

| Subject: | Re: Syncro Tire Diameter |
| From: | Jake de Villiers |
| Date: | Fri, 18 Dec 2009 08:01:15 -0800 |
How much is a new VC? On Fri, Dec 18, 2009 at 6:06 AM, Anthony Egeln <regnsuzanne@yahoo.com>wrote: > The conventional wisdom on syncro tires is that they should be virtually > identical in diameter, to prevent spurious activation of the VC. I believe > it has been said that the diameters should not vary more than 3/8 of an > inch. > > But consider this: What if the inflation of the 4 tires is not equal, > which is often the case? Wouldn't that affect the diameter by easily 1/2 to > 3/4 of an inch? > > Here's my dilemma. On my van I have the Bridgestone Dueler AT Revo, in the > 225-70R-15. Bridgestone has discontinued this size....though not the Revo > model. I have 3 nearly new tires, but one tire (and the spare) are worn a > good deal on the outer 1 inch or so. This is from when they were on the > front with a marginal alignment, since adjusted. Although the center, and > inside, of these two tires is very good, the conventional wisdom says I > really need two more tires in exact diameter, and I can't get them in the > Revo. > > Bridgestone recommended a Firestone tire that was similar to the Revo. My > question for the list is this. Can I substitute 2 new tires of a similar > tread and diameter to the Revos in a 5 wheel tire rotation without cooking > my VC? Right now I hate to throw away 3 perfectly good tires...to say > nothing of spending $600 + on new replacements. > > Thanks, Anthony > '89 Syncro GL (Hidalgo) > > > > > -- Jake 1984 Vanagon GL 1986 Westy Weekender "Dixie" Crescent Beach, BC www.thebassspa.com www.crescentbeachguitar.com http://subyjake.googlepages.com/mydixiedarlin%27
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