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People w/ 35s question

954paulo

Well-Known Member
Messages
467
Location
ny
What's the tire pressure you run?

I had mine at 50psi and a buddy told me to try 40

Any input on this?
 

rsc

Well-Known Member
Messages
1,087
Location
Tulsa
It all depends on what tire you have. In general you can lower pessure from what you ran on smaller tires because the 35's have a larger cross section to disperse the weight. Also keep in mind that many 35's are pushing the limits of the stock rim width and will pinch up or crown out on the narrow rim. Running lower pressure keeps treadwear more even.
 

benlaud87

Well-Known Member
Messages
849
Location
Maryland
Like rsc said, it all depends on your tire brand as well as wheel size and load range. Load range E you may be running 50+. My load range D MTRs I'm running at 27psi
 

CaseyS

Well-Known Member
Messages
755
Location
Louisiana
Mileage improves if you keep them over 40. It does make the tire harder and bumpier on the road though.
 

digglesworth

Well-Known Member
Messages
1,789
Location
illinois
36 psi on my duratracs. Tried 40 but wasn't getting full contact on the tread. Had about an inch or so on either side that wasn't making contact. Dropped it to 36 and it's good.
 

Panzer07

Well-Known Member
Messages
2,548
Location
Ontario, CA
Pills.klimo oi,lo,ub


"If you pick up a starving dog and make him prosperous, he will not bite you; that is the principal difference between a dog and a man."
-Mark Twain-
 

amrg

Well-Known Member
Messages
2,317
Location
Qatar
Cooper AT3s, D rated, running them at 35 psi. They feel much less forgiving than I want, will drop em down to 32.
I run my truck light, no roof rack or anything heavy.
 

rsc

Well-Known Member
Messages
1,087
Location
Tulsa
45 psi with my duratracs. Any less and it feels too squirrelly in turns
Thats because the Duratracs ARE squirrely in the turns! Mine were like that for the first 10-12k miles. Feels like the tread blocks are too tall. I switched to the Kelly TSR and despite using the same basic carcass, the different tread made a world of difference. I am at 36-37 psi on the 35" Kelly's, could probably stand to lose another 2 psi w/o problems.
 

Cortinas316

Well-Known Member
Messages
86
Location
san antonio tx
35 inch NITTO MUD GRAPS here. Running 45to50 daily...and down to 20 offroad rock crawling.


Thats because the Duratracs ARE squirrely in the turns! Mine were like that for the first 10-12k miles. Feels like the tread blocks are too tall. I switched to the Kelly TSR and despite using the same basic carcass, the different tread made a world of difference. I am at 36-37 psi on the 35" Kelly's, could probably stand to lose another 2 psi w/o problems.
 

ponchoV8

Active Member
Messages
37
Location
Florida
315/75 Toyo Open Country M/T's at 32psi. I would prefer a higher psi for better mpg but anything over 35 on these leaves the edges off contact with the road and I'm not about to cause uneven wear on $1000-plus worth of tires.
 

H32NV

Well-Known Member
Messages
322
Location
Golden, CO
36psi on my 35" MTR's seems to be ideal. Treadwear is perfect. I will dial them up to 40 if I am cruising out to Moab on the highway, have not noticed much if any MPG improvement after that. 18 in and around moab/telluride/durango, I'm on beadlocks. 12 if the trail gets nazty.

35's do have more contact area with the ground, so it would make sense to run them a little lower than a typical 33.
 

H32NV

Well-Known Member
Messages
322
Location
Golden, CO
Thats because the Duratracs ARE squirrely in the turns! Mine were like that for the first 10-12k miles. Feels like the tread blocks are too tall. I switched to the Kelly TSR and despite using the same basic carcass, the different tread made a world of difference. I am at 36-37 psi on the 35" Kelly's, could probably stand to lose another 2 psi w/o problems.

When I went from duratracs to MTR's I had a whole different world of traction in the turns. I tried everything to make those duratracs have lateral grip, air pressure, alignment, siping. nothing. When I switched to MTR's I knew immediately. Duratracs ARE squirrly!!
 
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