It worked. The brake hose metal fitting was interfering with upper bolt head, and I think both bolts went crooked because of that. 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. It would be better to fill the hole half way with JB weld and re-tap starting from the other side, using the good threads for a starter and alignment. Bicycles Stack Exchange is a question and answer site for people who build and repair bicycles, people who train cycling, or commute on bicycles. Just pound it over the bolt so it forms "teeth" on the outside of the head of the bolt. 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. Make sure the bore is absolutely clean before you move on. There is a good write up on how to repair the damage on jeep forum.com. I pulled the inner pad out and squeezed the larger of the three clips to lessen the spring force and his helped considerably. If you stripped the threads there all you had to do was go buy another $15 caliper mount. However you're probably past that point. I'm hesitant to start removing the bro Drive way has a cracking (see picture). The bolt still goes in but doesn't hold very tight. Stripped thread repair in brake caliper mounting points. Stripped threads repair on caliper bleed screw and link pipe points. Here are some pictures of our thread repairs on stripped / damaged bleed screw point and link pipe threads. Thanks for the help, Metal Man. Be sure you clean out all the dirt, then inspect the caliper. Do you mean the brake caliper's post mount? 2000 XJ 6" Lift, 35's MTR's, ford 8.8 rear, hp30 front w/ alloys. All information is provided "AS IS." Some mounts just don't have enough material for a coil. 27 May 2019. All rights reserved. What are the advantages of running a power tool on 240 V vs 120 V? Upon removing the Guide Pins for the brake calipers 3 of the 4 threaded holes have stripped out of the Hub Carriers. Interpreting non-statistically significant results: Do we have "no evidence" or "insufficient evidence" to reject the null? (PICS) Remove STI caliper decal and replace with Brembo decal on GR This in on my XC hardtail with BB7s. https://www.youtube.com/watch?v=-VjSDTCOaRE. or the PopLock hold down screw? All trademarks of Audi AG are acknowledged. 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! The boot needs to go into the bottom on the piston. I pulled the bolt out finding the threads with it. Front brake caliper thread repair. Just some suggestions. After getting the bolt out, it may be tricky to get the bolt out of the socket. That sucks! A forum community dedicated to Mountain Bike owners and enthusiasts. 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. Anybody know this one? Helicoil in magnesium sounds scary. The Napa replacement bolt part number is 675-1539. Suspension fork lowers are made of magnesium, which is equally as soft as aluminum and even more susceptible to corrosion. "Signpost" puzzle from Tatham's collection. I dunno..i could be way off or spot on..who knows. Making statements based on opinion; back them up with references or personal experience. M9X1.25 is the correct thread size, however i have used this kit before, Yup - m9x1.25 - my mechanic did one for me last week - no problem at all. Take it to your LBS and have them re-chase the threads. You must log in or register to reply here. The caliper will generally be held on by two bolts. Come join the discussion about bike parts, components, deals, performance, modifications, classifieds, trails, troubleshooting, maintenance, and more! Helicoil is not removing material. Come join the discussion about performance, modifications, classifieds, troubleshooting, maintenance, and more for the SJ, XJ, KJ, KK, KL series and Grand Cherokee! Yeah its' like 21 or so foot lbs. 40K views 3 years ago We show HOW TO FIX STRIPPED CALIPER THREAD on a DODGE DAKOTA Spindle hub assembly. For as much riding as it has seen, it has never come loose--not once. Or should I get another knuckle? I have put a Re-Coil in one It worked beautifully much to my delight! It may still see higher- or lower-than-normal wear on the side where a frozen piston is, depending on the position that the piston is stuck in. JavaScript is disabled. JavaScript is disabled. "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. I think mine was off by just a degree I know that I torque mine to about 18 or so. Questions of a Do It Yourself nature should be On the home stretch of my knuckle rebuild/tie rod installation I find a stripped bolt hole in the driverside brake caliper mounting hole inside the knuckle. why not just get a second hand hub from one of the resident breakers? He would be able to drill out easily but I'm guessing Trek wanted to save as much weight as possible and that's why it's so minimal. ^^^ Post a good photo, or perhaps a few good photos that show that area. If you threaded the short one into the wrong slot it would only grab the first mm or two and then strip. Is there any way to re-thread the hole, and if it is, what would be the size? to this site, and use it for non-commercial use subject to our terms of use. Reinstall the calipers and torque the bolts to the specification in the vehicle-specific repair manual, and tighten the brake hose. Refill the master cylinder with the recommended fluid and bleed the entire brake system, keeping the master cylinder full. Replace the wheels and lower the car. You drill out and tap the stock knuckle and then there is an insert that you screw in with lock tite to accept the stock bolt. JavaScript is disabled. I have put a Re-Coil in one to see how it worked but the Guide Pin will not 'engage' in the new thread. You need to remove the dust seal and the piston from the bore, and for this you should use something non-metallic. if one fails, you have another one). When you purchase through links on our site, we may earn an affiliate commission, which supports our community. The spring clips on the new pads seemed to be working against me in that once they were installed the caliper would tend to spring upward. 1995-2023 MH Sub I, LLC dba Internet Brands. The bolts, threads, posts all act as one unit supporting each other. :rofl: My tj's fsm said 20 something but i feel it was 21. CRC BRAKLEEN Brake Parts Cleaner - Non-Flammable -1lb 3 Oz (05089) $477. There is this guy selling knuckles and more. Aug 5, 2018 Should be able to get one of those bolt extractors in the big box stores. Found the oversized pin. Use a longer bolt that isn't tapered at the end to maximize the threads and use plenty of loctite. 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. The threads were completely Copyright 2002-2021 Audi A2 Owners' Club (A2OC). The longer one goes on the bottom I believe. PNW. Its important to be sure its on the groove properly and not twisted. I have stopped all work to think about it as replacing both Hub Carriers will probably financially write the car off. Yes, just found a new guide sleeve for a 1.2Tdi - 9mm x 1.25mm. For a better experience, please enable JavaScript in your browser before proceeding. Connect and share knowledge within a single location that is structured and easy to search. Missing some engineering in that set up. Copyright You basically drillout the stripped hole, retap, then thread a steel coil insert into the hole, which creates new thread to the original diameter. When one is gone, the brake will not function properly and soon also the other bolt(s) will strip/break. Forum Software Specific Help. Is "I didn't think it was serious" usually a good defence against "duty to rescue"? Tap the stripped hole to the original size/pitch and install the new bolt. That said I have never know anyone personaly to ever strip their fork lowers but this thread has shown that it is posible. It seems that more companies are going post mount and that realy sucks. I have a Lexus IS250 with two torn inner boots (not fully torn) and would l 76117 You may want to use the correct size drill bit for a brake caliper. You should have a good amount of usable threads past where you stripped it out. The Fora platform includes forum software by XenForo. Location. We bought this heli coil kit off Amazon to repair the damaged threads and used a cheap drill to get the job done! Does it just screw in (self-tapping)? I forget the exact number but it's just barely tight. For most The Fora platform includes forum software by XenForo. Very rusty, and the torx fitting is trashed to where the correct torx socket spins right out when trying to crank the bolt out. Sram warrantied a Reba for me a few years ago for this reason. Please contact us if you wish to reproduce any content. Thanks for contributing an answer to Bicycles Stack Exchange! The Helicoil advice should be taken. You must log in or register to reply here. Quick release and tires moving in the frame? If this is your first visit, be sure to Can you still use Commanders Strike if the only attack available to forego is an attack against an ally? I bought them for the same reason as the OP - damaged threads for the brake slider pins. so that new bolt could go through the bushing? Someone out there makes a kit for correcting this. Use brake fluid to lubricate the parts, and start by working on the seal. To do this, start by slightly loosening the lug nuts on the wheel where youll be working. I'm not sure what magnesium is like compared to alu, so if you do it I'b be very careful. Threads strip when the bolt. Mechanical disc brakes lacking stopping power. If you can't clean up the hole with a tap then the heli-coil route is the way to go as already mentioned. With that said, I've had two in my passenger side for 75k since the first brake change and have had that caliper on/off probably seven times since. the hole was into aluminium, which is soft and threads often don't last. 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. Click to expand thank you and thank you erik loza. 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. Use a rag to plug the hole where the line enters the caliper to avoid spilling any brake fluid. Theres a groove at the top of the piston, and you need to work the dust boot into this. View our Privacy Policy here. It is best to use a punch through the hole in the socket to pound the bolt back out. They can be taken off as one piece, but NAPA AUTO PARTS has new mounting caliper brackets, slide pins, locking Available at Amazon for about $25, but I lucked out and borrowed the Cram a slightly larger bolt in there? C O M - Specializing in Jeeps & Jeep Parts. It only takes a minute to sign up. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Brake Caliper Repair: How to Identify Wh Do Not Sell or Share My Personal Information. Mar 14, 2021 #1 2010 ST1300. For future front brake jobs, I learned to make sure that the caliper is 100.0% seated before attempting to tighten the caliper pins. All our brake bleeder repair kits are constructed of high-quality materials for long-lasting durability. Remove these and take out the caliper, and watch that the brake lines arent twisted. Post- and flat-mount put the threads in the fork. They can be cranked real tight though, which i used to do before i knew wtf i was doing. For a better experience, please enable JavaScript in your browser before proceeding. They really should use longer bolts with square ends for PM and they should come with the fork. S SamT Registered Joined Oct 24, 2009 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). 7-15? I fought for a long time, and now I can see why it is easy to cross thread these holes. You have two (or more) bolts because each one is fundamental. Hope that helps. 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. 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. It may be covered. Website operating You can buy new hub uprights from Autodoc. WebThis is the housing for your caliper piston and brake pads. Either a bungy cord or an extra pair of hand may have also been useful because the pins cannot be screwed in by hand due to the rubber sleeves. Maybe I'll get into the front brakes when I have some free time and clean 'em up. You do not have two bolts for safety (i.e. We need a lot more detail, but brakes are important safety feature, cheapest fix is not the best approach. By clicking Post Your Answer, you agree to our terms of service, privacy policy and cookie policy. Maybe do what I did as a stop gap and get a longer bolt and put a nut on the end -. 2004 R1200C stripped valve cover bolt (threads in head). To ensure our content is always up-to-date with current information, best practices, and professional advice, articles are routinely reviewed by industry experts with years of hands-on experience. Do not continue to ride without doing this. 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! Most or all of those have been basic OEM suspension forks with chunky post mounts where material loss is simply not much of a concern, i.e. Is there any known 80-bit collision attack? Take a wrench and loosen the nut that attaches the brake line to the caliper, putting the end of the line into a jar. For a better experience, please enable JavaScript in your browser before proceeding. Apr 11, 2016. Do you need to open the calipers of a hydraulic disk brake in order to clean it? I figure I ride the thing about 80% of the time, so it gets a lot action. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. I can hand tighten a nut that tight. The new bolt must be long enough so that at least 2 threads are exposed after all the torquing is done. Clean carefully. The caliper dust boot. not a tap / die - to see if you can reform the threads. I purchased the helicoil kit for this (M9x1.25). Then apply the force in the direction to remove the bolt. A forum community dedicated to Chevy Impala owners and enthusiasts. One of mine was stripped whn i REPLACED THE AXLE. I have put in a M9 x 1.25 insert which fitted perfectly when I tried it 'dry' with a Guide pin out of the box. Lockers at both ends. As others have said, don't ride even a little with only one bolt. You can buy new lowers for the fork. D A V E Y S J E E P S . Why does Series give two different results for given function? We show HOW TO FIX STRIPPED CALIPER THREAD on a DODGE DAKOTA Spindle hub assembly. JavaScript is disabled. This morning he's so frustrated he can't even speak. The how-to did not prepare me for this so I hope someone finds this info useful. The upshot with helicoil is there's no strength loss at all as long as there's sufficient material left around the hole. Lubricate the caliper bore, seal, and piston well with brake fluid. Never greased the channels, is this really a normal maintenance thing? Topped off with some new slider pin bolts from Raybestos and this truck is back in running order! JavaScript is disabled. It stands alone in that regard. JavaScript is disabled. I have personally broke the bolt before by overtightening it with a 1/4" socket wrench. #1. What are the arguments for/against anonymous authorship of the Gospels. The best fix is to helicoil the hole in the knuckle. @Chris H I believe flat mount has the threads in the caliper, does it not? home improvement and repair website. Thread starter Andy Davis; Start date Mar 14, 2021; Andy Davis. What they hell was wrong with the IS standard? DoItYourself.com, founded in 1995, is the leading independent What are my options for fixing this, besides a new fork? When youre undertaking brake caliper repair, one thing you might encounter is a cracked dust boot. 8. Youll need to bleed the brakes before driving the vehicle. Thread Kits (1221-309 Thread Repair Kit Brand: Thread Kits 35 ratings | 5 answered questions $3438 FREE Returns Available at a lower price from other sellers The piston will come out. When you purchase through links on our site, we may earn an affiliate commission, which supports our community. Use a rag to Can someone please let me know the name and/or part number of the part I need to replace? rev2023.5.1.43405. Integral-ABS (iABS) A stripped fork mount isn't a term I'm familiar with. Horizontal and vertical centering in xltabular. Did more searching and found this was an issue with Manitou forks for alot of people.Looks like Helicoil is the answer. To put things in perspective, I did the same thing to my Manitou Black Elite about two years ago. The bottom half is stripped out so that it won't torque down very much at all. 2000 & 2003 Golf GLS (2005 Mercedes E320 CDI) Apr 16, 2016. Now, use a rachet to back out the bolt. I had put a temporary fix in place that may have opened up the threaded hole too much for this to work. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Take the bolts to a real hardware store and match them up to the appropriate heli-coil kitinstructions are in the kit. A forum community dedicated to Mountain Bike owners and enthusiasts. All rights reserved. Should I re-do this cinched PEX connection? Just be careful to ensure it's catching the existing threads and not starting to cut new ones. VerticalScope Inc., 111 Peter Street, Suite 600, Toronto, Ontario, M5V 2H1, Canada. Works great! Problem I found in my town was finding a single size I needed. Please note that contributions made to the site remain A2OC. I ended up putting a thinner washer on the bolt so it could grab more threads, some liquid thread lock, then hand tightened it. With that done, raise the front end with a hydraulic jack. I plan on trying it in the spring to see. It pulled like cheese well below the stated torque spec. Why don't we use the 7805 for car phone chargers? NAPA sells a pin that looks exactly the same as the one you used to strip the housing. If you are already a member of the BMW MOA, please log in to the forum in the upper right hand corner of this page. You are using an out of date browser. When calculating CR, what is the damage per turn for a monster with multiple attacks? Be especially careful with this, as it will damage the car paint. OK, I am now looking for a permanent solution to the issue in the OP above. http://www.napaonline.com/masterpages/NOLMaster.aspx?PageId=470&LineCode=BK&PartNumber=6751539&Description=Brake+Caliper+Housing+Bolt+-+Oversized+-+Front, http://www.napaonline.com/masterpages/NOLMaster.aspx?PageId=470&LineCode=BK&PartNumber=6 751539&Description=Brake+Caliper+Housing+Bolt+-+Oversized+-+Front, http://forums.tdiclub.com/showthread.php?t=360517. Brake calipers, found only on disc brake systems, house pistons which use the force of hydraulic brake fluid to stop the vehicle. More specifically, those pistons squeeze brake pads against rotating disc brake rotors - creating the friction necessary for scrubbing off speed. #helicoil #strippedthreads #youcanfixitHere's how I repaired the stripped banjo bolt hole on my Baer drag brake caliper. 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. Attach an air hose to the hole where the fluid enters the caliper. The mount already looks as small as it can be. I know I had to do it to my actual brake caliper and it's alu and no problems what so ever. I found the repair kit here but I wasn't going to pay for it since this should be a one time problem. so I may get a die nut to clean up the original ones. Heli coil thread repair, 25 results found for 251615219 - AutoDoc Search. Post mount is M6x1. I got a heli coil kit at NAPA the number is 770-3411. Remove the brake and inspect the threads, if they are damaged, get someone to fix them with a helicoils. It may not display this or other websites correctly. 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. but yeah Honda will not order me anything for my rsx everytime i go there, i get the lovely Used concrete repair kit from HD w ABS Brake Repair: How to Repair an ABS Sensor. You're doing mtbr wrong, you're supposed to get increasingly offended by the implications that you're doing ANYTHING wrong. Sorry I do not have the NAPA part number. How do I mount this Topeak rack onto this road bike with disc brakes? I have done a number of helicoil on magnesium engine cases on my yz450. User without create permission can create a custom object from Managed package using Custom Rest API. TDI. I think if I drilled the hole any larger the mount would fail due to not enough rigidity. Stripped threads repair on caliper bleed screw and link pipe points. Here are some pictures of our thread repairs on stripped / damaged bleed screw point and link pipe threads. Previous post: Snapped, broken, seized bleed screw removal on Brembo calipers. The threads on the NAPA pin are slightly larger, however, and will tap new threads into the carrier. Type A-Spec said: From acuraoemparts.com. #1 So last weekend when I was attempting to remove my caliper brackets on the rear, I found that the button-head bolts with the torx fittings aren't in great shape.