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Search: Posts Made By: CWtheMan
Forum: Tires, Tires, Tires! Today, 02:33 PM
Replies: 49
Views: 4,318
Posted By CWtheMan
That's from a long NHTSA interpretation file. ...

That's from a long NHTSA interpretation file.

Everything the tire manufacturer puts on the tire sidewall must be reported and accounted for in documentations before they can put the DOT on there.
Forum: Tires, Tires, Tires! Yesterday, 08:56 PM
Replies: 49
Views: 4,318
Posted By CWtheMan
NHTSA is not going to allow speed letters on a...

NHTSA is not going to allow speed letters on a tire's sidewall without some form of certification from their manufacturers. Here's the short version.

"Speed ratings are determined through...
Forum: Tires, Tires, Tires! Yesterday, 11:23 AM
Replies: 49
Views: 4,318
Posted By CWtheMan
The recent requirement imposed on ST tire...

The recent requirement imposed on ST tire manufacturers to provide a speed rating for their tires is very beneficial to all users. Speed ratings are directly related to tire fatigue. Not many years...
Forum: Towing Yesterday, 11:06 AM
Replies: 18
Views: 966
Posted By CWtheMan
A Ram 1500 owners manual. Tire info starts on...

A Ram 1500 owners manual. Tire info starts on page 522.

https://carmanuals2.com/get/ram-1500-2019-owner-s-manual-111995
Forum: Towing Yesterday, 10:00 AM
Replies: 57
Views: 2,470
Posted By CWtheMan
An interpretation by NHTSA. Over and over again...

An interpretation by NHTSA. Over and over again they say not to exceed GVWR.

https://isearch.nhtsa.gov/files/08-003469drn-rev.htm


An excerpt: The UVW and the GVWR used to determine the RVs...
Forum: Tires, Tires, Tires! 02-21-2019, 04:06 PM
Replies: 49
Views: 4,318
Posted By CWtheMan
There are two NHTSA approved procedures for...

There are two NHTSA approved procedures for displaying a ST tire's speed rating on its sidewall. In the first picture, the tire manufacturer has chosen to use the speed letter "L" and explain its...
Forum: Travel Trailers 02-20-2019, 11:38 PM
Replies: 14
Views: 794
Posted By CWtheMan
They have a full line-up including many of the...

They have a full line-up including many of the new sizes.

Warranty; 2 years from date of manufacturer.

http://gladiatortires.com/wp-content/uploads/2016/09/Gladiator_ST_Nov_2018_Web.pdf
Forum: Fifth Wheels 02-19-2019, 01:36 PM
Replies: 12
Views: 600
Posted By CWtheMan
I'm quite sure sourdough knows I've been a...

I'm quite sure sourdough knows I've been a mechanic all my life. I just hit a nerve with a contradictory statement.

My theme in this forum and others is primarily to be informative. A high...
Forum: Towing 02-19-2019, 12:56 PM
Replies: 57
Views: 2,470
Posted By CWtheMan
I know, I'll probably get hammered from someone. ...

I know, I'll probably get hammered from someone.
The following is from a NHTSA Q&A PDF. I think it says it best and I refer to it often.

"The FMVSS have requirements for the manufacturer to use...
Forum: Fifth Wheels 02-19-2019, 02:18 AM
Replies: 12
Views: 600
Posted By CWtheMan
My trailer is a 2003 Keystone Everest 363K. Had...

My trailer is a 2003 Keystone Everest 363K. Had it since it was new. We have about 200,000 miles on it and it still has the original axles. They are 6000# vehicle certified Dexter axles. The wheels...
Forum: Fifth Wheels 02-18-2019, 08:20 PM
Replies: 12
Views: 600
Posted By CWtheMan
[ If you're going to continue to be on the site...

[
If you're going to continue to be on the site team on this forum you're going to have to get your facts straight. The tires on the OPs trailer are not a minimum requirement as set by FMVSS. They...
Forum: Fifth Wheels 02-18-2019, 05:41 PM
Replies: 12
Views: 600
Posted By CWtheMan
There is nothing wrong with the tires on your...

There is nothing wrong with the tires on your trailer. At the recommended inflation pressure, 80 PSI, they will provide you with nearly 18% of load capacity above the 6000# certified GAWR axles. (The...
Forum: Fifth Wheels 02-18-2019, 01:26 PM
Replies: 2
Views: 185
Posted By CWtheMan
"Let your fingers do the walking." ...

"Let your fingers do the walking."
...
Forum: Tow Vehicles 02-17-2019, 03:47 PM
Replies: 18
Views: 1,044
Posted By CWtheMan
No! - Four sets.

No! - Four sets.
Forum: Towing 02-17-2019, 11:34 AM
Replies: 75
Views: 7,022
Posted By CWtheMan
Hardly anyone will take the time to read all the...

Hardly anyone will take the time to read all the rules and regulations that are used to determine the final vehicle certification results by their manufacturers.


Within those rules and...
Forum: Towing 02-16-2019, 07:40 PM
Replies: 18
Views: 966
Posted By CWtheMan
Remember, I post on how it's supposed to be done....

Remember, I post on how it's supposed to be done. What LT tires does the vehicle manufacturer recommend?

Tire retailers have no business using replacement tires not recommended by the vehicle...
Forum: Travel Trailers 02-16-2019, 01:16 PM
Replies: 18
Views: 1,154
Posted By CWtheMan
Present and past recall actions often give a...

Present and past recall actions often give a picture of quality.

http://www.arfc.org/rvs/keystone/outback/recalls.aspx
Forum: Tires, Tires, Tires! 02-16-2019, 01:06 PM
Replies: 8
Views: 410
Posted By CWtheMan
Here is a reference. ...

Here is a reference.

https://www.cimstireregistration.com/public/tire_consumers/index.cfm
Forum: Towing 02-16-2019, 12:56 PM
Replies: 18
Views: 966
Posted By CWtheMan
I see no practical reason for changing to LT...

I see no practical reason for changing to LT tires. Will the truck manufacturer recommend a LT size suitable to use as a replacement? Your current tires have a “T” speed rating. Most retailers are...
Forum: Tires, Tires, Tires! 02-15-2019, 12:26 PM
Replies: 8
Views: 410
Posted By CWtheMan
574.10 Requirements for motor vehicle...

574.10 Requirements for motor vehicle manufacturers.

Each motor vehicle manufacturer, or his designee, shall maintain a record of the new tires on or in each vehicle shipped by him or a motor...
Forum: Tires, Tires, Tires! 02-15-2019, 11:33 AM
Replies: 49
Views: 4,318
Posted By CWtheMan
The 2nd tire failure was very predictable. It was...

The 2nd tire failure was very predictable. It was severely overloaded as the result of the 1st failure. In reality, all remaining tires are suspect.
Forum: Tires, Tires, Tires! 02-15-2019, 11:23 AM
Replies: 49
Views: 4,318
Posted By CWtheMan
Well by now you must know I did my homework...

Well by now you must know I did my homework before posting. Here was the results.

https://www.nhtsa.gov/tire/GOODYEAR/TRAILER%252520MARATHON%252520RAD/null/22604#complaints
Forum: Tires, Tires, Tires! 02-15-2019, 11:12 AM
Replies: 49
Views: 4,318
Posted By CWtheMan
That subject is written about almost monthly in...

That subject is written about almost monthly in various tire news publications. I used the USTMA reference because it’s a new PDF revised when the RMA changed its name to USTMA. They represent the...
Forum: Tires, Tires, Tires! 02-15-2019, 07:22 AM
Replies: 8
Views: 410
Posted By CWtheMan
Where did this come from? What's it got to do...

Where did this come from? What's it got to do with tire identification?


The FMVSS are written to insure minimum safety standards are complied with by the vehicle manufacturers. RVIA may be a...
Forum: Full-timers & Snowbirds 02-15-2019, 06:52 AM
Replies: 23
Views: 1,372
Posted By CWtheMan
You'd find that hard to do with just about any...

You'd find that hard to do with just about any OME tires on trailers more than 3 years old. They are most likely already at max from the factory settings.
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