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Time for new rubber. Got a guy in Miami lined up to clean and polish my wheels, he will mount and reballance them before returning them to me. Recommendations? I have Coopers on there now but they are dry rotted. The car will be black sometime this month. Just finished the brakes, had to change the calipers and put in O-ring kits. Will be getting it running this weekend, been sitting a while but don't expect any problems with that. Still got to get windsheild ordered before paint.
So, whats the latest wisdom for tires?
If you've been happy with the Coopers, stick with them as replacements. Other good alternatives...BFG, Dunlop, Firehawk and surely others. Pep Boys' Futura is a Cooper Cobra under their name.
Lots of good choices to pick from. The problem these days is availability. Tires for cars of C3 vintage are fairly well obsolete and most tire makers have slimmed down their lines for such tires and make occasional runs of them rather than make them continuously, and that results in occasional shortages of some sizes. Make a list of what tire best suits your needs and wallet then add acceptable alternatives.
From: Graceland in a Not Correctly Restored Stingray
The good news is that there are still a few tires of appropriate 15" sizes from which to choose.
The bad news is that there has been very little development in the way of such tires since the 1980's. That's a big reason so many who want the performance advantages of modern tires have opted for larger diameter wheels.
My car had Coopers on it when I purchased it. I never liked them, based on looks and performance; but they are less expensive. I went with BFG T/A Radials when I replaced them and have been happy with that choice. I bought them at Sam's Club, and I believe they can still get them (if you have a membership there). They only carry 235mm widths and higher, however. I got 235R60-15's for all wheels.
My car had Coopers on it when I purchased it. I never liked them, based on looks and performance; but they are less expensive. I went with BFG T/A Radials when I replaced them and have been happy with that choice. I bought them at Sam's Club, and I believe they can still get them (if you have a membership there). They only carry 235mm widths and higher, however. I got 235R60-15's for all wheels.
My car had Coopers on it when I purchased it. I never liked them, based on looks and performance; but they are less expensive. I went with BFG T/A Radials when I replaced them and have been happy with that choice. I bought them at Sam's Club, and I believe they can still get them (if you have a membership there). They only carry 235mm widths and higher, however. I got 235R60-15's for all wheels.
Kind of "short", considering the 225/70/15s, or the 255/60/15s that GM later put on the car as OE, were 27" in OD, vs. the 26" of the 235/60s....just my $0.02 worth.
Kind of "short", considering the 225/70/15s, or the 255/60/15s that GM later put on the car as OE, were 27" in OD, vs. the 26" of the 235/60s....just my $0.02 worth.
I couldn't get to that quick enough!
I really like 225/70s because it feels the wheelwells so good.
But at least get white letters, it helps so much on the looks.
Kind of "short", considering the 225/70/15s, or the 255/60/15s that GM later put on the car as OE, were 27" in OD, vs. the 26" of the 235/60s....just my $0.02 worth.
Cleaning out my shed, I found the origional spare for my '74. It was an old worn out Firestone 500, in a GR7015 size. I measured it carefully. The dimensions were quite close to the 235-60R15. The 225-70R15 is a bit taller. Also, when I was running the 225-70R15's, my speedo was pessimistic.
Not good for a roadside interview.
"Do you know how fast you were going?"
"Sorry, officer."
After I changed to the 235-60's, the speedo is much more accurate, according to my GPS. Almost dead nuts up to 70 MPH.
Kind of "short", considering the 225/70/15s, or the 255/60/15s that GM later put on the car as OE, were 27" in OD, vs. the 26" of the 235/60s....just my $0.02 worth.
I wouldn't worry myself too much about that 1" either.
White letter out, I love the look on a name brand tire such as bf Goodrich or Firestone but it really dates us old guys. A young un would never put anything but black walls out. Just saying.
Well good luck with the 235/60s other than they are too short and puts the car lower to the ground yet the wheelwell gap looks like it riding on roller skates its all good.
ive been pretty happy with my mickey thompsons S/Ts. 275/60/15 i the rear with the E brake brackets ground off, and if fills the wheel wells very nice.
235/60/15s in the front, and i wish i had gone with the 245/60s. or better yet, i wish MT made a 235/70. i might just cut the front springs to lower the gap this winter.
Cleaning out my shed, I found the origional spare for my '74. It was an old worn out Firestone 500, in a GR7015 size. I measured it carefully. The dimensions were quite close to the 235-60R15. The 225-70R15 is a bit taller. Also, when I was running the 225-70R15's, my speedo was pessimistic.
Not good for a roadside interview.
"Do you know how fast you were going?"
"Sorry, officer."
After I changed to the 235-60's, the speedo is much more accurate, according to my GPS. Almost dead nuts up to 70 MPH.
Because A) I used to have a part time business selling tires; and B) I'm a packrat that hangs on to stuff, I just went into my files and dug out my old GoodYear tire data books from 1979, for the GR70, and the 1988 book, for the 60 series tires.
Keep in mind, this NOT yardstick or tape measure data, or "it sorta' looks like" information. It is DIRECTLY from the GoodYear data books. Hope it helps.............
There are at least 2 modern tires in 225/70/15. Good ratings in consumer reports. I have Hankook Mileage Plus II on my 61, and Falkens on my 72 from Discount Tire, only $78. Smooth ride, lightweight and rated 44 psi max. I'll never go back to old school tires! I go over a manhole cover and the steering wheel doesn't even quiver! with 40 psi! Fast around corners! Rated EXCELLENT for wet braking by consumer reports! New school rules! Faster 0-60 mph than 255/60 BFG's. About 0.3 seconds faster, due to much lighter weight, according to 2010 Car & Driver tire acceleration test. Google it.
Last edited by Matt Gruber; Nov 7, 2012 at 07:24 AM.
I put Grand Am 225/70/15 white letter on my vette and couldn't be happier I found them.
We all ran that name in the 80s on Main Street and they wouldn't wear out.
I put Grand Am 225/70/15 white letter on my vette and couldn't be happier I found them.
We all ran that name in the 80s on Main Street and they wouldn't wear out.
Wasn't aware that Grand Am tires were still around. Just went with Cooper Radial GT's. So far, I really like them and the cost was reasonable.
I got my BFGoodrich T/A's this summer in 255/60R15. Paid $504.00 for the set of 4 delivered to my door. Check this website (disclaimer--I don't work for these guys nor do I get a kickback). Tires were current dates and in stock at that time. Check them out. http://tirecrawler.com/
The place I bought them from sold Coopers so I bet they are made by the same company.
My favorites are BFGs but I have put them on everything and just wanted a change!!!!
The place I bought them from sold Coopers so I bet they are made by the same company.
My favorites are BFGs but I have put them on everything and just wanted a change!!!!
Wouldn't be surprised at all. Grand Am's were great tires. Lasted forever, even when the back tires traveled many more miles then the front.