trailer tire pressure

   / trailer tire pressure #1  

Whatswrong

Gold Member
Joined
Oct 25, 2009
Messages
254
Location
land of living sky
Tractor
B434 ,V 700 and 1086
My son in law and his step father seem to obsess over things like tire pressure in their 5th wheel campers .Is it that critical or am I over neglectfull I figure if it is round it is good whether presure varies 3 4 or i0 pounds.
 
   / trailer tire pressure #2  
imho.. if you are getting contact patch and side wall deflection looking correct, you are likely good.. though I like same pressure in each side.

if it was a tractor I'd eye it and go.

something on the road? take the 5minutes and throw a gauge on it and be SURE

soundguy
 
   / trailer tire pressure #3  
I'd say being ten lbs low on air pressure on a trailer tire is wrong!
 
   / trailer tire pressure #4  
Being underinflated can case tire failure, especially, it seems to me, on a trailers. Perhaps they get loaded closer to their limit than car truck tires. Check the pressure, I pretty much run at the maximum recommended pressure. Much better to be overinflated than underinflated.
 
   / trailer tire pressure #5  
#1 failure on a trailer tire is due to underinflation. No less than 80% of the rated sidewall pressure, ever.
 
   / trailer tire pressure #6  
Most mechanics and tire garages will tell you that keeping your tires inflated correctly is safer and another positive result is better mileage.But remember that severe over inflated tires can have adverse safety and mileage issues. Just a thought. Happy Tractoring.:tractor::tractor:
 
   / trailer tire pressure #7  
Over inflation will beat the trailer to death. Under inflation will over work the sidewalls on the tires. I think 5 PSI below recommended pressure is max. I think 5 PSI over recommended pressure is max.
 
   / trailer tire pressure #8  
trailer tires should are notorious for failure to start with - spend anytime on a camping/boating forum and you will hears a LOT of stories about blowouts..

Most recommendations are to run trailer tires at the max cold pressure..

Brian
 
   / trailer tire pressure
  • Thread Starter
#9  
Thanks a lot ,I'm in the process of building a flat bed trailer for general purpose non commercial use. Building it out of parts I collected from work .
 
   / trailer tire pressure #10  
IMO trailer tires can run in a wide range of pressures. Car and small truck tires will give you a recommended pressure but lots of trailer tires will just give you a pressure for the maximum load that tire can carry. I personally only run that high if I know I'll be running lots of weight. Otherwise I keep them around 35 to 40 psi and as long as the tires don't look like they are squatting. I think it's more important to make sure all the tires are close to the same pressure.
 

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