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Can someone tell me what the original tires were on a 93 FD

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Old Nov 15, 2007 | 06:20 PM
  #26  
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Here's a good reference:

http://www.etyres.co.uk/tyres-rating...ridgestone.htm

Scroll down to Expedia S-07...
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Old Nov 15, 2007 | 07:17 PM
  #27  
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Here's another one:

https://www.rx7club.com/3rd-gen-archives-73/tell-me-about-tires-24302/
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Old Nov 15, 2007 | 07:39 PM
  #28  
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I just pulled a few random issues of Road & Track from '94 through '96 to check the Tire Rack ads.

The December '95 and May '96 have a column showing Expedia S01 with several sizes. Then, on the next page under the category OEM, with subcategory Bridgestone are tons of obscure tires. What just so happens to be in there...you guessed it...the Expedia S07. Shown in one size : 225/50ZR16. Hmmm, that's the size that fits on the '93-'95 car we all own.
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Old Nov 15, 2007 | 07:46 PM
  #29  
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my '94 R2 came with Pirelli P-Zero Asymmetrico's. I'm pretty sure they were the original since the car only had 13k miles and the rears were actually very worn.
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Old Nov 15, 2007 | 10:22 PM
  #30  
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Originally Posted by MisterX
Type this in google (with the quotes):

What standard of proof would you like to use?
Well, that's an interesting question. I'll have to give it some thought. It would have to be something official and independently verifiable. I propose the loser pay the winner by postal money order mailed to the winner.

"Prove Bigfoot DOES NOT exist." That's the position I'm in. It's difficult in many cases to prove a negative. So the burden of proof is on you. Certainly nothing you've submitted so far stands up to scrutiny. Are you really going to contend there was an Expedia S-08 tire? This is how laughable it's gotten.

As I stated earlier this S-01 / S-07 misperception is common. So common that to this day Tire Rack has to add an S-07 notation under it's S-01 page. You'll find S-07 references because of this misperception all over the place. I first became aware of it after reading a review when the Aston Martin DB7 came out which said it was wearing Expedia S-07 tires. Turned out they were S-01's. Then suddenly, contemporary references to the S-07 disappeared but the S-01 persisted...even to this day (along with a reference to the S-07 stemming from this widespread confusion.) Funny thing, huh? One with which you seem to be at a loss to explain.
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Old Nov 15, 2007 | 11:29 PM
  #31  
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Dont you think it might just be possible that Bridgestone developed an S-01 for the RX-7 and realized it would be clever to call it the S-07? After 95, obviously these tires would have been discontinued.

Just saying...

Doesnt anyone have a pic of original FD tires somewhere??
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Old Nov 16, 2007 | 01:32 AM
  #32  
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Originally Posted by trickshot
Well, that's an interesting question. I'll have to give it some thought. It would have to be something official and independently verifiable. I propose the loser pay the winner by postal money order mailed to the winner.
How much more independently verifiable do all the links, pictures from magazine tests, Bridgestone link in post #26 have to be? Why did you make a bet that you never intended to pay? Are you gonna be like that guy in Bronx Tale that when confronted from a distance about the twenty bucks he'd always have some lame excuse ("My grandma's sick. I gotta go" "I gotta pick up the veal for my mom before the store closes.)
Originally Posted by trickshot
"Prove Bigfoot DOES NOT exist." That's the position I'm in. It's difficult in many cases to prove a negative. So the burden of proof is on you. Certainly nothing you've submitted so far stands up to scrutiny.
Hello, are you insane?! We're talking about a piece of rubber that thousands were stamped "S-07", and you're bringing up some mythical figure. What can YOU possibly present as evidence refuting the fact that they were indeed "1" and not "7"? I'll answer for you......NOTHING. And everything you've written is nothing but cockamamie conspiracy that's perpetuated by some bullshit theory of yours because of how the S01 and S07 were grouped together in some category made by who, the Bible? No, the Tire Rack.
Originally Posted by trickshot
Are you really going to contend there was an Expedia S-08 tire? This is how laughable it's gotten.
That's neither here nor there. But I did include the link that lists the tire on a JDM car; maybe this particular Bridgestone wasn't certified for U.S. roads, but who the hell cares?! You're grasping at straws.
Originally Posted by trickshot
As I stated earlier this S-01 / S-07 misperception is common. So common that to this day Tire Rack has to add an S-07 notation under it's S-01 page. You'll find S-07 references because of this misperception all over the place. I first became aware of it after reading a review when the Aston Martin DB7 came out which said it was wearing Expedia S-07 tires. Turned out they were S-01's. Then suddenly, contemporary references to the S-07 disappeared but the S-01 persisted...even to this day (along with a reference to the S-07 stemming from this widespread confusion.) Funny thing, huh? One with which you seem to be at a loss to explain.
Who cares what Tire Rack has to write 12 or whatever # of years after the fact. The tire in question was sold as "S-07" from the Mazda factory, from Bridgestone, and from tire dealers. So this'll be your claim for life : "We at Mazda regretfully announce that 15 years ago our tire supplier mistakenly stamped 'S-07' on several thousand tires for the FD3S, all of which should have properly worn the label 'S-01' " . Do you see what I'm saying here? Not only am I right that they made an S-07 for our cars, but even if they retract this fact, I still win because they were in fact, stamped "S-07".
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Old Nov 16, 2007 | 04:05 AM
  #33  
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Originally Posted by MisterX

Not only am I right that they made an S-07 for our cars, but even if they retract this fact, I still win because they were in fact, stamped "S-07".

So let's see it. Your claim isn't good enough. (And you mean to say if Bridgestone tells you they never produced an S-07 you won't accept that? LOL!)

As I've said all along, this mistaking a 1 for a 7 is a common misperception in this case. You'll find many mistaken references, but a reference is not a fact.

I urge anyone here to do another simple Google search. Enter "Expedia S-07 Mazda". What you'll come up with is a number of amateur web postings, individuals referring to an S-07 tire.

Now enter "Expedia S-01 Mazda". What you will come up with is a number of commercial sites mentioning the S-01 tire and its specific application to the RX-7. If my copied and pasted links below work you can see for yourself. The first one is the official Bridgestone website. It should lay to rest any question that there is, was, no such thing as an S-01 tire.

http://www.bridgestonetire.com/tires...nd=Bridgestone

Bridgestone Expedia S-01 Category: Performance
Original Equipment (OE) tire on select vehicles. See Sizes and Specifications for Original Equipment fitments.
View Product Page


http://coastalcarparts.com/product-B...aS-01Tire.html

"Bridgestone Expedia S-01 Tire priced from $190.00 to $260.00. The Potenza RE-010 and Expedia S-01 are considered by many to be the state of the art in original equipment ultra high performance tires. The Expedia S-01 is used on the Mazda RX-7, Porsche 911/928/968/911 Turbo, Ferrari 348 and F355, Mercedes Benz C36, Aston Martin DB7 and the Honda Prelude VTEC. The Potenza RE-010 is used on the Toyota MR2 Turbo and the Acura NSX."



http://www.bestdiscountedprice.com/t...S-01-Tire.html

A commercial site listing the S-01 and noting its applications to various cars including the RX-7.

"Bridgestone Expedia S-01 Tire priced from $109.00 to $255.00. The Potenza RE-010 and Expedia S-01 are considered by many to be the state of the art in original equipment ultra high performance tires. The Expedia S-01 is used on the Mazda RX-7, Porsche 911/928/968/911 Turbo, Ferrari 348 and F355, Mercedes Benz C36, Aston Martin DB7 and the Honda Prelude VTEC. The Potenza RE-010 is used on the Toyota MR2 Turbo and the Acura NSX."


http://tiresmart.net/BridgestoneTires.htm

Here's a listing of all sorts of Bridgestone tires including the S-01. Scroll through the whole list. You won't find an S-07.



http://www.capamerica.net/bridgestoneperformance.htm

Another commercial site with a long list of Bridgestone tires including the S-01 but no S-07.



You can go through all sorts of publications and websites and come up with all sorts of typos, misperceptions, and misinformation. (Are you still seriously contending that Bridgestone produced an S-08 tire?) The trick is to separate the wheat from the chaff.

Last edited by trickshot; Nov 16, 2007 at 04:16 AM.
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Old Nov 16, 2007 | 04:12 AM
  #34  
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Originally Posted by MisterX
That's neither here nor there. But I did include the link that lists the tire on a JDM car; maybe this particular Bridgestone wasn't certified for U.S. roads, but who the hell cares?! You're grasping at straws.

LOL!!!! This is from the "I saw it on the internet so it must be true" school of thought. This is so obviously a typo that your continued claim of an S-08 tire makes it hard to take you seriously.

This is the curse of Google and why some idiots are convinced that Bigfoot and other myths are a reality. Just because you find something on the internet doesn't make it true. Because of the way Bridgestone scripted a 1 on it's sidewall reasonable people can argue over the S-01 / S-07 claims. There never was an S-08 in Japan, the U.S., or on the far side of Pluto. Give it up.
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Old Nov 16, 2007 | 04:28 AM
  #35  
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Originally Posted by RXcetera
Dont you think it might just be possible that Bridgestone developed an S-01 for the RX-7 and realized it would be clever to call it the S-07?
Possible? As they say, anything is possible.

Likely? Let's explore that a bit.

Look at the evidence I've supplied here. Would you concede that there was an S-01 tire that came on the 3rd Generation RX-7? I think many would agree. I know for a fact that S-01's came on my '95 car. I can supply more documentary evidence than what I've given so far that S-01 tires came on the FD.

Now, besides these S-01's was there also an S-07? Does that makes sense to you? (especially given the fact that Bridgestone produced a series, S-01, S-02, S-03)?
Why didn't they call them all S-07 if they were putting them on the 3rd Gen. RX-7? Why this split between S-01 and S-07 on the same car? Would you concede it's possible some people misread the 1 for a 7?

I go back again to the Tire Rack notation for the currently listed S-01. An S-07 reference is included on a tire that is plainly the S-01. Why would they do that more than a decade later for a tire that allegedly was model specific to the RX-7?
Doesn't it seem more likely to you that the S-07 reference was included because there was confusion between the 1 and the 7 script on the sidewall?
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Old Nov 16, 2007 | 06:42 AM
  #36  
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Geez. You really have a hard head. Believe anything you want. That seems to be your MO anyway.

Reminds me of our president... :/
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Old Nov 16, 2007 | 12:40 PM
  #37  
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This is from Jack K Yamaguchi's book "The Mazda RX-7: Mazda's Legendary Sports Car". Considering the amount of inside information Mr Yamaguchi had on the FD and it's development, I would think he'd know what kind of tires were on the car.

Mazda's suppliers were working as hard, even harder, to meet Kijima's exacting requirements. For the tire, he specified the maximum weight limit: 23lb (10.5 kg) for each tire. That's 1.1 to 2.2 lb lighter than the average for this type and size of high performance rubber. The tire must obvioulsy satisfy vital performance and wear criteria. Ride comfort was also an important consideration. A 225/50R-16 tire under the projected RX-7 weight, 2,789 lb (1,265 kg) would have to be more supple than that supporting a heavier car, for instance, the 3,803 lb (1,725 kg) Mitsubishi all-wheel-drive 3000GT (Japanese twin-turbo model with 225/50R-17 tires)

Bridgestone's ZR-rated RE71-derived Expedia S-07 with expensive jointless carcass was chosen for the R1 model. VR-rated tires from Bridgestone and Yokohama were also approved.
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Old Nov 16, 2007 | 12:46 PM
  #38  
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Originally Posted by trickshot
The Yamaguchi book has the best info on what tires the engineers chose when designing the FD. Sorry, I don't have the book in front of me right now. I do remember they were very concerned with keeping the tire and wheel combo as light as possible.
Hahaha, I just realized you mentioned the Yamaguchi book as having the best info on what tires where on the FD in one of your previous posts. Ironic!
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Old Nov 16, 2007 | 12:59 PM
  #39  
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Originally Posted by RXcetera
This is from Jack K Yamaguchi's book "The Mazda RX-7: Mazda's Legendary Sports Car". Considering the amount of inside information Mr Yamaguchi had on the FD and it's development, I would think he'd know what kind of tires were on the car.

Mazda's suppliers were working as hard, even harder, to meet Kijima's exacting requirements. For the tire, he specified the maximum weight limit: 23lb (10.5 kg) for each tire. That's 1.1 to 2.2 lb lighter than the average for this type and size of high performance rubber. The tire must obvioulsy satisfy vital performance and wear criteria. Ride comfort was also an important consideration. A 225/50R-16 tire under the projected RX-7 weight, 2,789 lb (1,265 kg) would have to be more supple than that supporting a heavier car, for instance, the 3,803 lb (1,725 kg) Mitsubishi all-wheel-drive 3000GT (Japanese twin-turbo model with 225/50R-17 tires)

Bridgestone's ZR-rated RE71-derived Expedia S-07 with expensive jointless carcass was chosen for the R1 model. VR-rated tires from Bridgestone and Yokohama were also approved.
Thank you. I think we can put this to rest now.
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Old Nov 16, 2007 | 02:02 PM
  #40  
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The Source of the Confusion

Here it is, the source of the confusion. This is the best photo I could find of a Bridgestone Expedia S-01 tire on an FD. It's from the 1993 RX-7 40 page U.S. sales brochure.

Unfortunately my flat bed scanner wasn't able to reproduce the photo in the detail you can see in person, but anyone can consult the original source. These brochures are around.

The photos show the tire on a '93 base model. This is the V-rated S-01 tire that was on many manual transmission FD's including my '95 as it came from the factory. A Z-rated version of this tire came on the '93 R-1 model.

Other sizes of this S-01 tire came on the Aston Martin DB7 (mistakenly referred to as an S-07 in one magazine review. See my previous citations on Aston Martin and the S-01.) and also some Porsches and Ferraris.

The "1" on the sidewall lacks the horizontal line at the bottom you see in the type script in this post. This is at the root of the confusioin regarding the S-01 and the "S-07". It's why many Europeans write a 7 with a horiztonal bar in the middle of the slanted stem, and it's why, to this day, Tire Rack includes an "S-07" reference on what is indisputably an S-01 model tire that has nothing to do with an RX-7, and comes in sizes that never fit a factory RX-7. Confusion generated by Bridgestone itself all because it neglected to put a little horizontal bar at the bottom of the stem of its 1.
Attached Thumbnails Can someone tell me what the original tires were on a 93 FD-expedia_far.jpg   Can someone tell me what the original tires were on a 93 FD-expedia_close.jpg  

Last edited by trickshot; Nov 16, 2007 at 02:07 PM.
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Old Nov 16, 2007 | 02:27 PM
  #41  
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I have that brochure in front of me right now... it's CLEARLY a 7. Do we really need to start a discussion about the differences between a 7 and a 1??

Here's what the actual 1 on a S-01 looks like:
Attached Thumbnails Can someone tell me what the original tires were on a 93 FD-bridgestone.jpg  
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Old Nov 16, 2007 | 02:32 PM
  #42  
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I guess we're all dumb as rocks, and trickshot is the only one in the world with a brain.

Either that, or he's doing a really good job of tweaking us. Even his attached picture of the tire clearly shows that it's a "7" and not a "1."

Dave

Last edited by DaveW; Nov 16, 2007 at 02:41 PM.
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Old Nov 16, 2007 | 02:52 PM
  #43  
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Originally Posted by DaveW

Even his attached picture of the tire clearly shows that it's a "7" and not a "1."

Dave
On a base model? LOL! I thought you were contending that the alleged "S-07" was specific to the R-1 model? Are you saying S-01 tires DIDN'T come on the FD? If you're that oblvious, I direct you again to the items above showing the S-01 tire came on the FD from the factory and some other cars. And you've just demonstrated how susceptible you are to confusing Bridgestone 1 script for a 7.
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Old Nov 16, 2007 | 02:53 PM
  #44  
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This thread is funny.
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Old Nov 16, 2007 | 02:54 PM
  #45  
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Originally Posted by DaveW

Even his attached picture of the tire clearly shows that it's a "7" and not a "1."

Dave

...and it does anything but show it clearly. I wish it did. Unfortunately a person will have to consult the original brochure to get a good view of the sidewall image.
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Old Nov 16, 2007 | 02:58 PM
  #46  
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I did. It's a 7.
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Old Nov 16, 2007 | 03:03 PM
  #47  
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Originally Posted by trickshot
On a base model? LOL!
Mine was a base model. And they were S-07's!

Read my signature.
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Old Nov 16, 2007 | 03:10 PM
  #48  
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See how confusing?

See how confusing? Even for a Bridgestone employee.

Quote:
Originally Posted by trickshot
So why would they include a notation for the SO-7 on an SO-1 webpage if it wasn't for people misreading the 1 script on the sidewall as a 7 ?


DaveW replied:

"Probably because these tires are now available and are now a substitute for the long-discontinued S-07's."


But in an earlier post DaveW said:

"IIRC, the Bridgestone Expedia S-07 was made as a lightweight version of the S-01 tire specifically for OE application to the FD."


So, which is it? Is this alleged S-07 model specific to the FD, or was there an "S-07" model tire that came in other sizes for other cars?

And where does the S-01 fit into this? You, as a Bridgestone employee, are not going to contend that S-01 tires never came on FD's, are you? What about the base car in the photo I've shown? Would that be wearing an S-01 tire, or would it be wearing these special lightweight S-07's to which you referred? If this base car is wearing an S-01 would you conclude that those who are seeing a "7" in the photo are wrong?
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Old Nov 16, 2007 | 03:17 PM
  #49  
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Originally Posted by DaveW
Mine was a base model. And they were S-07's!

So your base model got the special lightweight version of the standard tire to which you earlier referred?! LOL!!!! So it was other unlucky bastards who got the S-01 V-rated tire, is that it? To paraphrase the Church Lady, "Aren't you speeeecccial?" Too, too funny.
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Old Nov 16, 2007 | 03:35 PM
  #50  
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Originally Posted by trickshot
So, which is it? Is this alleged S-07 model specific to the FD?
Yes. And when they were discontinued, the regular S-01 was probably used instead.
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