Relay-Version: version B 2.10 5/3/83; site utzoo.UUCP Posting-Version: version B 2.10.2 9/18/84; site sdcc6.UUCP Path: utzoo!watmath!clyde!burl!ulysses!mhuxr!ihnp4!zehntel!tektronix!decvax!ittvax!dcdwest!sdcsvax!sdcc3!sdcc6!ix1037 From: ix1037@sdcc6.UUCP (Christopher Latham) Newsgroups: net.auto Subject: Re: Abnormal Rear Tire Wear Message-ID: <1897@sdcc6.UUCP> Date: Fri, 1-Feb-85 00:43:52 EST Article-I.D.: sdcc6.1897 Posted: Fri Feb 1 00:43:52 1985 Date-Received: Sat, 9-Feb-85 08:13:03 EST References: <756@rocksvax.UUCP>, <4928@fortune.UUCP> <1213@akgua.UUCP> Organization: U.C. San Diego, Academic Computer Center Lines: 24 > > The rationalle for rotating radial tyres on the same side of > the car and NOT from corner to corner is the following: > Radial tyres have belts of steel (usually) instead of strands > of cords. The belts thus take up a "set" when put on > the car and run for awhile. Rotating front to rear but NOT > corner to corner ie right front to left rear assures that the > tyres always roll the same direction. If you rotate corner > to corner the tyre is reversed on the car and in effect rolls > backward against the "set" of the belts. This increases > wear because the tyre is not used to rolling that way. > Does all this make sense. > > > Dan Philen akgua!dlp This is all well and good but Michelin makes no claims that their radial tires must be kept on one side of the car once mounted on that side. Christopher Latham U.C.San Diego Dept. of Applied Mechanics and Engineering Sciences ..sdcsvax!sdcc6!ix1037