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Old 04-25-19, 01:48 PM
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hybridbkrdr
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To the Plus tire riders

I'm wondering if you're using tires that are either 2.6", 2.8" or 3.0", do you ever feel rocks hitting the rims or if you're hitting potholes? In other words, what is the minimum tire size at which you would not hit your rims?
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Old 04-25-19, 03:32 PM
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Run the proper psi for your weight, trail and riding style. No issues.
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Old 04-25-19, 04:32 PM
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That's one reason why tubeless
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Old 04-26-19, 02:44 AM
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Originally Posted by hybridbkrdr
I'm wondering if you're using tires that are either 2.6", 2.8" or 3.0", do you ever feel rocks hitting the rims or if you're hitting potholes? In other words, what is the minimum tire size at which you would not hit your rims?
Without knowing the air pressure they are running and how much they weigh, this is not really telling you much.

I am 175lbs. I run 2.3s at 22/27 psi (front/rear) on a 140mm FS bike and don’t get rim strikes.

Last edited by Kapusta; 04-26-19 at 08:36 AM.
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Old 04-26-19, 08:55 AM
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Originally Posted by Kapusta
Without knowing the air pressure they are running and how much they weigh, this is not really telling you much.

I am 175lbs. I run 2.3s at 22/27 psi (front/rear) on a 140mm FS bike and don’t get rim strikes.

Wow, that was pretty helpful.
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Old 04-26-19, 05:32 PM
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I'm 185, run 2.8 inch tires at ~20 PSI. No strikes yet. I can feel the tire roll on the sidewall if I drop the PSI below 17.
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Old 04-26-19, 06:22 PM
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200#s 2.8 WTB Rangers 22#s no rim strikes.
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Old 04-26-19, 06:34 PM
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You can go lower than you think, especially tubeless. I still blink though when I hear people say "twelve psi," I guess that's with a tougher carcass. 20 is really low on my pump's dial and I don't assume it's remotely accurate, that's where I aim.

https://www.bikes.com/sites/default/...hart%20(1).pdf
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Old 04-28-19, 04:46 AM
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2.8s on a hardtail mtb. Locally on dirt singletrack with some tree roots for obstacles, I've run as low as 15 but usually end up at 20. (About 170lbs rider plus gear). Rode a bit in Moab earlier in the month, ran 23-25 psi and felt I could have gone lower. Plenty of opportunity for rim dings there but never got one. My riding isn't super aggressive though.
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Old 04-30-19, 07:35 AM
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Originally Posted by hybridbkrdr
I'm wondering if you're using tires that are either 2.6", 2.8" or 3.0", do you ever feel rocks hitting the rims or if you're hitting potholes? In other words, what is the minimum tire size at which you would not hit your rims?
You haven't mentioned rim width.

I'm running 2.8s on 50 mm outside rim width.
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