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Author Topic: Anyone Have experience with Goodyear MTR kevlars?  (Read 4371 times)

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Offline BlackYJ

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #15 on: June 28, 2011, 04:15:06 PM »
They put 6oz of beads in each tire, anybody have opinions if this is enough?

My SSRs have a fair bit of weight and I think my old 31" MTRs took about 4oz to balance

Edit: Disregard my post as I missed the fact you are using beads
« Last Edit: June 28, 2011, 07:48:47 PM by BlackYJ »
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Offline XJHERO

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #16 on: June 28, 2011, 04:26:58 PM »
id say they need more like 8-10oz
what kind of rims are you useing? cheep rims dont balance vary good.
also i bet these tires weigh more than your old ones so they could be making an old problem noticeable.
 
« Last Edit: June 28, 2011, 04:34:21 PM by XJHERO »
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Offline Jrama

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #17 on: June 28, 2011, 05:04:49 PM »
I got 15x8 Alcoa forged aluminium...they are the stock rims on RME TJ

I got some advice from modern motors, to just get rid of the balance beads and balance them traditionally. They also explained that the steering stabilizer certainly is not the cause of this or any other wobble on a jeep. talked to the shop, they agreed to re-balance them traditionally  

Offline JJonesee

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #18 on: June 28, 2011, 11:22:39 PM »
I have them. They are "ok"..  The BFG KM was a better tire. They are not wearing as "nice" as I would like them to, and are louder than you think.  They are better than the last MTR's.

By the way - make sure you put them on correctly.  The little lugs go in, or confirm the tire says "this side out". (Its usually the white letter side.)

 That said mine have always been on backwards and may be part of my problems.

As for balance - I run centramatics as well as a traditional stick on weight balance
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Offline Jrama

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #19 on: June 29, 2011, 05:30:40 PM »
I just got them re-balanced at the shop using the traditional stuck on weights. They are now glass smooth, road noise is extremely minimal, about the same as a KM2. These however feel much more stable through the corners and  generally handle better (Clearly these tires have a stiffer sidewall). My KM2s were a 10.50 width, these are a 12.50. You can however feel the extra rolling resistance of these tires over the 10.50's (4.88 ratio was a wise choice). At very low parking lot speeds you can just feel the rumble of the lugs on the pavement, like little tank treads.

They balanced with a maximum of 11oz of weight at the most.

Mine are mounted correctly, I had discussions with the guys mounting the tires. However nice these tires are on the road (so far) I am very curious to see how they actually perform on the trail. The voids between all the lugs (little and big) vary in size and have a 1.5"- to 1" spacing between them. They look like they should throw mud. I am going to be out this weekend and should have  pretty good idea of how these do
« Last Edit: June 29, 2011, 05:35:38 PM by Jrama »

Offline Zombie

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #20 on: July 01, 2011, 01:45:08 PM »
a nice chart to see with the balance beads

http://www.innovativebalancing.com/BigTirechart.htm


I have heard good and bad about them, not great for lower profile stuff.

depending on how the tires were mounted can have a huge difference on how much weight is needed. they can usually be match mounted(like up the heavy spot with the low spot on the wheel to minimize the amount of imbalnce.

I have had my 31's take no weight at all or about 11 oz to balance( before match mounting them), I then got it down to about 5 -6 oz with match mounting.
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Offline morerpmfred

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #21 on: July 01, 2011, 02:55:15 PM »
How do you match mount tires?

Offline Jrama

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Re: Anyone Have experience with Goodyear MTR kevlars?
« Reply #22 on: July 19, 2011, 11:22:55 PM »
I hate it when you come across threads that don't have a proper conclusion so.....
Now that I have bought these tires and run them on the trail a couple times I thought I'd answer my own question. I have been running these tires at 15 psi, so there is still potential room for improvement.

Rocks - Couldn't be happier, seem to grip with the best of em easily. Clearly this tires competency. Probably have pretty hard time finding a streetable tire that grips as hard as these.

Mud - Flat out work, better than what I was hoping for. Mud is not an issue for this tire, it will pull you through. Get them spinning and watch the mud clear the tires horizontally, not just flinging off the tread vertically.

Trail-Bite hard on wet logs,slippery obstacles tons of control

Dirt/ Loose surfaces- Hill climbs thus far have been easily done, shale hills are 2wd drive obstacles with little slip.

Road- Great for an M/T quiet and handle well wet, dry and just fine on the highway. I may emphasize these tires offroad abilities, but seriously a docile M/T that again will hang with the best of them on the pavement. Winter however i have no basis for judgement.

To Sum it all up, these tires are better than I hoped. If your looking for a tire that will kick some serious arse on the trail and will be easily driven on everyday these are a top choice. I'd like to say they will hang with the more extreme MT's such as TSL's and Iroks without much of a problem.

« Last Edit: July 19, 2011, 11:32:09 PM by Jrama »