Shimano has announced what could be, the biggest product recall in cycling history. Over 2.8 million cranks have been subject to the recall with over 4,500 recorded failures which sees the delamination and in some cases complete separation of the cranks, sometimes with catastrophic results. In October’s Tech Of The Month, Joe Baker and Sam Gupta dive into the details of the product recall from Shimano, they also discuss Joe’s experience with the brand new range topping endurance bike from Pinarello, named the Dogma X, and they also discuss the state of the endurance bike market and pick which bikes they would choose to ride themselves. The Raleigh Chopper is the choice for Bike Of The Month. Let us know what you think of the latest endurance bikes down below.

    00:00 – Intro
    00:29 – Shimano Recall
    07:46 – New Pinarello Dogma X
    11:30 – What’s Happened To Endurance Bikes?
    15:42 – Bike Of The Month – Raleigh Chopper
    17:24 – Outro

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    47 Comments

    1. I understood the USCPSC had a reported 4,519 reported failures out of the 680,000 sold in the US alone. Maybe I am wrong but that is what it seems to indicate on the USCPSC website.

      They completely screwed the consumer.

      And what am I supposed to do? I live about 60 miles one way from a Shimano inspection station.

      Will I get anything back from the inspectors telling me this crankset was inspected and deemed safe?

      Am I really supposed to trust an inspector who has merely watched a video and/or read a handout to catch these problems? I trust my mechanics to fix my bike because of the experience they have from repairing bikes in the past but none of them as a singular person have much experience dealing with broken cranks to make them an expert.

      If my crankset does pass inspection, what do I do in the future? Do I take it back in for inspection every time there is a questionable noise or surface imperfection? Or do I just get the one inspection?

      I was loyal to Shimano for a very long time but the way they’ve handled this means I’m done with them. I might buy SRAM next but I will more likely switch to Campagnolo from now on. To me, this has damaged Shimano forever in my mind. I can understand them have an issues but the fact that they waited so long and obviously knew about it before doing anything about. It makes me want to look elsewhere. I’m not sure if you understand how voluntary recalls in conjunction with the US CPSC work but That usually happens as the last step before the USCPSC takes punitive action.

      Either they are safe or they aren’t. If they tell me it is OK to ride and I get hurt, I promise I will be contacting my lawyer about it.

    2. Dear Shimano,
      If it's a "stop ride" in north America, it's a "stop ride" everywhere. Otherwise, you are open to legal challenge.
      As someone with R8000 cranks, I am bloody furious.
      They KNEW about this issue and did NOTHING.

    3. The only reason the "no ride" order wasn't extended to Europe is because Europe don't try to sue for anything and everything like North America does!

    4. so these series of shimano crank sets are problematic. these series of components were provided by shimano to the pro teams they are sponsoring. were there any incidents of cracked cranks from these recalled series in the races ???

    5. Why is my Campagnolo still working after 22 years? What’s wrong cycling weekly always promoted Shimano as a better product … (or we’re they sponsored to) cycling industry is shameful for selling expensive junk!

    6. Okay, not affected by these cranks, but if I were, I'd like to promptly receive a discount certificate on new Shimano components instead of a look-see at old cranks prone to delaminating and cracking. No way could I trust those cranks when a mighty application of power could lead to a cracked-crank-caused crash. Still, I'd rather see plated metal cranks like bike jewelry back in the day. 😀

    7. My Shimano crankset inventory is all proven models and no Ultegra or Dura – Ace from that time period of concern . I have some RSX cranksets and while they are not the latest or lightest , at least they are proven .

    8. Never a Chopper guy, tho' I certainly respected the cool, always a loyal Sting-Ray guy and for sure, those bikes still have a treasured place in the hearts of many riders of all ages and backgrounds. I rode my Sting-Ray from age 8 to 15 and it was great, it was everything from a cool bike to a pretend race car and motorcycle and, well, even Evel Knievel's Harley And I still pay homage to that bike in my thumbnail from early '75 at age 15 in he Drake-Edwards Housing Area for American military and civilians in Frankfurt, West Germany. And I would do my jumps and wheelies just as a personal pursuit, yet German kids would walk over from their apartment complex and watch me and I really enjoyed showing them how we rode in California. But that Sting-Ray was fun from the start in San Francisco in '67, flying down steep streets and zig-zagging back up and even riding dirt trails at the top of Twin Peaks. And these days, I'd like to buy a 20" BMX bike with a long frame–some are longer than others–and mount a banana seat and ride an oval on an asphalt parking lot as relaxation and flat-track therapy. We used to race like that with cones on a parking lot and it was really fun and intense for ten or twenty minutes. 😀

    9. Does anyone understand that they just replace failing cranks? As long as they have no sign of that problem, they will not get changed and therefore i don’t expect a lot changes…

    10. This is as always a US induced problem… none of the bike shops i know have seen a failed crank… its just to avoid the huge US liabilities.

    11. I never trusted the hollow cranks. They are light, stiff and relatively aero, but the design is obviously more fragile than the old crude solid cranks.
      I haven't seen any knowledgeable person say this, but one of my own worries was that even a moderate bang (crash or drop) could start a microcrack that could grow slowly and fail months later. Was Shimano suspecting the issue was related to unreasonable customer abuse? The recall suggests they cannot prove it.

    12. They will never go bankrupt, Sram will die and Shimano will still around, but Shimano will lose a lot of money because of this recall and people trust will go down the drain and that will make people choose Sram more.

    13. I hope people do jump over to SRAM so maybe the prices of Shimano will drop and I can buy Dura Ace. Recall or not, SRAM is inferiour and Shimano is the GOLD standard…

    14. I’m really sad the Giant Defy is no longer an option… It’s been my favourite roadie for years and was ready to update when the 2024 model came out.

      But not only have they ruined the geometry for average rides, they added the cables through the headset which is a dumb fashion thing and no good for those of us that prefer mechanical.

      Now I don’t know what to get. The Defy was a lovely riding gimmick free design.

    15. Aluminum fails almost instantly and catastrophically, Shimano knows this. Calling it cosmetic is total bull. After having an Sti shifter stop working that was a year and a half old and the replacement cost was the same for that side as it was for a pair. Only built road bikes with Campy since then. Sram on mountain bikes.

    16. More bike choices = Better for us, the consumers. 😎 I just hope that the TREND for next year will be for Bike Prices to go down further. 💯👍

    17. I had a 6800 crank fail on me back in 2016. FWIW, the failure was in the arm and was not catastrophic. The backplate pulled away from the main case at one of the welds resulting in dramatic loss of stiffness, but it was still rideable to get back home. They replaced the crank and… actually I don't remember what happened to that replacement. There's a Stages LR R8000 on that bike now.

    18. Shimano knew about the issue for years, did nothing, and then finally offered replacement for cranks that can't pass a VISUAL inspection by untrained people. Anyone who knows anything about carbon fiber knows that most defects are not visible and failures are usually catastrophic and without warning. This is disgraceful.

    19. Shimano has known about this exact issue for at least 2.5 years and have been honoring warranties about it as long, they still are dealing a crank recall of many, many mid level cranks from like the nineties today as well, I mean….

    20. The first time a crank is inspected, deemed ok, and it breaks and causing an injury after shimano has admitted a design flaw, all these cranks will have to be replaced or be faced with a ridiculous amount of liability,

    21. Just about any enthusiast cyclist knows someone that has one fail, and just replaced it thinking shimano wont do a thing. I switched all my modern bike to SRAM force or Red for this reason.

    22. I own a Giant Defy and a Giant Propel. The Defy isn’t sporty enough and the Propel is too sporty and aggressive. Should have bought a TCR!
      The Dogma X looks tempting though!

    23. Yep, that's what happened to my Dura Ace crank a few years ago. "Out of warranty" I was told by the bike shop I bought the bike from. Paid $600 for a new crank and was left with a useless non-drive side crank with the Stages power meter as the Dura Ace 9000 was no longer being made. I actually rode with cracked crank for a few months and heard some undiagnosed noise, but nobody was able to tell me what it was. Until I saw a crack through the spider. They knew.

    24. I got one ringing Shomano Australia tomorrow. Thanks. BTW IMO Endurance model road bikes are great and I personally think what most ordinary folk should ride not some pimped up race model that companies push

    25. Grumman had similar issues with their light aircraft, they changed the glue in 1972 but the problems didn't appear for 20 years, it wasn't evidence of negligence, just a normal improvement.

    26. also there have been failures on the crank spindle of their EP8 ebike motors…they keep on blaming non-shimanos cranks people have used…what bs…obviously the spindle is fit for purpose

    27. Just a smokescreen to linger on. 2.8 million crankset are not safe for customers. End of story.
      0.7 % of those is known fails, if they do sue Shimano its the end of that…
      Had shimano in the 90's, was ok then. But went campy and still at it 😊

    28. Hollow has increased risks . Cracks that hit pavement could increase probability of failure . Campy record with drilled out chainrings still work well.

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