View Full Version : Taller tires OK?
freddennis
10-12-2007, 02:18 PM
I've got a 2006 and do allot of driving in the mountain snow so I'm in the market for winter tires.
The stock size is 215/65/R16 but I'm considering running 215/70/R16 - about 3/4" taller tire.
Does anyone think this a problem? Cause any damage to the AWD?
thanks
OSX2000
10-12-2007, 02:58 PM
As long as all 5 tires are the same size, there's no problem at all.
2RedV's
10-12-2007, 07:18 PM
OSX2000 is correct. As long as all 4 are the same size and you don't have rubbing issues, you could go as tall or short as you dare.
The system doesn't care about tire size.
CCCRV07
10-19-2007, 04:31 PM
You would have a clearance issue if they get too wide or tall, but it should not affect the AWD. I went to a 235 tire on my 2001 element, some went with a 245, with a little rub. I am not sure what the max would be on your CRV though. You could go the your favorite tire store, and roll some samples out and just look and see how they fit in there. You can definitely get a pretty good idea of what will work and what won't.
1danieloliver
10-21-2007, 05:39 PM
OSX2000 is correct. As long as all 4 are the same size and you don't have rubbing issues, you could go as tall or short as you dare.
The system doesn't care about tire size.
Yes 2RedV's that links in with my Q about using standard 17'' rims from 2007 CR-v model. The only question I have is that end force will be alterred (reduced) at the road surface (if you remember your school physics and moments of force around a fulcrum) as this may put more stress on the gearbox/drivetrain? But it may be negligible up to a certain degree.
modifyouride.com
10-30-2007, 10:27 PM
I want to play devil advocate:
Different diameter tire can be a concern for a couple reasons:
1. Speedometer is going to be off. Amount will be equal to small tire divided by big tire, as percentage
2. Odometer will likely be off a similar % and amount.
3. ABS, and stability control, if applicable. The wheel speed sensors, mounted in close to the hub, will be telling the computer one reading, but the overall diameter of the tire, will be different then stock, so the calibration between wheel speed sensors, and computer will be off.
Will it likely be the end of the world....Probably not.
Does the chance exist for accident, due to abs or stability control being confusted.....very remote, yet possible.
Sandpebble
11-02-2007, 09:29 AM
The higher tire is giving you slightly higher clearance. The width of the tire is the same as the stock, so traction will be the same. The only way to increase hight and traction is with taller narrower tires. This will give you more wieght per square inch (PSI). So for best of both worlds go for 185x70x16 not 215 which is a wide tire. Make sure it is an SUV rated tire with strong sidewalls which prevent rollovers. They look a little goofy as they are narrow but they dig in and don't plow snow, like the wide tires do.
OSX2000
11-03-2007, 02:53 AM
OSX2000 is correct. As long as all 4 are the same size and you don't have rubbing issues, you could go as tall or short as you dare.
Freddennis has a 2006, with a full size spare on the back, so he needs all 5 tires to be the same, or he's gonna mess up his 4WD the next time he gets a flat.
I want to play devil advocate:
Different diameter tire can be a concern for a couple reasons:
1. Speedometer is going to be off. Amount will be equal to small tire divided by big tire, as percentage
2. Odometer will likely be off a similar % and amount.
3. ABS, and stability control, if applicable. The wheel speed sensors, mounted in close to the hub, will be telling the computer one reading, but the overall diameter of the tire, will be different then stock, so the calibration between wheel speed sensors, and computer will be off.
Will it likely be the end of the world....Probably not.
Does the chance exist for accident, due to abs or stability control being confusted.....very remote, yet possible.
1. Speedometers from just about every car manufacturer are calibrated from of the factory a hair on the fast side. This means when it tells you you're going 60, chances are you're probably really going 58-59. Why do they do this? Who knows. Maybe to keep people from speeding so much. Anyway, more often than not, up-sizing your tires a notch will actually make your speedo more accurate.
2. I've been told that that modern odometers don't get their readings from the VSS like the speedos do, and that they remain accurate. This, however, I cannot confirm.
3. You lost me when you mentioned the computer. The vehicle gets its speed readings from the VSS, which the ECU doesn't second-guess. It doesn't know or care what size tires are on the car, it just accepts what the VSS tells it.
jrs0912
12-21-2007, 11:14 AM
I just put that same size on my 2005, BF Goodrich all terrain KO. In the last few snows, it had no issues at all. I can't even make the thing slide. nothing can stop it now.
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