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Topic: When to change tires (Read 1147 times) previous topic - next topic

Re: When to change tires

Reply #25
You want to be careful rotating you tires also dual positions need t have tread depth measured to keep comparable tires matched.Putting one new tire on a dual axle with wear on the old tire will accelerate the wear on the New Tire and or cause premature failure to both.
http://www.truckinginfo.com/article/story/2010/01/mismatched-duals.aspx
91 GV U300 Unihome 40' Build 3811
6V92TA Detroit

Re: When to change tires

Reply #26
Here's another example of a front tire blow.  I went to Johnson Diesel  Johnson Diesel Inc and Johnson Collision - High-Quality | Biloxi, MS a couple of weeks ago before the weather got real hot to talk to Andy Herring about replacing my front bulkhead bolts and other things.  He owns 2 motorhomes and they do a lot of lot of collision repair work on trucks, buses, motorhomes, etc.  There was a 45' Newmar Essex Tag in for repairs and Andy told me he had a right front blowout just before approaching a big overpass here on I-10.  He told me the owner was driving it from Fl to Az and the  tires came apart.  The right front blew and he went off the Interstate into the ditch.  It would have been a different story had he been on the overpass.  The owner told him the coach had "sat up" for a while and that he was told "the tires all looked good"! 

I looked at the tires and saw they were 10 year old Michelins and probably came with the coach when new.  Most of the damage was up in front and underneath and Andy estimates to the tune of about $30k!



Big lesson learned here. You better make d@#$ sure to check your tires frequently yourself and don't rely on a non-expert's opinion as to how good they are.  The heat index was 106 here saturday with heat stroke humidity and I don't know how hot the highways were.  My tires are dated 11/05 and "look great", but I'm not going anywhere till a new set goes on!

Andy told me also he only uses truck tires and changes them every 3 years.
Jerry

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Jerry and Cindy Maddux
1993 U300/36WTBI DD6v92TA
build 4271  "Miss Lou"
1995 suzuki sidekick 4x4 toad
Gulfport, Ms

"Pride of Ownership"

Re: When to change tires

Reply #27
  The heat index was 106 here saturday with heat stroke humidity and I don't know how hot the highways were.  My tires are dated 11/05 and "look great", but I'm not going anywhere till a new set goes on!

I blew a front once (my fault), talk about not knowing what just happened! I thought either the front end had come loose or I'd been shot.
1993 U-240 "La Villa Grande"..CAT 3116 w/ Pacbrake PRXB...Allison 3060 6-speed..
Previous: 1983 Airstream 310 turbo diesel, 1979 Airstream 280 turbo diesel
                                      Build # 4297
                                      PNW natives
                      Home base:  'Cactus Hug' (Ajo, Arizona)
                        DW Judy & Chet the wonder dog
                        Full-Timers 'Sailing the asphalt sea'

Re: When to change tires

Reply #28
Another consideration is how fast you drive.  Do you drive 60, 70, or 80?  Driving at 73 exerts 50% more centrepital force on the tire than driving at 60.  I drive my vehicles resaonably hard, so I consider maintenance items like tires cheap insurance.
Steve DeLange
2005 U320T 40'
Pearland, Texas

Re: When to change tires

Reply #29
Here's another example of a front tire blow.  I went to Johnson Diesel  Johnson Diesel Inc and Johnson Collision - High-Quality | Biloxi, MS a couple of weeks ago before the weather got real hot to talk to Andy Herring about replacing my front bulkhead bolts and other things.  He owns 2 motorhomes and they do a lot of lot of collision repair work on trucks, buses, motorhomes, etc.  There was a 45' Newmar Essex Tag in for repairs and Andy told me he had a right front blowout just before approaching a big overpass here on I-10.  He told me the owner was driving it from Fl to Az and the  tires came apart.  The right front blew and he went off the Interstate into the ditch.  It would have been a different story had he been on the overpass.  The owner told him the coach had "sat up" for a while and that he was told "the tires all looked good"! 

I looked at the tires and saw they were 10 year old Michelins and probably came with the coach when new.  Most of the damage was up in front and underneath and Andy estimates to the tune of about $30k!



Big lesson learned here. You better make d@#$ sure to check your tires frequently yourself and don't rely on a non-expert's opinion as to how good they are.  The heat index was 106 here saturday with heat stroke humidity and I don't know how hot the highways were.  My tires are dated 11/05 and "look great", but I'm not going anywhere till a new set goes on!

Andy told me also he only uses truck tires and changes them every 3 years.
Jerry


WOW,
That middle picture showing the date code is a poster child for NEEDS TO BE REPLACED.  10 years old and severe sidewall cracking. I would venture that it was also not well cared for/stored outdoors in the sun uncovered.
Brett Wolfe
EX: 1993 U240
Moderator, ForeForum 2001-
Moderator Diesel RV Club 2002-
Moderator, FMCA Forum 2009-2020
Chairman FMCA Technical Advisory Committee 2011-2020

Re: When to change tires

Reply #30
WOW,That middle picture showing the date code is a poster child for NEEDS TO BE REPLACED.  10 years old and severe sidewall cracking. I would venture that it was also not well cared for/stored outdoors in the sun uncovered.

One of our forum members posted a while ago, wondering about the tire condition at RV "Dealerships", where the poor coaches had sat, and sat. :'(
1993 U-240 "La Villa Grande"..CAT 3116 w/ Pacbrake PRXB...Allison 3060 6-speed..
Previous: 1983 Airstream 310 turbo diesel, 1979 Airstream 280 turbo diesel
                                      Build # 4297
                                      PNW natives
                      Home base:  'Cactus Hug' (Ajo, Arizona)
                        DW Judy & Chet the wonder dog
                        Full-Timers 'Sailing the asphalt sea'

Re: When to change tires

Reply #31
Caveat emptor.
Brett Wolfe
EX: 1993 U240
Moderator, ForeForum 2001-
Moderator Diesel RV Club 2002-
Moderator, FMCA Forum 2009-2020
Chairman FMCA Technical Advisory Committee 2011-2020

Re: When to change tires

Reply #32
Here's mine
1999 40 ft. U-320 wtfe build 5563 Chuck & Lynda's "Rollin' Inn"  2030 watts solar
prev. mh's 71 GMC 5 yrs. 73 Pace Setter 1 yr. 78 Vogue 5 yrs 81 FTX 40ft all electric 18 yrs. 1996 Monaco Signature 3 yrs.
2014 Grand Cherokee Overland
Dream as if you will live forever. Live as if you will die today.  James Dean

Re: When to change tires

Reply #33
...smart truck drivers come over to RV owners at the tire dealer and hope to get a set of brand new 6 year old tires given to them :)
When I was young, broke  and an owner-operator (18 wheelers)... YUP been there and dun that!
'02 40' U320t  4010WTFS Build 6036 1 slide
Motorcade # 17841
SKP 151920
Retired truck driver
 5 million miler
Still have itchy feet for travel