Shimano crank loose. 0407-2401 SHIMANO DESCRIPTION CODE NO.
Shimano crank loose The NDS crank will only be rotating freely if the spindle has failed or you've somehow managed to completely wear the splines out of the crank. All went well, 15miles of hills streets and jumps, not a budge. I think due to undertightening but do not know for sure (rode about 2000km before it came loose). I tighten them in stages, cause 45 seemed super tight. Now installed same as before, no new BB. Mar 28, 2021 · I have replaced the E13 cranks with Raceface Aeffect cranks. The RF Cranks state 45ftlb of torque. A few small taps from a soft face hammer, such as a mallet, may be 0407-2401 SHIMANO DESCRIPTION CODE NO. Pedal still goes in smoothly but will only stop wobbling around when screwed in almost maximum. Jul 24, 2022 · Warranty changed the crank. It probably was not installed correctly/tightly from the start. Are you looking to protect your nice cranks? Look no further. Crank was faulty, shimano service said that they had several complaints of crank coming loose. Home › Forums › Bike Forum › Shimano XT crank keeps falling off. Mar 9, 2021 · I may well change the cranks myself at some point. SOME MODIFICATIONS MAY BE REQUIRED! NO FIT IS GUARANTEED! Crankset Brand: Crankset Model - SKU Number* - Brand *SKUs shown is Black, other colors may be available Home › Forums › Bike Forum › Shimano crank retainer/safety pin thingies Search Overview Chat Bike Members News Women This topic has 15 replies, 10 voices, and was last updated …. They shared this with Shimano who said that they were aware of 49 spindle failures and not one was associated with a Shimano crank. ITEM NO. **NOTE: NOT ALL CRANK BOOTS FIT EXACTLY ON ALL CRANKS. Good job I stood up to give it a couple of extra cranks for maximum speed when I noticed it coming off. Getting the crank loose will likely be the hard part, once it is loose it should slide right off. It is usually indicated first by few now an then click-clanks somewhere in the region around BB. Loose crank arms damage the press fit interface (of crank arm, spindle, or both) Once a press fit interface is damaged, it will most likely never hold tight, even if properly torqued. If your crank arm became loose and rotated 180 degrees the steel axle has likely significantly damaged the internal splines of the alloy arm. E13 drive side was needing a tighten 3-4 times during the same ride. If ANY spacer is on your non-boost, standard spindle it will not allow enough purchase on the splines, creating your spacing issue. Mar 14, 2014 · Keep in mind that Shimano has a stop plate that will need to be carefully removed as well. Oct 18, 2013 · Warranty changed the crank. Almost 1500 miles no problem so farm. But instead of sliding it's repeatedly sticking then jumping. If this happens the crank will not stay tight on the axle and will work its way off again. When checked, the bolts are loose, and the safety plate loses it's "nose" Jan 22, 2021 · For Shimano to make the different cranks (standard, boost, super boost) they simply attach a longer spindle and use spacers to produce wider chainlines and Q factors. This is more apt to come loose than the right because of "precession" -- most crank bolts are right-hand thread on both sides, but the motion of the crank arm relative to the shaft tends to loosen the bolt on the left side, whereas it tends to tighten the bolt on the right side. You may be able to save it by cleaning it all up and tightening the clamp bolts to the top of the acceptable torque setting* – it’s a lot tighter than you Aug 14, 2023 · Loose bike cranks can disrupt your ride and jeopardize your safety. Tightened it 50 nm. It's one item sliding over another. Shimano stated that only Shimano cranks were tested and approved for the EP8 motor. We have a great list here of boots to help you decide what fits. In this comprehensive guide, we’ll equip you with valuable insights, tips, and solutions to prevent, detect, and address loose bike cranks effectively. Same wheel manufacturing threaded BB as used with XT crank. Loosen the pinch allen bolts, turn the star nut in and if you don't have that round plastic shimano tool use a small coin to turn it. It had gone away for a month or so, but now it's back and happens most rides. For SRAM at least, it can take a HUGE effort to “break” the bolt and crank loose. (45-55) it says on it. The latter is more likely, given that the crank is alloy and you believe tightening the pinch bolts helps, but that still requires a fair bit of heavy riding with a loose crank. Aug 12, 2021 · The problem is that when a crank arm gets loose and falls off, the splines on the axle and arm get slightly damaged. Jul 19, 2019 · If you’ve been repeatedly riding with a loose crank arm it could be that it’s now damaged. The amount of movement might only be a fraction of a millimetre. The article explores an unusual failure in Shimano cranksets, providing insights into its causes and implications for cyclists. It only happens Mar 3, 2022 · Well after thinking I'd solved my right hand Shimano 160mm crank arm problem it came loose for a 3rd time on Saturday, just as I was about to hit a very high speed section with jumps. Apr 5, 2012 · The crankset is Shimano TC-M361 and As rlouder indicated, once the interference becomes too loose, it's usually time for both a new crankarm and bottom bracket Good, the shimano crank spindle is much harder compared to the arms, a loose arm can severely damage the threads of the arm, hebce why you can buy those crank arms seperately 😉 #ILearnedFromExperience Mar 14, 2014 · Keep in mind that Shimano has a stop plate that will need to be carefully removed as well. But nothing is safe from an incompetent mechanic. So far, so good. Splines on the crank arm will be worn. I have Rotor cranks on 3 different bikes and they have been fantastic. Result is that the outside part of the thread is gone. Feb 11, 2013 · By "non-drive" I assume you mean the left side. The stop plate is found only on Shimano, and is used to prevent the crank from sliding out in the event the cap falls off (if someone forgot to tighten the cranks down in the first place). Pics of both cranks below - May 16, 2024 · Hi guys, Please listen to the audio clip attached. g. Sep 12, 2024 · Then, screw the foot back out, using the handle or 15mm wrench. Jul 22, 2021 · Best bet is either go xtr, or swap in a dub bottom bracket & buy a cheap used sram crank. – is the little plastic bolt necessary? Search Overview Chat Bike Members News Women This topic has 37 replies, 22 voices If the left crank feels loose but the right is rock solid, then as people here say you need to tighten it as they say. Purchased a big torque wrench also. So I have a 2021 YT decoy elite, with an EP8 motor. A few small taps from a soft face hammer, such as a mallet, may be Sep 30, 2022 · OK, I have not handled that Shimano style, but have plenty of experience with the SRAM version that is similar. Crank arm loosens while riding. Since last summer, an intermittent creaking noise has been coming from the cranks / motor area. The OP would have noticed if the cranks were really loose. It’s a shame, I have nothing against the e13 cranks (other than one falling off last year), but after Shimano’s statement that only Shimano cranks should be used with their (Ep8) motor, it’s shaken my trust in them upholding a future warranty issue Mar 3, 2022 · e13 have used independent analysis to confirm that it is a design defect in the spindle and not caused by e13cranks. 0407-2401 SHIMANO DESCRIPTION CODE NO. How to adjust Shimano Claris front derailleur Shimano Claris front derailleur Apr 17, 2015 · But Deemar has the most likely reason in this case - the cranks are loose on the axle. Then, just remove the crank puller and repeat the process on the other side. Mar 11, 2020 · The crank slides on to splines on the axle, and should not be able to rotate even if the pinch bolts are loose. So then the arm is going to have play even when fully tightened and will eventually fall off no matter what you do. I end up placing a pedal on a step or firm support, and then actually push down on a long 8mm wrench with my foot to get enough force. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 Chainring teeth combinations: 44-32-22T / 48-36-26T Bolt circle diameter My left pedal came loose in a race some days ago (dura ace 9100 crank). Wolftooth makes a ring that has sram crank fit & shimano chain teeth. Think about how a creak is produced. You could try tightening with lots of torque, grease on the square taper and threadlocker (e. After 2 years of good use, left crank arm on my FC M542 crank set has started to get loose quite often (cca 500 km). blue Loctite, but in a pinch any kind of glue works) on the threads. cmbbke fhnbv opa rudyon bfggp gxmft lawz gonbrh urpsia pbvbg