted: 27 Aug 2011, 20:14
by lhd
What pressures for a Syncro westy running 15" BFG's 215/75/15?
was sure I asked this before but couldn't see it using the search option.
Better write it down this time.
Rob.
Re: tyre pressures
Posted: 27 Aug 2011, 22:05
by silverbullet
Neil advised me 35 front 38 rear or thereabouts for the Grabber at's (same size as yours) which I now have on the 'velle. You'll probably need 2-3 psi up on that fully loaded.
A good test to get you in the ball park is go for a drive and check the temps across the tyre with your hand - it should be even across the width. Cool in the middle, too low. If there's a gradient across the tyre, your geometry's way out.
Your hands will be more temp sensitive than you think, so it's a good place to start if you don't have access to a laser pyrometer.
Re: tyre pressures
Posted: 29 Aug 2011, 16:31
by lhd
I ended up putting in 38/40 psi.
They still seem to bulge out at the bottom though, drives a lot better as they were down to 30/32.
I did my first tyre rotation today too using the info from the Wiki.
I need to get this clonking sorted from the front, Im pretty sure its the top wishbones just need to find someone with a press or a vice.
Rob.
Re: BFG tyre pressures
Posted: 04 Sep 2011, 10:20
by jed the spread
40psi for me and I air down to 30 on really muddy mud or sand
I am not an expert though....
jed
Re: BFG tyre pressures
Posted: 04 Sep 2011, 12:09
by lloydy
Blimey! The sticker on mine for 205/80/16 gives it as 26psi front, 30psi rear. Seems a lot lower

Re: BFG tyre pressures
Posted: 04 Sep 2011, 12:53
by syncropaddy
2.5 bar front / 3.0 bar rear
Aidan put a thing up on Wiki about this
Re: BFG tyre pressures
Posted: 04 Sep 2011, 16:32
by jebiga41
Whs but with a heavy camper have run 3 bar on the front and 3.5 on the rear and seems to sit and drive better