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Tire Size?

1.4K views 14 replies 6 participants last post by  jamGSX  
#1 ·
I'm gettin Some 17"x7" Wheels, and was thinking of getting 235/45/17 Tires. Are those OK? Will they throw off my Speedmeter?
 
#4 ·
Unless you have a 7.5" wide rim, you'll want to stick with the 215/45's. Even the 225s will show a noticible buldge and will cause premature tire wear. But most people that get 17x7s go with 225s; just rotate more often.
 
#6 ·
jamGSX said:
my "supras" are running low on tread couldn't i just run 4 snow wheels and get same preformace or even better?
If you're off-roading or driving in the snow, those snow tires will be fine.

If you plan on driving on dry pavement, you will have terrible traction; not to mention unbelievable road noise. Your performance will be severaly REDUCED!

If you need tires, buy some cheap all-seasons. Avoid the snow tires on dry roads.
 
#8 ·
#10 ·
jamGSX said:
how would it reduce preformace? and noise means nothin cause i have el stero i have AWD so whats the problem with snow tires?
The problem is the design of the tires. Snow tires are designed to have what is reffered to as "aggressive tread". That roughly means it's designed for "digging" in to the road and leaving deep footprint. And that is exactly what you want in a snow tire. The deep grooves in the tread are designed for digging through the snow and not riding on top of the snow.

In real performance tires, as to what turbo DSMs are designed, there is a LOT more rubber that is in contact with the pavement. The more rubber from the tire that is in contact with the pavement, the better the traction.

Just look at Indy car tires. The use "slicks", which is ZERO tread. All the surface area of the tire is in contact with the pavement. With snow tires, only the tops of the grooves are in contact with the pavement to give them their "cutting" ability through the snow.

It's all about the surface area. If winter tires were so good at performance, you'd see them on Indy cars instead of slicks. Plus, the composites used to make winter tires is MUCH different than performance tires. Winter tires will ALWAYS have much lower speed and temperature ratings than performance tires. A winter tire will wear away in no time if driven on hot dry, roads.

Anything else?
 
#11 ·
HEHE yea i know all about the surface crap but im wondering why it wouldn't work im AWD GSX would i lose traction with snowtires? i just don't get it dude your trying to tell me i would lose traction when i have AWD and snowtires which are made for traction? but basicly don't use them cause of low speeds i would have to take with them and temputer rating? i think thats what you had said anyway sounds right to me im just wondering on the traction thing cause if could burn all 4 wheels with snowtires ill buy some for show and well burning :p
 
#12 ·
jamGSX said:
.. why it wouldn't work im AWD GSX would i lose traction with snowtires? i just don't get it dude your trying to tell me i would lose traction when i have AWD and snowtires which are made for traction? but basicly don't use them cause of low speeds i would have to take with them and temputer rating? i think thats what you had said anyway sounds right to me im just wondering on the traction thing cause if could burn all 4 wheels with snowtires ill buy some for show and well burning :p
Your original question was:
couldn't i just run 4 snow wheels and get same preformace or even better?
The short answer is "No." Your performance would be different and definitely not better. I've had my GSX for over 7 years, and I've used 6 different sets of tires for all different occasions. If you live in Minnesota, snow tires are mandatory. I live in Upstate NY, where the winters can be just as bad. I've driven my AWD on dry pavement with snow tires; not a fun ride.

Did I "loose" traction? Not that I could tell all that much, but I could definitely see a difference in cornering and handling in even moderate steering between performace tires and my snow tires. But if you want to get a little more technical, if you use your snow tires on hot, dry roads, they will wear down fast. But after they wear down, they are designed replicate "all-season" radials. And there goes your snow tires.

AWD and 4x4 are two different beasts. 4x4 vehicles use locking differentials; for offroading and rough road traction. AWD is used on cars (and some SUVs). Many come with viscous coupling limited slip differentials in the rear axle only (at least I know many of the GSXs have that set up). Basically, if one of your rear tires is slipping, it will cease and let the other one catch up to it. That is an awesome system. But if you're on snow with performance tires, you will fishtail like crazy and most likely loose control if you keep on the accelerator. Similiarly for snow tires on dry pavement; since the don't have as good as traction as performance tires on dry pavement, one tire may try to overcompensate if the other tire is slipping. Again, you may fishtail.

If you don't believe me, go ahead and try it. Just be prepared to buy some new snow tires in this winter.
 
#14 ·
The best way to save money, and still get a reliable tire for driving in the summer is to visit a junkyard. I actually got some really good used Goodyear tires for my car for $20/tire. And that included mounting and balancing. I drove on those all summer one year and took some long road trips (aahhh... my college days before money). I still use them when doing daily driving for a couple weeks after I take my car out of storage for the winter. It's also nice to have a cheap set of steel rims too.

Most people don't consider buying used tires, but they are WAY less expensive than buying new. Plus, you'll save the life of your snow tires.