I have been using Cooper tires on my daily driver cars now for 25 plus years and have a pair on the front of my Delorean for a long time and I have never had a problem with flat spots or any other kind of problems. They have held up very well and I recommend them to anybody who needs tires. they are supposed to be American made as well. Thanks, Gary Masie ----- Original Message ----- From: daveswingle2 Date: Wednesday, March 9, 2011 11:42 am Subject: [DML] Re: Best white letter tires to buy? To: dmcnews@xxxxxxxxxxxxxxx > I've seen Coopers that just aren't round even when new. They > will get worse as they age. > > Drive the car around a bit to warm things up (and get rid of > flat spots from sitting) and then lift the tire off the ground > and spin it while watching the space between the tire and the > ground. Out-of-roundness bad enough to feel will show up > somewhat obviously. > > Also look for a bent wheel rim. > > Michelin Pilot Exalto are my current preference. Rears have to > be 225-60-15. > > > > --- In dmcnews@xxxxxxxxxxxxxxx, "Paul" wrote: > > > > Can flat spots and 5 year old rubber be a factor? Should I > replace tires every so many years regardless of miles on them? > Is a better tire recommended for smoothness and rubber quality? > Thanks,> > > > [Non-text portions of this message have been removed] ------------------------------------ To address comments privately to the moderating team, please address: moderators@xxxxxxxxxxx For more info on the list, tech articles, cars for sale see www.dmcnews.com To search the archives or view files, log in at http://groups.yahoo.com/group/dmcnewsYahoo! Groups Links <*> To visit your group on the web, go to: http://groups.yahoo.com/group/dmcnews/ <*> Your email settings: Individual Email | Traditional <*> To change settings online go to: http://groups.yahoo.com/group/dmcnews/join (Yahoo! ID required) <*> To change settings via email: dmcnews-digest@xxxxxxxxxxxxxxx dmcnews-fullfeatured@xxxxxxxxxxxxxxx <*> To unsubscribe from this group, send an email to: dmcnews-unsubscribe@xxxxxxxxxxxxxxx <*> Your use of Yahoo! Groups is subject to: http://docs.yahoo.com/info/terms/