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Showing results 1 to 50 of 179
Search took 0.02 seconds. Search: Posts Made By: Tireman9
Forum: Running Gear, Axles, Brakes, Wheels and Tires 04-27-2024, 10:20 AM
Replies: 10
Views: 656
Posted By Tireman9
Tire comparison ?

Glad you are happy with the new tires.


However not sure haw valid a comparison of different "brands" is when you change Size and change Load Range (You didn't say if you also changed the cold...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 04-24-2024, 08:56 PM
Replies: 12
Views: 567
Posted By Tireman9
You will need to get IN WRITING what will...

You will need to get IN WRITING what will happen if the tires are older than an agreed age, What happens if there is shipping damage. The question of warranty was offered by others.
You get what...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 04-08-2024, 03:19 PM
Replies: 18
Views: 917
Posted By Tireman9
The "Certification Label" lists the GAWR, tire...

The "Certification Label" lists the GAWR, tire Size and Load Range and inflation required to support the GAWR.

If that shows 85 psi and your new tires show 70 you may have selected the wrong tire...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 04-08-2024, 03:13 PM
Replies: 18
Views: 917
Posted By Tireman9
Unless you changes tire size and/or Load range...

Unless you changes tire size and/or Load range the load capacity is almost always the same. Just changing brand does not automatically mean the load capacity is different.


The Certification...
Forum: Campgrounds, Travel and Attractions 03-31-2024, 04:25 PM
Replies: 7
Views: 382
Posted By Tireman9
I was lucky enough to see the 2H race at Mosport...

I was lucky enough to see the 2H race at Mosport Canada. Getting to the museum is definitely on my bucket list. I live in Ohio so it will be a real trip but since I raced SCCA and IMSA from 1970 -...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 03-05-2024, 09:13 AM
Replies: 18
Views: 917
Posted By Tireman9
"Max Pressure" is NOT the maximum you can have in your tires

I understand how this mis-information occurs. People decide to read the wording on the side of their tires and not the Federally mandated vehicle Certification label.


As I have said numerous...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 03-03-2024, 04:32 PM
Replies: 18
Views: 917
Posted By Tireman9
GVWR is just a number. The tires on the front...

GVWR is just a number. The tires on the front axle have no "idea" how much load is on the tires on the rear axle.


The number on your Certification label is GAWR for each axle. Your actual truck...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 02-11-2024, 03:33 PM
Replies: 10
Views: 656
Posted By Tireman9
When asking questions about tire changes it would...

When asking questions about tire changes it would REALLY help if people would post information on their current tires as not every RV has the same tires or even the same tire loading with the same...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 01-08-2024, 08:57 AM
Replies: 9
Views: 853
Posted By Tireman9
Sorry but information for a "Class-A Motorhome...

Sorry but information for a "Class-A Motorhome does not apply to a Travel Trailer.


Minimum COLD inflation should be based on the actual measured load on the tires. Knowing the actual load you...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 01-08-2024, 08:48 AM
Replies: 9
Views: 853
Posted By Tireman9
Sorry but not completely correct. The PSI on...

Sorry but not completely correct.
The PSI on the tire is the highest PSI needed to deliver the highest load capacity shown on the tire. IT IS NOT the highest pressure the tire can tolerate. Note I...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 01-08-2024, 08:45 AM
Replies: 9
Views: 853
Posted By Tireman9
The label is on the driver side, outside front...

The label is on the driver side, outside front quarter by law. If it isn't there Winnie should provide a replacement if you contact the factory and provide the VIN.
Forum: Running Gear, Axles, Brakes, Wheels and Tires 01-08-2024, 08:37 AM
Replies: 9
Views: 853
Posted By Tireman9
RVs have "Certification Labels" by Federal Law....

RVs have "Certification Labels" by Federal Law. RV Trailers have the label applied on the driver side, outside toward the front of the trailer. Important safety info is on the label such as GAWR,...
Forum: Running Gear, Axles, Brakes, Wheels and Tires 11-01-2023, 04:53 PM
Replies: 35
Views: 1,864
Posted By Tireman9
Setting aside the question of "torque sticks". I...

Setting aside the question of "torque sticks". I have to wonder about the training the tire tech had on inspecting tires that have been run flat.
- If your tires have steel body ply then there is a...
Forum: General Maintenance and Repair 10-11-2023, 07:30 PM
Replies: 4
Views: 594
Posted By Tireman9
Yes Stabil is good but I learned the hard way...

Yes Stabil is good but I learned the hard way that the carb in my Onan generator really does not like ethanol. I added a shut off valve in the fuel line so even after running it with Stabil I shut...
Forum: Campgrounds, Travel and Attractions 09-24-2023, 04:13 PM
Replies: 9
Views: 860
Posted By Tireman9
If you will be on any part of BlueRidge Pkwy or...

If you will be on any part of BlueRidge Pkwy or Smokes extension be sure you know your ACTUAL height. There are some tunnels at southern end that are low.

...
Forum: Winnebago Travel Trailers 07-14-2023, 03:06 PM
Replies: 24
Views: 2,073
Posted By Tireman9
Video on how to weigh ...

Video on how to weigh https://youtu.be/cnu-7NVBVh8


I would advise you load the RV with everything you expect to load (heaviest you ever expect)
With the RV hooked up and WDH active get the...
Forum: Winnebago Travel Trailers 05-17-2023, 09:27 AM
Replies: 24
Views: 2,073
Posted By Tireman9
Yes that is the Cert Label.

Yes that is the Cert Label.
Forum: Winnebago Travel Trailers 05-17-2023, 09:26 AM
Replies: 24
Views: 2,073
Posted By Tireman9
While some large Class-A motorhomes have been...

While some large Class-A motorhomes have been found to have axle weight (end to end) to be un-balanced by as much as 1,600#) I believe that most RV trailers are closer to 49/51% BUT you can...
Forum: Winnebago Travel Trailers 05-12-2023, 09:14 AM
Replies: 24
Views: 2,073
Posted By Tireman9
If you were familiar with driving in the states...

If you were familiar with driving in the states you would know that many CAT scales have erected guardrails to prevent the "off center" weighing you are suggesting.


Where did you come up with...
Forum: Winnebago Travel Trailers 05-10-2023, 05:16 PM
Replies: 24
Views: 2,073
Posted By Tireman9
Glad you made the effort. Couple of suggestions. ...

Glad you made the effort. Couple of suggestions.
For the RV Trailer numbers for the GVWR and "Dry weight" ore of little value if you want to confirm you not in the majority of RV owners that have...
Forum: Winnebago Travel Trailers 01-31-2023, 07:24 AM
Replies: 6
Views: 729
Posted By Tireman9
Glad things worked out. I have posted the only...

Glad things worked out. I have posted the only direct comparison of TPMS on my blog Rv tire safety net. Nothing for sale. Just 500+ posts on tires, TPMS, inflation and loading. Special post on how...
Forum: Winnebago Travel Trailers 01-29-2023, 04:19 PM
Replies: 6
Views: 729
Posted By Tireman9
What did your TPMS read when you parked. We need...

What did your TPMS read when you parked. We need to know if you drove on the tire when under inflated.
If the tire was fully inflated you can take it to a tire store. If the puncture meets industry...
Forum: Winnebago General Discussions 01-18-2023, 09:06 PM
Replies: 6
Views: 850
Posted By Tireman9
Wayne is correct. Air chuck is most likely since...

Wayne is correct. Air chuck is most likely since the problem is more than one tire.


If it was one tire I would suspect the valve core. I have 3 posts on valve core on my RV Tire Safety blog.
Forum: Running Gear, Axles, Brakes, Wheels and Tires 01-01-2023, 10:00 PM
Replies: 12
Views: 1,320
Posted By Tireman9
Bottom picture in post is of a "Valve Core". The...

Bottom picture in post is of a "Valve Core". The upper red part is the seal between the valve core and the valve stem. The red at the bottom of the core is where the air goes through the core and...
Forum: General Maintenance and Repair 11-13-2022, 04:18 PM
Replies: 14
Views: 1,287
Posted By Tireman9
Most portable compressors do not generate enough...

Most portable compressors do not generate enough volume to get water out. It can help some but I would still use the RV antifreeze stuff.
After draining all the tanks and by-passing the water heater...
Forum: Plumbing | Systems and Fixtures 10-19-2022, 04:20 PM
Replies: 6
Views: 3,318
Posted By Tireman9
I would ask your dealer as that basic info should...

I would ask your dealer as that basic info should have been covered during the "walk-through". Then I would never darken the door of that dealership again.
Forum: Winnebago Class A Motorhomes 10-18-2022, 10:56 AM
Replies: 28
Views: 2,769
Posted By Tireman9
Good job. That research is sometimes overlooked...

Good job. That research is sometimes overlooked by some when changing tire size or ratings.
Forum: Winnebago Class A Motorhomes 10-16-2022, 06:30 PM
Replies: 28
Views: 2,769
Posted By Tireman9
Have you confirmed that the Toyo M-154 tires in...

Have you confirmed that the Toyo M-154 tires in 265/75 22.5 has the same load capacity as the Michelin 255/80 22.5" XRV tires? At what pressure will the Toyo deliver greater load capacity than the...
Forum: Winnebago Travel Trailers 08-15-2022, 08:52 AM
Replies: 9
Views: 2,213
Posted By Tireman9
If you mount a spare on the rear bumper or on the...

If you mount a spare on the rear bumper or on the tongue of the trailer be sure to protect the tire from the heat of the sun. You will be baking the life out of the tire. The temperature of an...
Forum: Winnebago Travel Trailers 07-09-2022, 08:13 AM
Replies: 57
Views: 6,713
Posted By Tireman9
Yes OE tires should be adequate. BUT Are you sure...

Yes OE tires should be adequate. BUT Are you sure your load split, side to side does not end up with one axle end supporting more than it's rated max load? The only way to know that for sure is to...
Forum: Winnebago Travel Trailers 07-08-2022, 08:21 AM
Replies: 57
Views: 6,713
Posted By Tireman9
I am not advocating the need for 75% reserve load...

I am not advocating the need for 75% reserve load so replacing LR-C with LR-E or LR-F for that matter is not needed or advised.


Most vehicles on the road today i.e. cars, are running with about...
Forum: Winnebago Travel Trailers 07-08-2022, 08:08 AM
Replies: 57
Views: 6,713
Posted By Tireman9
I think you will find that all ST type tires...

I think you will find that all ST type tires follow the published Load& Inflation tables published by The US Tire & Rim Association aka TRA. If you need more information about these standards you can...
Forum: Winnebago Travel Trailers 07-07-2022, 12:02 PM
Replies: 57
Views: 6,713
Posted By Tireman9
Sounds like you know your actual tire loads. If...

Sounds like you know your actual tire loads. If you have "up-rated" your tires you could see what inflation on the new tires would deliver 30 to 35% Reserve load. That may be less that the up-rated...
Forum: Winnebago Travel Trailers 07-07-2022, 11:39 AM
Replies: 57
Views: 6,713
Posted By Tireman9
I have covered the effects of a change in Ambient...

I have covered the effects of a change in Ambient temperature in great detail in my RV Tire Safety Blog with some 40 posts on Cold Inflation pressure...
Forum: Winnebago Travel Trailers 07-06-2022, 02:20 PM
Replies: 57
Views: 6,713
Posted By Tireman9
jadatis please stop overloading people with the...

jadatis please stop overloading people with the extra information. You are making their life much more complex and complicated than it needs to be. If they inflate their tires to at least the needed...
Forum: Winnebago Travel Trailers 07-06-2022, 01:52 PM
Replies: 57
Views: 6,713
Posted By Tireman9
Without covering your statements point by point: ...

Without covering your statements point by point:
The RV MFG by Regulation must provide tires that are capable of supporting the GAWR. There is nothing prohibiting having tires with load capacity...
Forum: Winnebago Travel Trailers 07-03-2022, 10:58 AM
Replies: 57
Views: 6,713
Posted By Tireman9
Read above in bold The goal of inflating...

Read above in bold

The goal of inflating tires is to prevent cumulative damage. We want to provide at least a 10% Reserve load on newer RVS. Before 2017 they didn't even allow for any reserve. But...
Forum: Winnebago Travel Trailers 07-02-2022, 08:41 AM
Replies: 57
Views: 6,713
Posted By Tireman9
First the difference in base inflation between...

First the difference in base inflation between LR-C and LR-D is only 15 psi (30%) and LD-D to LR-E is also 15 psi which is only 23%. Some might think this is significant but your question started...
Forum: Winnebago Travel Trailers 07-01-2022, 07:37 AM
Replies: 57
Views: 6,713
Posted By Tireman9
Tire selection

Tire Design Engineer here. I reviewed all the posts in this thread. My comments & observations.
Tire selection can be a challenge but there are only a few things you need to consider.
1. Load...
Forum: Winnebago General Discussions 06-09-2022, 10:14 AM
Replies: 10
Views: 1,246
Posted By Tireman9
I think this may be backwards. Duals need to be...

I think this may be backwards. Duals need to be almost identical in OD 1/4" OD or 3/4" OC. Here is a Youtube.
https://youtu.be/DgIAKzWM8a8
Forum: General Maintenance and Repair 05-18-2022, 06:24 PM
Replies: 9
Views: 1,471
Posted By Tireman9
A lot of work re-inventing a system I have used...

A lot of work re-inventing a system I have used successfully for over 10 years. I have covered Hose extenders a few times on my blog. on RV Tire Safety.
The important thing about extenders is to...
Forum: Towing, Hitching and Vehicles 05-10-2022, 07:53 AM
Replies: 15
Views: 1,389
Posted By Tireman9
My Class-C has a similar load limit warming ...

My Class-C has a similar load limit warming ticker on the back of the RV near the Class-3 receiver. When i asked Coachmen I was informed that the limit was because of the way the frame of the Chevy...
Forum: Winnebago Class A Motorhomes 04-28-2022, 11:59 AM
Replies: 17
Views: 1,175
Posted By Tireman9
Again, As an actual Tire design Engineer. Heat...

Again, As an actual Tire design Engineer. Heat not UV is your Number 1 enemy of tires.


If 303 or any other spray or wipe on was half as good as the claims then it should be easy to find direct...
Forum: Winnebago Class A Motorhomes 04-25-2022, 08:48 AM
Replies: 17
Views: 1,175
Posted By Tireman9
It's another product looking for a problem to...

It's another product looking for a problem to solve.
Can you find any test run using this product in direct comparison? If so that would be a first.


Heat is the #1 killer of tires. Not UV. UV...
Forum: Winnebago Class A Motorhomes 04-22-2022, 09:32 AM
Replies: 17
Views: 1,175
Posted By Tireman9
Have you ever found a report on a direct...

Have you ever found a report on a direct comparison of any spray on stuff that shows with and without the spray? or the different in the level of protection?
I know that I have been looking for a...
Forum: Winnebago Class A Motorhomes 04-22-2022, 09:23 AM
Replies: 17
Views: 1,175
Posted By Tireman9
In the past (before retiring) I was in charge of...

In the past (before retiring) I was in charge of groups of tire engineers that inspected thousands of tires at End of life and that had been returned for adjustment. Tires that had ArmorAll or...
Forum: Winnebago Travel Trailers 04-18-2022, 08:25 AM
Replies: 57
Views: 6,713
Posted By Tireman9
I think you would have greater choice and...

I think you would have greater choice and probably better durability if you find an LT type tire that is rated for greater load capacity than your current ST tires. This is based on the belief that...
Forum: Winnebago Travel Trailers 04-18-2022, 08:22 AM
Replies: 57
Views: 6,713
Posted By Tireman9
If you had done some 20,000 tire autopsies as I...

If you had done some 20,000 tire autopsies as I have over my 40 years you might be able to see the signs of separation as I did in the above example. That's how I knew where to cut.
Forum: Winnebago Travel Trailers 04-15-2022, 09:52 AM
Replies: 57
Views: 6,713
Posted By Tireman9
Your TV has an engine rated redline so why don't...

Your TV has an engine rated redline so why don't you drive with the engine at the Redline?


I know the answer but just pointing our the problem with the analogy. The formula used to calculate...
Forum: Winnebago Travel Trailers 04-13-2022, 07:45 PM
Replies: 57
Views: 6,713
Posted By Tireman9
you may have the option of going from LR-D to...

you may have the option of going from LR-D to LR-E in the same size & type tire, but you will only gain in load capacity if you also run higher inflation as it is the air pressure not the tire...
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