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Tire debate...

jbres
Explorer
Explorer
I am replacing my trailer tires (205 75 D15) on my travel trailer.
It is a 2008 Wildwood and these original Bias trailer tires are crazy worn all goofy, and in desperate need of replacement.

The tires on there are 6 ply rated for 1,820 #s each. My TT is weighing in at 6,700#s loaded up, and that's without hauling any water which I only do a few times a year. When I AM hauling water and also my canoe I am weighing in about 7,200#s, which is getting close to the max of the 6 plys I think.

I am debating on replacing with two tires I have had pretty good luck with. Yes I tow with proper inflation and cover my tires year around which I still why I tow with STs, and have had luck with them. First is the ST HERCULES 205 75 R15 8 ply rated at 2150 #s each.
Second is ST Goodyear Marathons 205 75 R 15 6 ply rated only at 1820#s each.
Anyone had experience with either tires? Do you think the 6 ply Goodyear Marathons will be pushing the weight capacities? I wish they made them in 8 plys.
Thanks!
11 REPLIES 11

Wishin
Explorer
Explorer
skipnchar, how often do you replace your tires? I'm talking time, not miles.

Thank you.
2014 Wildwood 26TBSS - Upgraded with 5200lb axles and larger Goodyear ST tires
2003 Chevrolet 2500 4x4 Suburban 8.1L 4.10's

skipnchar
Explorer
Explorer
I ran Marathon 6 ply tires on my trailers until they moved production to China. Since then they can't seem to make up their mind WHERE they want to produce them and that moved me to Maxis. AS long as they maintain their excellent reputation there is no reason to move back to an unknown (to me) brand again. As for your load range C tires I've towed over 80,000 towing miles including an Alaska trip and travel through 49 states and have NEVER had a tire failure. My trailer is nominally 8,000 lb. Tires SELDOM blow up due to overloading (I've seen several that blew up while hanging on the rear bumper). There are ALSO many posts on the forum about those who have oversized their tires and still having blowouts. BETTER tires are the answer, not bigger ones. Good luck with your decision / Skip
2011 F-150 HD Ecoboost 3.5 V6. 2550 payload, 17,100 GCVWR -
2004 F-150 HD (Traded after 80,000 towing miles)
2007 Rockwood 8314SS 34' travel trailer

US Govt survey shows three out of four people make up 75% of the total population

time2roll
Nomad
Nomad
jbres wrote:
smkettner- did you use the 6 ply or 8 ply?


Ply is the outdated rating system. I bought the load range D (8 ply) and run them at 65 psi on my oem steel wheels.

No change in ride. Radials seem smoother if anything.

I also upgraded my springs from 1750 to 2250 and it rides even better. But that is another story.

fla-gypsy
Explorer
Explorer
I also recommend the Maxxis 8008. the D rated tire would serve you well and this brand has given me excellent service.
This member is not responsible for opinions that are inaccurate due to faulty information provided by the original poster. Use them at your own discretion.

09 SuperDuty Crew Cab 6.8L/4.10(The Black Pearl)
06 Keystone Hornet 29 RLS/(The Cracker Cabana)

nevadanick
Explorer
Explorer
My trailer is a little heavier and i run 10 ply Maxxis and it doesnt jump around. You dont have to run max air pressure.

jbres
Explorer
Explorer
I would jump up in size but I want to avoid that since I bought a nice spare tire in this size earlier this year and don't want to buy another..
Anyone running 8 plys and this causing trailer to jump around?

SoCalDesertRid1
Explorer
Explorer
If you can fit them on the trailer without rubbing, you could jump up to 235/75-15-D, for a higher weight rating.
01 International 4800 4x4 CrewCab DT466E Allison MD3060
69Bronco 86Samurai 85ATC250R 89CR500
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20' BigTex flatbed
8' truck camper, 14' Aristocrat TT
73 Kona 17' ski boat & Mercury 1150TB
92F350 CrewCab 4x4 351/C6 285 BFG AT 4.56 & LockRite rear

rhagfo
Explorer III
Explorer III
jbres wrote:
I will add in I am nervous about going up to the 8 plys as I don't want a rough ride and my trailer "jumping" all over the place. I put 10 plys once on my Chevrolet Tahoe, and it was a very rough riding experience.


Put shocks on the trailer, and inflate based on the weight carried.

The truck, don't run them all at full pressure unless carrying a load.
Russ & Paula the Beagle Belle.
2016 Ram Laramie 3500 Aisin DRW 4X4 Long bed.
2005 Copper Canyon 293 FWSLS, 32' GVWR 12,360#

"Visit and Enjoy Oregon State Parks"

jbres
Explorer
Explorer
smkettner- did you use the 6 ply or 8 ply?

time2roll
Nomad
Nomad
I recommend the Maxxis M8008 ST205/75R15-D
http://www.maxxis.com/Industrial/Trailer/M8008-ST-Radial.aspx
Discount tire, America's tire has them.
I just put this on my 7880 GVWR trailer that came with same as your oem size tire.

For LT (more money)
Goodyear Silent Armor LT215/75R15 load range D

http://www.goodyearrvtires.com/tire-selector.aspx

jbres
Explorer
Explorer
I will add in I am nervous about going up to the 8 plys as I don't want a rough ride and my trailer "jumping" all over the place. I put 10 plys once on my Chevrolet Tahoe, and it was a very rough riding experience.