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Why or why NOT to go to 11" rear width?

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THIS DISCUSSION / SOURCE-DERIVED OVERVIEW

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YOUR RESEARCHWhy or why NOT to go to 11" rear width?

Leading reported evidence

Run 265/35-18 (10") rears

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I'm running 265/35-18 (10") rears - on 2002 C2 targa.

Why or why NOT to go to 11" rear width?
Frequently discussed work

Replace wheels

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Suggestion · Original poster

Weight savings is a primary reason why I want to change wheels.

Why or why NOT to go to 11" rear width?
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Leading evidence: 'Run 265/35-18 (10") rears' (no explicit attributable resolution; this is a reported action or suggestion). Across 1 matching discussions, The most frequently discussed action is 'Replace wheels' (1 discussions). For that action, 0 discussions report a resolution and 0 report an unsuccessful attempt. No action has an explicit, attributable resolution report under the current rules. These are forum reports and suggestions, not a confirmed diagnosis.

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Replace wheels

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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suggestion · Original poster

Weight savings is a primary reason why I want to change wheels.

Why or why NOT to go to 11" rear width?

Run wider tires

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Reported fixes
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Unsuccessful attempts
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Read evidence and context

Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suggestion

When I was running wider tires on the rear I had cupping issues and tires only lasted a season.

Why or why NOT to go to 11" rear width?

Set would have been

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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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Suggestion · Original poster

still am a little curious about how much lighter another set would have been, but hey, at least I can sell these if I ever need to change them.

Why or why NOT to go to 11" rear width?

Use i'm not going

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Explicit resolution reports before identified causes, performed actions and suggestions. Within each level, matching component labels precede direct query mentions and inherited thread context; successful versus unsuccessful discussion counts, owner confirmations and independent discussion support determine order. This is not a probability of success.

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0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

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Suggestion · Original poster

Overall, the Technos seemed the best OEM option, and as I can buy used, I'm not going to spend more than $1,400 (hopefully).

Why or why NOT to go to 11" rear width?
Frequently discussed actions (5)

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Replace wheels

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

Weight savings is a primary reason why I want to change wheels.

Why or why NOT to go to 11" rear width?

Run 265/35-18 (10") rears

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that performed work without a confirmed outcome
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Performed · outcome unconfirmed

I'm running 265/35-18 (10") rears - on 2002 C2 targa.

Why or why NOT to go to 11" rear width?

Run wider tires

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion

When I was running wider tires on the rear I had cupping issues and tires only lasted a season.

Why or why NOT to go to 11" rear width?

Set would have been

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

still am a little curious about how much lighter another set would have been, but hey, at least I can sell these if I ever need to change them.

Why or why NOT to go to 11" rear width?

Use i'm not going

No successful repair reported for this finding.

0
Reported fixes
0
Unsuccessful attempts
1
Discussions
Read evidence and context
Discussions that contain suggestions
1

0 original-poster resolution reports. Counts can overlap; they are not unique people or a success rate.

0 discussions have direct query context; 0 report a fix in that context. Other evidence may inherit the discussion’s subject.

Suggestion · Original poster

Overall, the Technos seemed the best OEM option, and as I can buy used, I'm not going to spend more than $1,400 (hopefully).

Why or why NOT to go to 11" rear width?
Coverage and how to read this overview

Counts describe captured discussions, not unique people or a diagnosis. Author identities are not reliably stored. Exact duplicate evidence is counted once across matching discussions; one discussion counts at most once per action/state. Multiple repairs reported together remain a combination. Suggestions and failed attempts do not establish a fix. Matches cover whole discussions and can include related faults, model variants and incomplete threads.

15 eligible posts · 0 unverified posts · 1 discussions match the subject in their title or opening post.

  • Rennlist: 1 discussions

0 evidence records excluded for query context · 0 excluded by outcome qualification · 0 adjusted by outcome qualification.

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Generation: 20261027T035758Z · outcome-qualification-6. Deterministic extraction; no AI model inference. How we use sources

POST 1 / ORIGINAL POSTEROriginal post

I'm shopping for a new set of wheels and thanks to all the great info on this board, I've decided to stick with 18" and not go 19"... but now my question is this: are there good reasons to stick with a 10" wide wheel in the rear, or can I go to an 11" wide wheel ? I'm about to purchase some OEM Sport Technos and apparently they came both in 10" wide (47mm offset) and 11" wide (63mm offset) for the rear. All fronts were 8" wide with a 50mm offset. I'll be putting them on a 1999 NB C2 Cabriolet. Daily driver, but I do have fun sometimes. Not sure if it will make a difference, but I'm also converting this car to an electric ( see other thread ) and will be adding more torque to the car than it had stock. I really appreciate any feedback!

POST 2Original post

simple... weight. Plus tires for an 11'' section width are almost obviously going to heavier as well and more expensive.

POST 3Original post

Take a look at this ... 19" GT2 RS Wheels http://www.ebay.com/itm/271035988715...84.m1423.l2648

POST 4 / ORIGINAL POSTEROriginal post

Quotes source post: 9791460

Hehe - yes, I agree on both counts. I guess I was more interested in fitment and handling / performance characteristics. Obviously weight is an issue in performance. According to http://www.944racing.de/wheelweights.php each rear wheel would be 3.3 lbs heavier than the 10" version, so that adds 6.6lbs plus whatever the difference is in tire weights. Tires, according to Tire Rack would be 2lbs heavier, so let's just say it is a 10lb difference between the two. I believe my stock setup (without tires) weights about 110lbs. A set of Sport Technos should weight in at about 88lbs. So, in retrospect, I'd be giving up about 1/2 of my weight savings if I went with an 11"... that would suck. Damn, I thought I'd be saving more weight overall for some reason. Glad you made me do the math. Are there any real performance benefits of the wider tire?

POST 5 / ORIGINAL POSTEROriginal post

Quotes source post: 9791463

http://www.ebay.com/itm/271035988715...84.m1423.l2648 Those are nice looking... not sure I want to go to 19"... besides what do those weigh? Weight savings is a primary reason why I want to change wheels. I know the Carrera style wheels are slightly lighter than the Technos, but I really like the Technos! I see we are all posting after midnight on the west coast... who dares go to sleep first?

POST 6 / ORIGINAL POSTEROriginal post

Hmmm... maybe there isn't really a 10" option... http://www.suncoastparts.com/product...rera_Chassiswh Or maybe the 10" was only for boxsters? http://986forum.com/forums/292202-post1.html

POST 7Original post

technos are a SWEET looking wheel. I have always liked those. MY02s might be ones you could consider too... That is my current set up (stock on 40AE) Other than that honestly, 17s would be lighter still. My Autocross set up is 17 for the reasons I listed above. If I could afford forged 17s (or 18s,) I'd go that way.

POST 8Original post

Remember, the Technos are actually hollow spoke and very light

POST 9Original post

The 10 inch wide technos are not an option fot your car as the offset is wrong. They are great wheels, just get the 11 inch wide version.

POST 10Original post

Ya, weight and fitment. The only reasons to go so wide would be if you were making big enough power that you needed much wider tires, or just pure aesthetics. My personal opinion is if you're going to the trouble and cost of getting new wheels, go for light as possible with the right fitment. If money is no object and you wanted to go 19": O.Z. Superforgiata's are super light, 16.5 lbs. They come with the right fitment too 19/ 8.5f 10"rear. ET 53/61 18" you have some great choices and don't always have to spend huge money to get the lighter ones.

POST 11Original post

Split the difference I went with Victor Innsbruck 10.5" rears

POST 12 / ORIGINAL POSTEROriginal post

Yes, I do want light - want to stick with 18" however. It is a relief to understand why all the technos that I've found thus far for the 996 are 11" rears - the boxter wheels were just a 10" decoy! Overall, the Technos seemed the best OEM option, and as I can buy used, I'm not going to spend more than $1,400 (hopefully). I don't think I need the extra width, I'm sure it would look good. I was initially thinking the carrera 5-spoke, but like the techno look better and they are also light... just not quite as light. Any suggestions on super-light 18" wheels? Where to buy?

POST 13 / ORIGINAL POSTEROriginal post

Well, I guess scratch that... I've decided to go with the Sport Technos... I'll write back if I find any difference in the driving experience, however since I don't really push the car to its limits, I may not be the best to describe what I feel on the change. I appreciate all the comments... still am a little curious about how much lighter another set would have been, but hey, at least I can sell these if I ever need to change them.

POST 14Original post

I'm running 265/35-18 (10") rears - on 2002 C2 targa. Took my car to autocross DE - and found the biggest issue isn't grip at rear - but front understeer. Putting wider rears on isn't going to help that. On a widebody rear - the wider tire might look better - but adds weight - so if look is the reason you want to do it - sure - but if handling - not sure that will help - - - - -

POST 15Original post

When I was running wider tires on the rear I had cupping issues and tires only lasted a season. I put stock size back on last season and just today I was thinking how they have held up a lot better. 2 seasons now and i think they will make a 3rd.

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