I didn't torque it down; I just tightened it nice and snug. Will look at Napa for that oversized bolt. Just drill out the hole and rethread. Just be careful to ensure it's catching the existing threads and not starting to cut new ones. So far I have been lucky just using some red loctite and torquing it down as far as it will go without simply doing more damage. Questions of a Do It Yourself nature should be I fought for a long time, and now I can see why it is easy to cross thread these holes. Remove these and take out the caliper, and watch that the brake lines arent twisted. Is there enough thread left to where you can just retap it or did you completely strip the threads out all the way through. Brake Caliper bolt threads stripped; should I replace knuckle? Aug 5, 2018 Should be able to get one of those bolt extractors in the big box stores. Used concrete repair kit from HD w ABS Brake Repair: How to Repair an ABS Sensor. you're going to a 7mm hole from 6mm in a post mount where the face is about a 12x12mm square shape. stripped front brake caliper bolt threads | Focus Fanatics Take it to your LBS and have them re-chase the threads. They are Bugiad make, which I had never heard of, but the price was very good so I took a gamble on a pair when I did my front end rebuild last year. Forum Software Specific Help. The tap picked out the remains of the pin and the new guide pin fitted perfectly. I can only assume this means I cross threaded it to begin with and have again cross threaded it. I have spoken to the Audi main dealer (Cheltenham), who were unable to tell me what the Guide Pin thread is. I am not sure I would use a Helicoil given the safety aspect and the difficulty of getting the correct angle - the caliper will seize if the angle is wrong. What Brake Calipers Do & How to Tell if They Are Bad - CARiD "Mountain biking: the under-rated and drug-free antidepressant", http://www.amazon.com/Loctite-Form-Thread-repair-grey/dp/B000WSEUII?ie=UTF8&*Version*=1&*entries*=0. Total price: $185.43. The kit references a size "U" drill bit. You said "barely" stripped. Rear brake caliper bracket bolt is stripped Attach an air hose to the hole where the fluid enters the caliper. Use brake fluid to lubricate the parts, and start by working on the seal. The material is being replaced. Type A-Spec said: From acuraoemparts.com. @MaplePanda good point, but magnesium fork parts are still pretty rare AFAICT, New blog post from our CEO Prashanth: Community is the future of AI, Improving the copy in the close modal and post notices - 2023 edition, One stripped post mount on suspension fork. I pulled the bolt and wouldn't you know it I had pulled a few threads :madmax: I ran a tap through and cleaned it up but was not comfortable torquing it down. has motion/slop (do it up tighter, and use threadlocker to minimise vibration), bolt was cheap/underspecced and stretched during use/installation. or the PopLock hold down screw? All information is provided "AS IS." WebDorman offers a line of brake bleeder repair kits to repair stripped-out bleeder screws on a caliper. Post mount is M6x1. I found the repair kit here but I wasn't going to pay for it since this should be a one time problem. OK, I am now looking for a permanent solution to the issue in the OP above. The only issue with a heli-coil is that, since you have to oversize the hole, you might run out of edge distance on the hole. Thank you and have a great Holyday! Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. If it's Slide the seal into its groove in the bore and replace the piston until about half an Interpreting non-statistically significant results: Do we have "no evidence" or "insufficient evidence" to reject the null? Learn more about Stack Overflow the company, and our products. I figure I ride the thing about 80% of the time, so it gets a lot action. Helicoils and magnesium are not a problem, it's used all the time on older Porsche magnesium engine blocks when the head studs get pulled out of the crank case. It was a Dorman Help! Seeing as how you havn't really badly stripped it out, I'd use some red loctite, and hope for the best. JavaScript is disabled. Caliper Stripped Thread - Advice please | Audi A2 Owners' Club This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. Put the caliper on a flat surface, with a piece of wood in front on the piston. My local Napa actually had the part in stock and would match there online price if I brought in a print out with the online price. Adding EV Charger (100A) in secondary panel (100A) fed off main (200A). Anybody know this one? I noticed that one of the bolts used to attach the brake to the fork is stripped and found many solutions but wanted to know if continued use will make it worse with and without repairing it. Repair damaged/stripped brembo caliper mounting Use a longer bolt that isn't tapered at the end to maximize the threads and use plenty of loctite. I drilled out the centre and re-tapped with a 9mm tap (which I am trying to find). Well, today while going back over a recent brake job and properly lubricating everything, I managed to strip the lower hole on the driver's side caliper carrier where the lower caliper guide pin bolts up (I think it's the carrier, not just the bolt/pin). The mount already looks as small as it can be. I got a heli coil kit at NAPA the number is 770-3411. Maybe do what I did as a stop gap and get a longer bolt and put a nut on the end -. Never greased the channels, is this really a normal maintenance thing? Is replacing the fork one of the solution you found? Integral-ABS (iABS) It is much beter to strip a cheap ass bracket or caliper than your fork lowers. I have done a number of helicoil on magnesium engine cases on my yz450. You need a 9mm x 1.25 helicoil kit to fix it. Is there any way to re-thread the hole, and if it is, what would be the size? It occured to me that possibly the thread in the Re-coil is incorrect. stripped bolt threads in front caliper brake 2003 RS All our brake bleeder repair kits are constructed of high-quality materials for long-lasting durability. Sometimes stuck bolts can be removed by first applying force that tightens them, which can actually break them free. I forget the exact number but it's just barely tight. The threads were completely stripped and spinning on the dodge pickup truck and the brake caliper slider bolts had no threads to screw into so we had to come up with a fix! VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. If the piston wont come out easily, work it out with your fingers, and youll see the dust boot. 40K views 3 years ago We show HOW TO FIX STRIPPED CALIPER THREAD on a DODGE DAKOTA Spindle hub assembly. why not just get a second hand hub from one of the resident breakers? A forum community dedicated to Chevy Impala owners and enthusiasts. They should have the tools for it, call ahead to check or explore your options but someone should be able to chase them. Horizontal and vertical centering in xltabular. Perhaps you put the correct bolt in the hole and the deeper threads are still good. You can buy new lowers for the fork. Seems to be ok, I didn't push it though. Can someone please let me know the name and/or part number of the part I need to replace? We bought this heli coil kit off Amazon to repair the damaged threads and used a cheap drill to get the job done! If you have an IS mount brake caliper then there may not be enough meat to drill, leaving a thin mount and insufficient metal to hold your braking forces. Connect and share knowledge within a single location that is structured and easy to search. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Website operating I'm hesitant to start removing the bro Drive way has a cracking (see picture). That said I have never know anyone personaly to ever strip their fork lowers but this thread has shown that it is posible. All rights reserved. This style nut is high strength and will not loosen under vibratory load. It would still be ideal to chase and clean the threads before doing this. For a better experience, please enable JavaScript in your browser before proceeding. Fix stripped threads with a helicoil! I repair my brake A stripped fork mount isn't a term I'm familiar with. I think a shaved good deal of metal out of it, You can use a helicoil kit this is a common problem on chrysler vechiles their calipher mount design brings the suck. You have two (or more) bolts because each one is fundamental. 2004 R1200C stripped valve cover bolt (threads in head). Or should I get another knuckle? Cram a slightly larger bolt in there? It may not display this or other websites correctly. Brake Caliper Bolt Stripped JavaScript is disabled. Keep your hands clear. There is a good write up on how to repair the damage on jeep forum.com. I'm going to see if it keeps holding tight and go from there, but it's solid as can be right now. I am going to assume you're talking about a stripped post mount. Clean carefully. Performing some general brake/wheel maintenance on the wife's car (had not cleaned and lubed the brake pins since acquiring the car) and discovered that the top slider pin on the front driver's side caliper wasn't tight. Rear brake caliper bolt (allen key head stripped) help C O M - Specializing in Jeeps & Jeep Parts. I was changing front brakes on Audi A2, threads on calliper bolts / sliders are disintegrated and rusted on hub carrier. home improvement and repair website. I did the same thing on my old Minute. Is "I didn't think it was serious" usually a good defence against "duty to rescue"? I bought them for the same reason as the OP - damaged threads for the brake slider pins. Haha. The threads were completely @Chris H I believe flat mount has the threads in the caliper, does it not? They can be taken off as one piece, but NAPA AUTO PARTS has new mounting caliper brackets, slide pins, locking The kit costs about 40 bucks at NAPA. $18066. Topped off with some new slider pin bolts from Raybestos and this truck is back in running order! For future front brake jobs, I learned to make sure that the caliper is 100.0% seated before attempting to tighten the caliper pins. The thread is 9X1.25 . The longer one goes on the bottom I believe. Theres a groove at the top of the piston, and you need to work the dust boot into this. 13: 45240-SA7-003 BOLT, FLANGE (8X22) 17: 90107-SM4-000 BOLT, CALIPER MOUNTING. JavaScript is disabled. You need to remove the dust seal and the piston from the bore, and for this you should use something non-metallic. The disk brake mounting and hardware. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more for the SJ, XJ, KJ, KK, KL series and Grand Cherokee! It pulled like cheese well below the stated torque spec. My friend's bike for example had plenty of beef to the mount. You must log in or register to reply here. 12) Inspect the caliper bolts for corrosion or damage. HOW TO FIX STRIPPED CALIPER THREADS Stripped brake caliper mount threads - Mountain Bike Reviews Fixed brake caliper. For a better experience, please enable JavaScript in your browser before proceeding. I know that this a really old thread but I happen to notice that it gets a lot of hits but I took down whatever jpg file I had posted here. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Today I was readjusting my front brakes and I must have tightened the caliper mount bolt too much and I stripped the threads in the fork. In some instances they can get stripped because someone put in too short of a bolt. There are a few thread restore products that claim to form new threads : I have NEVER seen brake mounts that aren't thick enough for helicoil. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Make sure you dont use any petroleum products for cleaning. 98 xj 4.0L aw4 231 tcase jcr stage 1 sliders 3 inch aal cobra cb rough country warn tcase skid ruff stuff 825 diff skid. For a better experience, please enable JavaScript in your browser before proceeding. That sucks! Oct 31, 2020. Is it safe to publish research papers in cooperation with Russian academics? I can hand tighten a nut that tight. It stands alone in that regard. Mechanical disc brakes lacking stopping power. Brake Calipers and Replacement Brake Caliper Parts | Napa Stripped Caliper Bolt Hole Heli-coils produce a stronger thread than simply threading a mild steel, aluminum, or cast iron part (and etc) as all of these materials are of a much lower strength than the bolt that will be threaded into them. https://www.google.com/#q=site:forums.mtbr.com+helicoil+stripped+post+mount. https://www.youtube.com/watch?v=-VjSDTCOaRE. GMPP Duals, GMPP Handling Kit, NAIOA FWI V2, Silverstar Hi/Lo/Fogs, Viper 5900 Remote Start/Security. It may be covered. I used a helicoil kit from Amazon.If you'd like to donate to the channel, click the link below:https://paypal.me/ponie1992?locale.x=en_USSubscribe for Mustangs, mods and more! Both Impex and 1stVWparts carry it, but it's not cheap! to this site, and use it for non-commercial use subject to our terms of use. If they are damaged and are just holding, you risk Because it is the top bolt the carrier shifts during braking and rubs on the wheel. I have put a Re-Coil in one to see how it worked but the Guide Pin will not 'engage' in the new thread. I purchased the helicoil kit for this (M9x1.25). Upon trying to button it all up we found that the lower hole that the caliper bolt goes into is stripped and the bolt just turns and turns and turns. I'm with Guycheka. #1. I have re-cut the threads and install a Heli coil to repair this, you need M9 Heli coil kit (M9 Thread pitch 1.25 coil length about 13mm long), kit comes with drill but and Are you sure the threads are not 9mm x 1mm? You basically drillout the stripped hole, retap, then thread a steel coil insert into the hole, which creates new thread to the original diameter. If you have access to a mill or lathe, cut the thread off your existing pin drill and tap it M8 or a size close to that, drill the hole 8.0-8.1 (clear in the carrier) and put a bolt though the carrier and into the pin, you will need to check first to make sure the bolt head will be clear of anything else first though. For most stripped holes, prevention is better than a cure. Be sure you clean out all the dirt, then inspect the caliper. Hubby's been fighting with it for the last two days. However you're probably past that point. Having recently replaced the brake discs on my A2, when putting them back together i found that one of the slide pins threads was in very poor condition and wouldn't tighten up. Suspension fork lowers are made of magnesium, which is equally as soft as aluminum and even more susceptible to corrosion. CRC BRAKLEEN Brake Parts Cleaner - Non-Flammable -1lb 3 Oz (05089) $477. What are the arguments for/against anonymous authorship of the Gospels. not a tap / die - to see if you can reform the threads. Yes, just found a new guide sleeve for a 1.2Tdi - 9mm x 1.25mm. TDI. I found options of : buy a new spindle, and send it to a guy who had a repair kit. It's an easy fix and long-term repair that either you can do, or take to your LBS and have them do it. The concern I have with helicoils is I don't think the mount if beefy enough to drill out for the helicoils install. Sram warrantied a Reba for me a few years ago for this reason. Mar 14, 2021 #1 2010 ST1300. Seems to be a common problem. Stripped Caliper Bolt The Fora platform includes forum software by XenForo. Be especially careful with this, as it will damage the car paint. We can repair stripped threads on caliper mounting points which is quite common on Brembo calipers from cars like And plumbers PTFE tape would be a bad choice for loose threads, it's not used to lock the threads. What are the advantages of running a power tool on 240 V vs 120 V? Is there any known 80-bit collision attack? You will now be able to see the caliper. Making statements based on opinion; back them up with references or personal experience. Maybe I'll get into the front brakes when I have some free time and clean 'em up. Those bolts are not hardend steel (atleast my weren't from the factory) and it snapped like a twig. One of the nice things about IS disc mounts is that the part with the female threads is replaceable and simple, but IS is uncommon on new bikes. This in on my XC hardtail with BB7s. Had the problem of a stripped front caliper guide pin and threaded hole in the spindle, and searched for repairs. Thus, lower torque value of 30 NM. (PICS) Remove STI caliper decal and replace with Brembo decal on GR Welcome Guest! By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Web2) On all K1200 (brick engine) having iABS (with servos), the bolts holding Front Calipers to forks are M8 (only 8 mm diam). Master cylinder bolt threads stripped; is there any hope? You do not have two bolts for safety (i.e. Helicoil is not removing material. If you can't clean up the hole with a tap then the heli-coil route is the way to go as already mentioned. "a hundred travel books isn't worth one real trip". You should have a good amount of usable threads past where you stripped it out. Step 2 - Removing the Caliper. For most This morning he's so frustrated he can't even speak. The Fora platform includes forum software by XenForo. Helicoil rethread? If you stripped the threads there all you had to do was go buy another $15 caliper mount.
