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INTENSEcretAgent
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Stripped XTR FC-M980 Crank?
02/10/14 at 5:34pm
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I just installed the above mentioned crank and after only a 10 mile ride at Beatty (yeah not even that hard), the drive side pedal hole is stripped in the crank 85% of the depth?  (which is about exactly how far the pedal goes.)

Anyone ever have this issue with Shimano and how helpful are they with warranty replacement?

Can any local shops replace under warranty (even though I purchased mail order)

Its a 175mm 24x32x42
  
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INTENSEcretAgent
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Re: Stripped XTR FC-M980 Crank?
Reply #1 - 02/10/14 at 7:57pm
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Ok, called Shimano and they said the quickest way to take care of this is to take it to any LBS for them to submit a claim into Shimano.   

I'm in the Matthews / Beatty area.

Any LBS shop that has this new in stock that might be able to just swap out and wait for replacement from Shimano?

FC-M980 M175mm 24x32x42

Thanks.
  
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kawsakimx6
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Re: Stripped XTR FC-M980 Crank?
Reply #2 - 02/10/14 at 9:50pm
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If there is not a LBS that is willing to take another stores product back and loose inventory of their own until Shimano decides to refund / replace.  Can you not just contact the dealer where you bought it?  I do not sell bike parts on my website, but we take back  (returns / defects / etc) and ship right back to you.  If it is a defect we cover shippting too, so you would be out no more money.
  
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INTENSEcretAgent
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Re: Stripped XTR FC-M980 Crank?
Reply #3 - 02/11/14 at 3:50am
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Yeah, sending back to the original place of purchase is looking to be the best option although ill incur shipping on a mfg defect product.

I was hoping a LSB would step up even though it was not purchased.  XTR cranks are not typically big movers anyway and Shimano was stating an advanced replacement though a LSB was the quickest and most efficient option.

I am now very disappointed in Shimano because they instructed me the quickest way to cover this and after bringing to a LSB, they say Shimano wont do that either, so its becoming a larger hassle.

I will give a shout out AGAINST MOJO CYCLES in DT Matthews.  They wanted no part of it, wouldn't even contact Shimano, and even sent my wife away.  TERRIBLE customer service.  (had to send my wife because I was at work and on the Phone Shimano made it sound so straight forward.)  (It should have been simple)

At least Ultimate Cycle was courteous enough to contact Shimano as Shimano instructed.  But like any other US based company, Shimanos story/policy changes from rep "dialed" to rep "dialed".  I asked Ultimate to contact their field rep to inquire as to why the change in policy, but have not heard back yet.

Either way it is turning out to be a terrible experience...

It was my first ride coming back from about a 3 year hiatus.  Now it sounds like it will be a month before I can ride again...  Sad
« Last Edit: 02/11/14 at 4:04am by INTENSEcretAgent »  
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HockeyMark
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Re: Stripped XTR FC-M980 Crank?
Reply #4 - 02/11/14 at 12:21pm
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INTENSEcretAgent wrote on 02/11/14 at 3:50am:
I was hoping a LSB would step up even though it was not purchased.(

As a small business owner, but not in the bicycle business, I'll say what I'm sure is on the mind of all the LBS owners locally that see this.

They don't get paid by Shimano or SRAM or anyone else to support those products. They get "paid" when you buy stuff from them, and then they're more than happy to support you if and when you have a problem. When you shop on-line to get the lowest price, you inherently are accepting the idea that support is going to be different than if you go to Ultimate, Mojo, or anywhere else. If these shops DO help you out, despite you not buying there, well good for them. But you shouldn't expect that, let alone expecting them to roll out a red carpet.

The other thing they'd likely say, but not wanting to offend, will likely remain silent, is that a properly installed Shimano XTR crank will very rarely have a "manufacturing defect". The most likely cause of a stripped crank is improper installation. So a LBS is then in the awkward position of defending a non-customer to Shimano when it's a part they didn't sell AND didn't install. I'm not surprised at the reception you got.

I'm sorry you're having the problems, and especially that you'll be off your bike awhile. But ranting against a LBS is just not right. I'd post up on the marketplace and see if someone has a used crank-set for cheap that you can sub in for whatever time your XTR is out of commission. Heck, if I had one, I'd gladly lend it to you until you got this squared away. But lay off the LBS - support is a 2-way street.
« Last Edit: 02/11/14 at 12:22pm by HockeyMark »  
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Re: Stripped XTR FC-M980 Crank?
Reply #5 - 02/11/14 at 12:33pm
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HockeyMark wrote on 02/11/14 at 12:21pm:

As a small business owner, but not in the bicycle business, I'll say what I'm sure is on the mind of all the LBS owners locally that see this.

They don't get paid by Shimano or SRAM or anyone else to support those products. They get "paid" when you buy stuff from them, and then they're more than happy to support you if and when you have a problem. When you shop on-line to get the lowest price, you inherently are accepting the idea that support is going to be different than if you go to Ultimate, Mojo, or anywhere else. If these shops DO help you out, despite you not buying there, well good for them. But you shouldn't expect that, let alone expecting them to roll out a red carpet.

The other thing they'd likely say, but not wanting to offend, will likely remain silent, is that a properly installed Shimano XTR crank will very rarely have a "manufacturing defect". The most likely cause of a stripped crank is improper installation. So a LBS is then in the awkward position of defending a non-customer to Shimano when it's a part they didn't sell AND didn't install. I'm not surprised at the reception you got.

I'm sorry you're having the problems, and especially that you'll be off your bike awhile. But ranting against a LBS is just not right. I'd post up on the marketplace and see if someone has a used crank-set for cheap that you can sub in for whatever time your XTR is out of commission. Heck, if I had one, I'd gladly lend it to you until you got this squared away. But lay off the LBS - support is a 2-way street.

Spot on.
  
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sager
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Re: Stripped XTR FC-M980 Crank?
Reply #6 - 02/11/14 at 12:37pm
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HockeyMark wrote on 02/11/14 at 12:21pm:

As a small business owner, but not in the bicycle business, I'll say what I'm sure is on the mind of all the LBS owners locally that see this.

They don't get paid by Shimano or SRAM or anyone else to support those products. They get "paid" when you buy stuff from them, and then they're more than happy to support you if and when you have a problem. When you shop on-line to get the lowest price, you inherently are accepting the idea that support is going to be different than if you go to Ultimate, Mojo, or anywhere else. If these shops DO help you out, despite you not buying there, well good for them. But you shouldn't expect that, let alone expecting them to roll out a red carpet.

The other thing they'd likely say, but not wanting to offend, will likely remain silent, is that a properly installed Shimano XTR crank will very rarely have a "manufacturing defect". The most likely cause of a stripped crank is improper installation. So a LBS is then in the awkward position of defending a non-customer to Shimano when it's a part they didn't sell AND didn't install. I'm not surprised at the reception you got.

I'm sorry you're having the problems, and especially that you'll be off your bike awhile. But ranting against a LBS is just not right. I'd post up on the marketplace and see if someone has a used crank-set for cheap that you can sub in for whatever time your XTR is out of commission. Heck, if I had one, I'd gladly lend it to you until you got this squared away. But lay off the LBS - support is a 2-way street.

+2
  
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Re: Stripped XTR FC-M980 Crank?
Reply #7 - 02/11/14 at 2:33pm
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sager wrote on 02/11/14 at 12:37pm:

+2


+3.  Risk you take for saving a dollar or two.
  
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INTENSEcretAgent
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Re: Stripped XTR FC-M980 Crank?
Reply #8 - 02/11/14 at 5:23pm
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+4 here really.  

I hear what you are saying and agree to an extent.  hockeymark, you are jumping against me here a little and not taking me for exactly what I typed and was saying / asking.  I expected nothing other than Shimano's instruction, but was "hoping" for an opportunity.  (but definitely did not expect anything nor rant against someone for such a lofty "hope".)

There are also a few flaws in your statement.  Particularly, not everything is about "getting paid".  That part of whats wrong with this world. (soapbox)  Everything should not be about "getting paid" or your a pretty self driven person / business.  Sales root and come from reputation and good customer service.  Ultimate has always given me that and is why I ended up at them.  I should have gone to them in the first place.  I have used them since I have lived here back to the days of Gramps being there.

In my original post, I did state to "hopefully" step up.  To the ultimate extent we are a community of bikers here.  I expected nothing but what Shimano themselves promised.  (but i was "hoping" for more from a LBS.)   Wink 

LBSs are an extension of Shimano support even being in their network such as kawasakimx6 reflected.  I do support LBSs and other local companies for that matter.  Mainly for the service and thats why I ended at one, rather than sending directly to Shimano.  (again, as directed by Shimano)

To yellowducks comment thats a risk im willing to accept, and is why companies have warranties that are supported by all retailers.  (has nothing to do with their inventory or sales.) It had to do with customer support and SERVICE which is what LBS should excell at.  (additionally for the most part small LBSs dont usually stock high dollar items like this, so MO is also faster.)  It is no different than if I bought a bike from a LBS in Florida, moved to NC and would ask a LBS for support of an in warranty item.  Just because this is MO doesn't exclude it from the biking culture and should have been treated with an appropriate level of customer service for any small business.

My intentions here were humble, but did not expect to be treated as a lepper <sp> from Mojo Cycles nor within our biking community.

Re: Installed properlyThat's insultingAngry (maybe you don't know how to install a pedal, but I think my 4yr old daughter could figure that out.)   I have been building bikes from scratch for 20+ years...  I think I got it right and the overall condition of the crank reflects that.

Bottom line I think it does belong in the gear section, because I too am flabergasted on how this could have occurred since properly installed.  I was more looking to see if Shimano may have had a bad batch of threads somewhere down the line or something.

Thanks though for "wishing me well to get back riding"...  Ill take that as a positive. 

(sorry, please reread this post in full, I had a bunch of edits on this clarifying my points) ;]
« Last Edit: 02/11/14 at 8:36pm by INTENSEcretAgent »  
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Re: Stripped XTR FC-M980 Crank?
Reply #9 - 02/11/14 at 5:37pm
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Either way, the issue has been resolved.  Shimano came through and is replacing as they promised.  It just took a little more legwork than originally promised.

Thanks to Ultimate, and I will continue to come to you for my local sales an service needs.  Mojo Cycles, not a chance... (and im glad my wife walked out.)

If anyone else has had any issue with Shimano crank threads through, I would be interested to hear since it was such a bizarre occurrence for me in 20+ years of biking...
« Last Edit: 02/11/14 at 5:53pm by INTENSEcretAgent »  
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Re: Stripped XTR FC-M980 Crank?
Reply #10 - 02/12/14 at 2:25pm
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INTENSEcretAgent wrote on 02/11/14 at 5:23pm:

Re: Installed properlyThat's insultingAngry


Certainly did not mean to insult. Like you, I've been working on bikes for years. But in that time, I've made my share of mistakes. It happens. Again, the most likely (but not the only) cause of stripped threads is improper installation. Unless it came new-in-box to you, shrink-wrap in tact, it's also possible that a less-than-upstanding web retailer sold you a (damaged) take-off part and you got stuck with it. That happens too.

My whole point wasn't about the crank, the installation, or the failure of the part. It was to get you to lighten up on the LBS. I'm glad Ultimate stepped up. And it's too bad about your (or your wife's) experience elsewhere. 

In my business, I'll help whoever calls - goodwill goes a long way. But I will absolutely bend over backwards for a regular customer. The guy that shops on-line for cheapest parts, but then wants to eat up my time? Not so much, but I will help out to a point. You don't sound like the "eat up my time" sort. And you were only put in this situation because of the "dealer model", where manufacturers want support going back through the folks that sell to you - specifically to ensure the ability of the LBS to survive. Were it me, I'd have said "let's have a look" - and checked out what Shimano was willing to do about it before handing out a part from inventory.

Again, no offense intended - and glad you'll be up and riding soon (or whenever the spring thaw arrives!). Ride on!
« Last Edit: 02/12/14 at 2:25pm by HockeyMark »  
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Re: Stripped XTR FC-M980 Crank?
Reply #11 - 02/13/14 at 4:48am
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I hear what your saying and thank you.

I am really baffled by it myself.  You should have seen it.  The crank was stripped the entire depth the pedal was.  The crank was smooth as a baby's bottom the whole depth.  (I could not have gotten smoother results using sandpaper.)  I literally just pulled the pedal out with my hand and all the crank threads were still in the pedal for its whole depth.

Im convinced it had to either be a pedal thread problem or the crank thread problem.  

Either way both were brand new, and I am having both replaced just in case.  (i don't want to strip another crank if it was a bad pedal thread and putting the same pedal on does the same) (nor the reverse if the crank somhow damaged the pedal for the new cranks (but less likely based on the difference in material between the two))

Still baffling.  Never seen it before...  Really surprised no one has chimed in with any somewhat relateable experiences.
« Last Edit: 02/13/14 at 4:51am by INTENSEcretAgent »  
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Re: Stripped XTR FC-M980 Crank?
Reply #12 - 02/13/14 at 2:50pm
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I've never heard of something like that happening before.  Seems like you would have to really torque on the pedal all the way in to strip it like that.  It almost sounds like a problem with the metal in the arm being too soft or something.

Glad you got it sorted.
  
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Re: Stripped XTR FC-M980 Crank?
Reply #13 - 02/20/14 at 8:45pm
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Special thanks to tall Mike at Ultimate Bicycle.  He got me on the trail again.  Thanks Mike! (Hope my wife was not too much of a pain. (Like they all are not)) ;]

I continue to track this unusual issue down, and I noticed something interesting on reassembly.

As a precaution and not knowing whether the failure was in the pedal or the crank (and that they were both brand new) I had both replaced.  Upon reassembly I noticed something:

The new pedal goes 98% all way through the crank.  (100% engaging threads) The old only went as far as it stripped.  (75-80%)  Now while I do torque them down to spec, I have to say I have never paid attention to a pedal & crank combos mfged depths over the years.  Only the torque was specified and mattered.

Granted im no light weight, but this is interesting.  You would think all pedals would want 100% engagement unless you are a true weight wienie.  (which I am, but never really noticed this as a result (full suspension sub 24lbs.))

1. I looked at the other 3 bike hanging in my garage, and they do range from 75% to 90% depth/engagement.  Is this a weight saving technique?  (all pretty high end pedals for their days: Richies, Frogs etc.)

2. Alternatively, hypothetically, have you ever over torqued a pedal? 300+ inlbs is only like 25ftlbs, but could it be done?  (mine never passed or did the over tighten loosen, but is it even possible with the leverage you can get on pedals or the soft metal they are made of these days?)

Just some thoughts as this continues to be a curiosity to me...
« Last Edit: 02/20/14 at 8:48pm by INTENSEcretAgent »  
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Re: Stripped XTR FC-M980 Crank?
Reply #14 - 02/20/14 at 10:06pm
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I don't use a torque wrench to install pedals but that's just me.  More than likely, you're just making them a pain in the ass to get off later.  As long as they are good and snug, they won't come off while riding.  The reverse threads ensure this.
  
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