Break bolts going into the caliper are stripped need to tap to a 14 mm thread. 4runner caliper went out. Posts: 18,821. The cause of stripped threads is usually over torquing. I knew it wasn't right. Or buy a bolt extractor from harbor freight and get the remainder of It would not stop. The calliper threads will likely get filled with metal from the bleed valve. You CANNOT leave it with only one pin. There was galvanic corrosion between the caliper and the nipple threads. Please help. id grind the head off. During the reinstall of my rear brake caliper I found that the 7 mm hex slot caliper bolt hole is stripped out on the frame. Harry Bloomfield, 16 Dec 2021. You don't need to loosen the top pin AT ALL to replace pads and rotors on an S Series car. The caliper bolt and knuckle eye were stripped and I didn't have time to pull the knuckle for a heli-coil fix. 05-80-20-93 Brake Caliper Mounting Support Thread Repair, Left Side 0.4 Hrs. Just be careful to ensure it's catching the existing threads and not starting to cut new ones. Jan 1, 2012. 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. HOWEVER, be slow, steady and straight. Toyota 4Runner Forum - Largest 4Runner Forum > Toyota 4Runner Forum > 4th Gen T4Rs > rear brake caliper stripped threads: User Tag List: Reply Thread Tools: Rate Thread: Display Modes: 05-28-2017, 07:30 PM #1: IK13. RE: Caliper pins - thread stripped. The left caliper was fitted with fine M12x1.25, and I had refitted with M12x1.75 So perhaps its no wonder the thread stripped, though I think originally it would have been a coarse thread! Here is my problem and maybe a solution. It's only a matter of time before the threads disappear again. Basically what the title says. the pin actually threads into the steering knuckle. DO NOT tap it out bigger! 2.5 lift 32x11.50x15,cold air intake, Smittybuilt stainless steel Bumpers, rough county pocket flares,Rugged ridge seat covers and floor mats. Went to torque it in, and the threads are stripped. Take the bleeder all the way out an check the bottom for any irregularities, dont know if you can see down into the caliper hole. Remove the apropriate front wheel. Joined Jun 22, 2009 Messages Set of 2 Nugeon Front Left Right Disc Brake Caliper for 1973-1979 Ford F-100. 5.0 out of 5 stars. 2011 850XP EPS, Roctane tires, 3000lb winch. 95 dakota: stripped..mount..the caliper mounting shoulder cap screws. Posts: 74 IK13. #1. Turn a few more times until the very end (tpp) of it is 1/4 to 1/2 turn into/below the edge of the tapped threads in the caliper hole. 2004 Acura RSX Type S 6spd 200hp 142lb/ft. Use a spray bottle filled with soapy water to spray everything down the brake fluids gets on, and then wipe off with paper towels. I then covered the hole in the caliper with some blue painter's tape to prevent further leakage out. (8) Loosen the two 19mm bolts attaching each brembo caliper to the knuckle. 5. chase the threads in the caliper bracket slide pins with a tap to clean them up. I pulled off the caliper frame and the caliper bolt just slips all the way in, no threads in the hole what so ever. BREMBO's. Upon removing the Guide Pins for the brake calipers 3 of the 4 threaded holes have stripped out of the Hub Carriers. The next size up bolt is 3/8-16 and it measures .370 on the shank. Likely, the cheapest/easiest option is to source a new caliper, or see if running a tap through it might work. Proper flat head screw c'sinks are 82, aircraft screws are 110, some c'sinks are 90, and drill pionts can be either 118 or 135. 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. One would be to just clean it all up and put the new brake pads on, just watch for the little tabs that hold the pads in place. It won't last long, but it could get you home in a pinch. Honda, The Heartbeat of Japan 2006 Acura CSX Touring 160hp 141lb/ft. 1,452. Location. Studs - A stud could be installed and locktighted in place, then a locking nut threaded on to hold the caliper. 5.0 out of 5 stars. Its important to use the correct size drill bit to match the tap and you can look up the information on engineering websites. The threads were stripped inside of the screw holes on the backing plate. You should not have to crank on them when seating the bleeder screw. 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. 1989 Honda Accord Coupe LX You basically drillout the stripped hole, retap, then thread a steel coil insert into the hole, which creates new thread to the original diameter. Remove the brake and inspect the threads, if they are damaged, get someone to fix them with a helicoils. Its a drill, a tap, plus a sort of spring, plus an insertion tool set. Member . Any advice on this? Sturdy steel design. Laser - 5037 Brake Caliper Guide Thread Repair Kit. Once removed, the caliper was put in the vice, heated up, and a bolt extractor used to remove the remainder of the offending bolt. I had to do an emergency repair to the PS front knuckle earlier this week. Then the caliper will come off and the rest of the bolt The dissimilar metals are subject to 'galvanic corrosion' where the aluminum 'bonds' to the steel. So when you go to take these bolts off, often the aluminum threading in the caliper comes out with them, and wala, the threads are gone and you're kinda screwed (ha). But a helicoil thread repair kit can save your arse. You can get self tapping oversize caliper bolts. Only show this user. Sep 3, 2021. I retapped the knuckle to 1/2" and used an SAE grade 8 bolt, with coarse threads. Quick install. is it's rethreaded, is it safe Step 1 Removing Stripped Counter-Sunk Allen-Key Bolts. Typical 7 hr. Remove the three bolts that hold the two caliper halves together. I tried putting in a new bolt with thread lock, but it worked itself out. 2013 850XP LE, Glacier III Plow. Nov 7, 2013. Dorman offers a line of brake bleeder repair kits to repair stripped-out bleeder screws on a caliper. EDIT: Or cross threading. Likely, the cheapest/easiest option is to source a new caliper, or see if running a tap through it might work. Having a terrible time trying to remove one if the 15mm bolts that holds the bracket on the rotors. 1 - 5 of 5 Posts. Forum Main Moto-Related Stripped allen bolt on front brake that holds brake pads in place. Has anyone experienced this before? This fits your . Member : Join Date: Jul 2008. You CANNOT leave it with only one pin. I think the material of the post mount is aluminium. 8 ratings. Thanks! is it's rethreaded, is it safe Vehicle: 1988 E30S52 DD. 3)Basic tools for attaching/removing brake caliper, lines, etc. as long as there's a reasonable amount of thread in beyond the stripped bit you shoudl be fine. 2 Install a brake hose clamp to the flexable hose leading to the caliper.This. Join Date: Jul 2008. A Brake Knuckle Thread Repair Kit has been developed to repair stripped threads on the front brake caliper mounting attachment making it no longer necessary to replace the front steering knuckle/brake caliper mounting adapter when encountering stripped threads. Repairing a thread in a brake caliber using a solid insert TIMESERT. Tools required: 1)Drill. Stripped allen bolt on front brake that holds brake pads in place. Yes, the factory locktite can wear on the aluminum caliper threads, and over time damage them. Done! So after considering the above, do I go for fine or coarse thread. Very rusty, and the torx fitting is trashed to where the correct torx socket spins right out when trying to crank the bolt out. Apparently it is a unicorn bolt. Very rusty, and the torx fitting is trashed to where the correct torx socket spins right out when trying to crank the bolt out. RenegadeJEEPer said: . A helicoil is a small spring that you can insert into a stripped hole that will replace the original threads and maintain the same size. At this point you have a few options. Went well until the last bolt. Hey guys. 1 Caliper Bolt and Collar and 1 Cotter Pin. This isn't my bike but it's the bottom main caliper bolt head that's stripped. check your front brake caliper mount bolts if they are 60mm then more than likely stripped threads in the fork housing will eventually occurEVEN IF TORQUED CORRECTLY!!! 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. As has been written, there is a serious issue where Dakotas and Durangos have problems with stripped threads where the caliper pins screw into the steering knuckle - a major safety issue on these vehicles. To remove the rotors you are going to have to remove the brake caliper assembly.This can be done as one piece or two,my suggestion is in two pieces because you may be doing brake pads at the same time?The caliper and pads are held on by two long bolts that act as the sliders for the caliper.They face away from you behind the caliper at the top.These may be bolt headed or It's just a Since you have to pull the caliper off anyways, just replace it. Don't just grab the first "counter sink" you find. 5901. $223.53. stripped thread caliper bolt, 2003 Focus ZTW Found a quick fix. Stripped Caliper Bolt. 2) On all K1200 (brick engine) having iABS (with servos), the bolts holding Front Calipers to forks are M8 (only 8 mm diam). Harry Bloomfield, 16 Dec 2021. Red Maximum strength, permanent. Oct 23, 2012. Stripped some thread off Shimano 105 Disc brake caliper. I tried gentle torch heat and cut a small slot in the bolt head to fit a large flat head screw driver in there but to no avail (can only go so deep with a slot before cutting the caliper metal since bolt heads are flush with caliper). New Users; Posts: 2; Newbie; brake caliper mounting hole stripped on: October 19, 2013, 05:35:24 PM there's no thread on the caliper. $223.53. Attached the front no problem. Stripped brake bleeder screw. Oct 26, 2014. This can be done for spark plugs or caliper bolts, for example. #9. TDI. As has been written, there is a serious issue where Dakotas and Durangos have problems with stripped threads where the caliper pins screw into the steering knuckle - a major safety issue on these vehicles. Fatty caliper bolt stuck and stripped! Mar 20, 2009 (Edited) Only show this user. Luckily, that's a pretty easily accessible spot to do that, with minimal headache. the Dakota/Durango is listed in the Napa book. EDIT: Or cross threading. These works really well with aluminum even if you didn't start with a stripped hole. If you can determine the thread size it might be possible to drill out the port and tap the hole using a tap of the next size up and then use a short bolt with a tiny 0 ring to replace the cap. The caliper doesn't have any threads on it. Save. The spring being a thread, which screws into your larger thread and matches internally the thread you need, which you have damaged. Dec 1, 2009. I got a rusted caliper yoke-to-knuckle bolt once by drilling out as close as I dared to the minor diameter of the bolt threads (after the easy out failed). You'll need to verify the angle of the bleeder screw end and match it. P. Profpointy Guru. Jan 1, 2012. Righto, sorry for not clarifying. I went to go do my Servo Brake flush today on my R1200GS but I go to undo the 2nd brake caliper bolt and the damn thing is stripped out (done by someone prior to me owning the bike). The caliper doesn't have any threads on it so that shouldn't need replacing. the hole on the steering knuckle is the one that's stripped. Message: $13.99 is a good price. Apr 12, 2013 (Edited) I really dislike easy outs. 1999 Mk4 TDI. Joined May 20, 2000 Posts 35 Reaction score 0 Location New Mexico. willminimize brake fluid lossduring subsequuent operations. Put a "prevailing torque" lock nut on the exposed end. Jun 2, 2009 (Edited) Only show this user. We show HOW TO FIX STRIPPED CALIPER THREAD on a DODGE DAKOTA Spindle hub assembly. It's really a MUCH better idea. napa sells an slightly oversize self tapping caliper bolt for the dak/durango just for this problem Item#: BK 6751539 fits a 2000 rango. 5/14/2002. Caliper mounting bolts regularly seize up when trying to remove them, and sometime snap, or they can just pull all the thread out of the caliper body, leaving them requiring remedial work and thread repairs before they can be refitted. Category: Caliper Parts. IndyDurango. The threads were stripped inside of the screw holes on the backing plate. #1. Joined May 20, 2000 Posts 35 Reaction score 0 Location New Mexico. 8 ratings. Today I went to replace my front brake pads and rotors. 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. Taps itself in (I ran a tap first 10x1.25) , comes with threadlocker blue. An M12 Timesert Kit was waiting on standby This is an invaluable piece of kit if the threads in the caliper are destroyed. Telles Spence. Make sure this fits by entering your model number. If you can determine the thread size it might be possible to drill out the port and tap the hole using a tap of the next size up and then use a short bolt with a tiny 0 ring to replace the cap. 2012 Performance Pack calipers are the same as the Boss (but maybe the Brembo logo is a different color so different part number). If they are damaged and are just holding, you risk the bolts pulling out and causing more damage to the fork or you having an accident if you can't stop. Someone out there makes a kit for correcting this. CragDuc said: The bleed valve is softer than the calliper and should strip while leaving the calliper threads intact. Also turn the caliper over and check the underside of the hole to make sure you havent threaded the insert in too far (through). Then, I was able to use small screwdriver or awl to bend the remaining theads inward and get out of the hole. However, they can be extremely troublesome to work on, when it comes to changing the discs, or even just bleeding the brake fluid. Five minutes, saved the drilling, saved a bucket o' money, back on the road. Jul 6, 2009. Craig. Re: Stripped caliper bolt threads in knuckle. I guess since i've been tracking the car a decent amount with race pads the bolt was fried in there. You might get away with a Helicoil repair. Install a Timesert like AzBoss mentions above. I have been fortunate in that the thirty-some-odd years (and over 15 different cars and trucks) I have been doing brake jobs I have never stripped a bolt. Re: stripped brake bleeder fitting You could re-tap it and get a larger sized bleeder. Honda, The Heartbeat of Japan 2006 Acura CSX Touring 160hp 141lb/ft. Integral-ABS (iABS) can be identified by Front calipers marked BMW. When swapping out with the new one, The first few threads of the brake like hose were stripped. The stripped head means nothing, since you don't need to remove it. S14VQ35 & S13KA racecarzz. Barley fit a 9/16 wrench on there and when I was pulling on it as hard as i could I broke the wrench.. (yea a drop forged wrench, toast) :fm: Then I went to attach the rear caliper, used the bolts provided without thinking, and it turns out the bolt was too short. If you find that the threads on the steering knuckle (the part that the slide pin threads into) are stripped, the best bet is to drill it and put a helicoil in it. (BR-7070-R) I am building my first disc brake bike and was attaching the brake calipers. Its a drill, a tap, plus a sort of spring, plus an insertion tool set. As many have done before me I have stripped one of the bleeders on my left rear caliper. Only show this user. The hole through the sleeve is .335. The right hand caliper (the one that was an ar*e to get off) was fitted with coarse bolts. Costs about $250 to do the conversion. brake job for me. Only show this user. Enhance your purchase. I tried the other bolt out of the top to see if it was just a bolt problem even though the threads on the bolt looked fine and the upper one #21. Enhance your purchase. Reaction score. Save money by repairing the bleeder screws instead of purchasing an entirely new brake caliper. Requires heat for removal. Annapolis, MD. IP: Logged. Thanks, you guys don't know how helpful this forum has been to I have put a Re-Coil in one to see how it worked but the Guide Pin will not 'engage' in the new thread. Selecting the correct threadlocker for a job should first start with knowing which fasteners will or will not need to come apart again. If you good with a grinder. Only show this user. The arrow points to the top bolt which is the same. After many told me I had to replace the caliper a friend told me about a repair that should work. If you drill it for the next size bolt, you will have a wall thickness of roughly 1/16th of an inch or about .058 and if you watch your torque and don't get carried away, that "should" work. The helicoiling process over-drills and taps the hole to get the smaller wind in coil back to 10mm so it should leave you with a good tight 10mm finish. If you stripped the threads in the caliper itself, I'd just get it helicoiled back to 10mm. Oct 1, 2018. 09:36:11. That way it wont hold the caliper on and tension will be released. 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. The problem with only replacing one on a steering axle is that one caliper might move internally easier than the other and cause steering pull when braking. The new bolt must be long enough so that at least 2 threads are exposed after all the torquing is done. Also know that the caliper "bolt" (it's usually referred to as a "pin") is primarily there not to so much secure the caliper, as it is to guide the caliper and allow it to "float." The bolts go through it and thread into the mounting bracket. At Pep Boys, in the Help section, they had a package for Ford but it is the same as the Dodge bolt. I found that the extra length was sufficient to bite on the few remaining good, non-stripped threads at the very end. Nov 7, 2013. All our brake bleeder repair kits are constructed of high-quality materials for long-lasting durability. This is the time to put the 2003 or newer Dakota/Durango spindles along with the 2 piston calipers/pads and larger, thicker rotors. Aug 29, 2006. Tap the stripped hole to the original size/pitch and install the new bolt. Jul 8, 2013. 3. if the "new" bolts were proper thread pitch - just get two used ones from someone on here or order online a proper grade or from Subaru. 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). Disc Brake Caliper Bolt Kit. Just a single front brake job can yield stripped threads for the caliper pins. In hindsight I should have ordered a new brake line hose but didnt have time to wait for it to get shipped. I have stopped all work to think about it as replacing both Hub Carriers will probably financially write the car off. Position: Rear Left. HOWEVER you'll need to remove the caliper from the trailer to do it, and be very careful (actually anal retentive) not to get metal shavings in the caliper. Car has 20K and never seen snow. Color Strength/Removal Level. The other benefit is that the helicoil is steel so you'll have a tougher job to strip it next time. I changed the oil, and in the process of bleeding the brakes, the passenger outside bleed screw was loosened, bled, and upon tightening, it continued to ooze brake fluid. caliper mounting bolt siezed in brake caliper=stripped threads in caliper!!! merry X-mas. Also used a split lock washer when I bolted up the caliper. Just a single front brake job can yield stripped threads for the caliper pins. No tap needed, just install the new bolt as you'd the old one and it'll tap itself. It could be a issue with the seat part of the bleeder or the caliper. Only show this user. 17 Apr 2018 #2 Hey team, Stripped the caliper bolt. 94 Jeep Wrangler 4.0 with AX-15 Trans. Further inspection, and removal of the bleed screw revealed stripped threads and corrosion of the bleed screw. Been there, done that. Then weld a nut on the rod and use a wrench to get it off. The bolts go through it and thread into the mounting bracket. Yes, the factory locktite can wear on the aluminum caliper threads, and over time damage them. Caliper Bracket Mounting Hole Size: 10.000. was changing the brake pad and the brake adjuster was overtighened and it stripped the hole on the brake caliper.. my questions are 1. is it rethreadable with a rethreading kit from a home depot or lowes. This fits your . Help with Stuck / Stripped Brake Caliper Bolts. Unscrew the bolt with the driver. If the brake caliper mounts directly to the steering knuckle, install the rotor. $223.53. #4. was changing the brake pad and the brake adjuster was overtighened and it stripped the hole on the brake caliper.. my questions are 1. is it rethreadable with a rethreading kit from a home depot or lowes. This disc brake caliper bolt kit is designed to precisely tighten into stripped holes to easily repair the brake caliper or knuckle on specified vehicles. Some install a helicoil in the original size, but it's not really needed if you get the NAPA bolt. Author Topic: brake caliper mounting hole stripped (Read 6285 times) hyde88. Caliper Bracket Mounting Hole Thread Pitch: 1.250. $223.53. So I fought with trying to get it started and finally started to turn. The groove is .490. It's not hard to do once you get the right tools. Save. If going to a larger size it may be necessary to do this anyway. I would at least try the oversize bolt. If you do need to take them apart, you should also know what it will take to do so. Please help. Looking to ride next weekend and of course stripped the rear allen bolts trying to change brake pads. 4. or buy them new from Subaru. Drill and Tap: You can drill and tap the hole larger to accommodate a larger fastener. The lower threads are stripped in my brake caliper. Napa has them as well as Pep Boys. Place a screwdriver in the slot and tap with a hammer in the counter-clockwise sense to loosen the bolt. S SamT Registered Joined Oct 24, 2009 Otherwise you need to replace the caliper. Make sure this fits by entering your model number. Last weekend the left front rigid brake line blew. anyone know a car that uses 14 mm threads on their break pins I would recommend either replacing the spindle with a salvage yard part that still has good threads, or installing an insert in the messed up one that you currently have. The only problem with using the self-taping pins is that the threads become very weak. snowboardonsnow. Its important to use the correct size drill bit to match the tap and you can look up the information on engineering websites. Drilling out and fitting a bit of helicoil has been suggested . Remove the stop part of the caliper, then remove the brake pads. 6. install new bolts. Laser - 5037 Brake Caliper Guide Thread Repair Kit. I got mine at NAPA for $22/each. If the bad caliper is on the front, I would HIGHLY recommend replacing them both. What is the best way to re-secure the the caliper with the caliper mounting shoulder cap read more. 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. Otherwise you need to replace the caliper. Any suggestions short of replacing everything? Thread starter TallCowGirl; Start date Nov 23, 2003; T. TallCowGirl Registered Member. front of the vehicle and support it on axle stands. Type: Disc Brake Caliper. If possible, chase the threads starting from the undamaged section. Location. 329. 2012 Performance Pack calipers are the same as the Boss (but maybe the Brembo logo is a different color so different part number). Sep 23, 2012. Better stopping, no warping. After inspecting the ones off my car I decided just to update and use both the new hose and caliper. This style nut is high strength and will not loosen under vibratory load. Conversion LED headlights 20 LED Light bar hardtop,soft top,bikini top. The caliper doesn't have any threads on it. 2. The last shop to repair my 95 dakota disc brakes stripped the the threads on the bottom mount for the caliper. Keep threading it in until it looks like below (almost all the way in). 2004 Jetta Wagon GL TDI 5-Speed Baltic Green. I figured177,000 miles, update both. 3) Rear Caliper is help with M10 for all K1200LT/RS models and years (hence all 40 NM torque). Don't over tighten bolts, they only need to be tightened 6 to 8 Nm or 53 to 69 inch pounds. I knew something was wrong as soon as i started to loosen the top bolt. Only show this user. I I would rather not replace the caliper. All said and done about an hour. Annapolis, MD. Only show this user. The original hose was stripped and the caliper looked ok on the threads, but yet, a little suspect. 1989 Honda Accord Coupe LX 329. Help with Stuck / Stripped Brake Caliper Bolts. you coudl araldite the new one in for additional scurity (or Apr 18, 2018. The caliper and hose came today. The spring being a thread, which screws into your larger thread and matches internally the thread you need, which you have damaged. Thus, lower torque value of 30 NM. Cut a slot into the screw head. Install a Timesert like AzBoss mentions above. You might get away with a Helicoil repair. 1 Apply the parking brake, loosen the front wheel nuts, then jack up the. 2)Helicoil kit (will come with helicoils, specific drill bit, specific tap, specific insertion tool.) What size should I drill and tap it for? If that doesn't work try cutting the bolts completely off and take the calipers off so your left with a metal rod. The cause of stripped threads is usually over torquing. Only show this user. MA. I've stripped the thread in a disc brake caliper post mount on the front fork . Thread Chaser: A thread chaser rolls and reforms the deformed threads. Dorman Help Brake Caliper Bolt #13894. I'm sure there's YouTube videos that show how to fix a stripped bolt hole. Thread starter TallCowGirl; Start date Nov 23, 2003; T. TallCowGirl Registered Member. 2004 Acura RSX Type S 6spd 200hp 142lb/ft. 1998 Jeep Wrangler Sahara. Remove the lower pin, pull the caliper straight up, and push the pin out of the bracket. Been there, done that. if your bolts are 60mm, then you only have 3-4 threads actually working!