I am an okay shade tree mechanic, but have never set up a rear end. Realign the Pinion Gear Mar 23, 2011 · If it whines while decel it's the front pinion bearing if it whines under a load or accelerating it's the rear pinion bearing. Buckaroo _____ Sep 12, 2023 · How Long Can You Drive with Pinion Bearing Noise? Just how long can your vehicle run with pinion bearing noise and not sustain any damage? Well, it could drive well for several months with bad pinion bearings, or you could have issues within a few days. Jan 23, 2014 · A humming noise is often caused by an incorrectly installed ring and pinion gear that needs to be adjusted. The noise gets louder the faster I go and it only happens when I let off of the gas to decelerate. Aug 8, 2023 · The noise only comes when the steering is cut sharp in either direction. Everything was nice and free spinning before I put diff back in. . A bad pinion bearing will usually make a whining or grinding noise that gets louder as you turn. Sep 28, 2022 · How long you can drive with a pinion bearing noise is nearly impossible to tell, it might fail after 100 feet or 100,000 miles. Oct 13, 2016 · OP, the pinion bearing is pressed on to the pinion shaft. You would not need new bearings but I would replace, especially if the pinion bearing was spitting out metal shavings. Problem is where can I find a used rear Dec 13, 2013 · As far as if you will have to replace gears, it depends what happened to the gears when the bearing went out. Learn more at Mortonsonthemove. Any of these can make rear end noise and any significant noise is abnormal regardless of manufacturer. After that, It still made the exact same swooshing noise and after a couple miles at 45mph, it had the strong vibration/shudder that lasted about 3 seconds. I discuss the options for getting replacement bearings or differenti Apr 19, 2014 · When I took it to a local shop recomended by a friend he said it was just the pinion bearing and he charged me $1200. com check out our other Youtube channel too here! http://www. When the pinion bearing is damaged or worn out, it can make a whining or howling noise when the car slows down. Too little pinion preload will allow the gears to “slop” around, which will also cause increased wear and premature failure. While you’re cruising at normal traffic speeds, your ring and pinion gear set might be perfectly happy. When diagnosing pinion bearing noise in your 2017 Ford Explorer, start by checking for play in the pinion where the drive shaft connects. Rumbling Sounds: If you hear rumbling when driving at speeds over 20mph, it could be as a result of worn-out carrier bearings. But if there is too much noise, it wouldn’t be better to drive the car even for 100 feet. I got a chassis ear and hooked it up to the front diff while driving and narrowed it down to the pinion bearing making the howling/buzzing type noise. Aug 20, 2018 · Loose pinion-bearing preload. He started to notice this noise while he was towing his campe Mar 21, 2014 · Is it prematurely worn or chipped teeth? Or an ominous clunking sound? These symptoms can be signs of a fairly serious problem with your ring and pinion gears, so it’s time to consult with the doctor—the gear doctor. In some cases, a simple repair can be done by replacing a damaged seal or hose, which can cost around $200-$300. Feb 20, 2019 · Howling bearing type noise from the front end. i am leaning towards the outer wheel bearings which Jul 4, 2023 · I'm stumped, but after seeing both videos, I see what you are staying. If your KIA Sorento's rear axle is making noise it is likely a worn out pinion bearing. Pinions are found in cars with rack and pinion steering systems, and cars with rear-wheel drive. The noise comes from the loss of pinion bearing preload. Let me give you a small crash course on whine noises. If left unchecked, a bad pinion bearing can lead to serious damage to your car’s drivetrain. I would suspect that brakes would cause the noise/vibration only when braking. There are a lot of factors that can be linked to why a pinion bearing might produce noise, these factors will help you detect a pinion bearing problem and possibly Mar 15, 2011 · Dana 35 Pinion Bearing Replacement. Worn or damaged differential bearings Whirring Differential Noise. Feb 24, 2018 · Hello, I have a whining noise coming from the rear of the truck. Apply Mopar Door Ease or equivalent lubricant Feb 21, 2024 · The cost of repairing a rack and pinion system can vary depending on the severity of the damage. However, the LEFT diff bearing is under load when accelerating or decelerating. Feb 9, 2018 · I originally thought it was a belt making the noise as I had just installed a new timing belt and replaced all of the other belts in the process. Instead of rumbling, a faulty pinion bearing whirs because it rotates much quicker than the carrier, depending on the gearing. That’s why having a good quality pinion bearing preload tool is essential. Utilize a stethoscope, inspect for leaks or wear patterns, and conduct a road test for noise changes. Jul 29, 2010 · I agree, the only thing that will allow the pinion nut to appear to back off (excess pinion bearing clearance) would be a bearing failure. Just the usual black/gray sludge you'd usually find on any diff with some miles on it. May 9, 2024 · Diagnostic Steps for Pinion Bearing Noise. May 12, 2024 · This noise is often a sign of potential issues with the rear differential, specifically related to premature wear of the pinion bearing. It was making a howling sound that increased/decreased with speed. A howl or whine during acceleration over a small or large speed range is usually caused by worn ring and pinion gears or improper gear set up. This noise changes only with vehicle speed. It would be 6. Pinion bearings have a constant-pitch noise. More than that will make noise and kill the bearing. Loose Pinion Bearing Preload. The noise may change while cornering or turning. Jun 28, 2021 · On vehicles with C-clip axles, the noise may vary while negotiating turns. To replace this bearing The differential and axles need to come out so you can pull this shaft to press the new bearing on. The FRONT pinion bearing is under load when decelerating. my driveshaft u-joint is good. If the preload on the pinion bearing is too loose, it can cause the gear to wobble and create noise. Generally "hum" is from ring and pinion gear wear or wrong 'pattern'. However, if the damage is more severe, such as a broken gear or worn-out bearings, the cost of repair can range from $1,000-$1,500 or more. Jan 20, 2009 · i've got probably the exact same noise. 5” 30 spline) differential of my 1990 C1500 truck (GMT400/OB Feb 27, 2011 · Took the truck to my mechanic today and the noise is a bad ring and pinion bearing. & cup. Whirling noise at 0:22, I always find it helpful to know various noises and their causes, so here is a bad pinion bearing on our 1999 Jeep Grand Cherokee. If you hear a whirring noise when you’re speeding up or slowing down at 10 mph, it could mean that the pinion bearings are either loose or worn. The carriers and wheel bearings come in around 20 mph. First, take note of any strange noises coming from the front end of your car while driving. Nov 12, 2017 · Tightening the pinion nut is only a temporary fix, a bandaid. The bearing race should also be replaced at the same time. The OP says his noise disappears after about five minutes, I suspect his rear end is low on gear oil. The updated kit Apr 17, 2006 · When my whine got worse I was all but certain it was the pinion bearing. Sep 24, 2005 · Pinion bearings usually make noise when they are under load, when you are on the gas. Turns out the leaky seal was a symptom, and replacing it was just a band aid. In my experience, a pinion will make more steady noise as rhe rpm of rhe driveshaft increases. A carrier bearing will make noise all the time accel or decel and it won't be as high pitched because they don't spin as fast as the pinion bearings- more like Dec 5, 2022 · What Noise Does a Bad Pinion Bearing Make? If you think you have a bad pinion bearing, there are a few things you can do to check. Jun 11, 2016 · • A “howl” or “whine” during acceleration over a small or large speed range is usually caused by worn ring and pinion gears or improper gear setup. If you’re a gearhead, then you know that preload is critical to maintaining proper function of your pinion bearings. Normal Ring and Pinion Wear: The tooth surface on the ring and pinion gears is only moderately shiny. When I first got it back it sounded If you’re hearing a grinding noise coming from your car, it’s likely that you have a bad pinion bearing. Source: carthrottle. They were making a noise again but the IWE binding seems to have stopped for now. E81 / E82 / E87 Dec 14, 2010 · Explorer, Sport Trac, Mountaineer & Aviator - 2004 Differential noise fix! - I finally had enough and set about rebuilding mine. If the noise changes if you on the gas or not I would look there first. These are also referred to as cornering gears. brg. When I bought it, I Jul 20, 2014 · The REAR pinion bearing is under load when accelerating. If the noise pitch changes regardless of the high or low pitch when accelerating & deaccelerating & has a Apr 26, 2009 · Check for 15 inch pounds of pinion bearing preload. A driveshaft will give a rhythmic drone. The noise makers were the pinion bearing and the drivers side axle bearing. Nov 9, 2023 · The pinion bearing is mounted behind the pinion gear so that the forces (load) exerted on the shaft when gears mesh with each other, are balanced by the pinion bearing. If there is a 'glitter' or 'sheen' in the old fluid under light, a rear axle overhaul may be suggested. Sep 9, 2019 · The differential and pinion bearings can produce noise when worn or damaged. Vide Aug 30, 2017 · Maybe the pinion bearing in there? MoneyPit - That's kind of what I was thinking, but I have no idea when that would've happened. OP, check your fluid level, the bearings are lubricated with movement of the gear set. Inspect the Pinion Gear and Bearing. The installer Dec 14, 2022 · There are no exact miles that you can drive with pinion-bearing noise. It has the 8. i drained and replaced the gear oil with proper LSD additive- no change. 012") and a centered tooth pattern on both sides of the teeth. Rumbling or whirring at speeds over about 20 mph can be caused by worn carrier bearings. Jan 4, 2005 · probably not a pinion bearing though you never know i had mine go, it had a "murmer like grinding noise"(twards the rear) for ever, prolly 4, 5 months, and i neglected it it slowly got louder, but sence i got used to it i ddint notice it getting louder, until others complained of it, after that it went to a sharp whistling sound. My truck did have the M34 Recall done back in 2013. If it's making the noise during both accel and decel, it very well could be the left diff bearing. It is now making a thumping noise in the front end, which is very pronounced at low What kind of noise can be expected from a bad pinion bearing? The whirling noise of a damaged pinion bearing is audible at all speeds, whether the vehicle is accelerating or decelerating. Jan 2, 2024 · The inner pinion bearing takes the thrust (in forward motion) and will only make noise with load. Took it out for a test drive and the whine had lessened but isn't completely gone. Pinion bearings tend to whir, rather than rumble because the pinion is turning several times faster (depending on gear ratio) that the carrier. The run-out seems a bit much, but I don't know what GM spec is Nov 30, 2021 · And ring and pinion gear noise that occurs only on deceleration is a good example. Everything visually looks perfect. That was 2 weeks ago. Noise when cornering – May be caused by broken spider gears. Otherwise it'll keep whining and making noise until the bearing itself breaks apart, then you may have more problems like gear teeth being chipped etc etc. The pinion bearing is part of the differential, allowing the wheels to spin at different speeds when turning. 0 and 6 speed automatic. A visual inspection of the failed or damaged ring and pinion gears and/or bearings will usually indicate the cause of most failures. Pinion bearing noise will be higher pitched because it rotates at a faster rate. Never WORRY about how to deal with pinion bearings ever again! REMOVAL and INSTALLS with SEVERAL METHODS depending on the TOOLS YOU HAVE AT HOME! Pinion bear Feb 19, 2024 · What Causes Pinion Bearing to Produce Noise? Though the pinion bearing is a part that needs to be changed periodically, it is not as vulnerable to damage as we might have thought. There were signs of overheating, the pinion bearings and side bearings were seized on. I'm glad I did the job when I did. 1. Jul 14, 2021 · The pinion bearing is usually the culprit, as it can often receive poor lubrication or excessive load. When you are under acceleration, the ring and pinion gear are pushing away from each other, this puts a lot of load on the pinion bearings. Labor to install that would be 2hrs. I replaced all the bearings in the rear end, Feb 5, 2013 · My mechanic lifted the car and checked the source of noise and i was very sad from the results was told that the noise coming from the rear diff and he think that the drive pinion bearings has died he told me that before we start dissasembling the entire diff we may need to try to replace only the outer bearing of drive pinion, which Aug 2, 2018 · 1999 to 2016 Super Duty - Pinion Bearing Noise - 2011 F-350 - 2011 F-350 w/ 125k - 6. Does anyone know if the Boss 302s had the larger pinion bearing? This video chronicles what I went through to diagnose a whining noise coming from the 10 bolt (8. Why only click/grind in "4wd" when the wheel is cut sharp?? Dec 21, 2023 · Pinion Bearing. Worn pinion bearings can cause whirring noises at all speeds, under deceleration and/or acceleration. Pinion bearing pre load >25inchlbs. Your noise under acceleration only indicates improper backlash, not a bearing problem. If the pinion gear or bearing is damaged, it will need to be replaced. Backlash . It steadily got worse. If it is a high pitch constant noise & gets louder the faster you go its the frt. They can throw a lot of metal out that will ruin gears. The rear diff is also leaking around the pinion seal. A car with a loose pinion-bearing preload will often make a howling noise as gears are being changed. It’s easy to mistake this sound for tire noise. When I asked about the noise I was told that final adjustments needed to be made after I drove it for a while. I have already replaced the IWEs twice. The noise is NOTE: A pinion depth shim/oil baffle is placed between the rear pinion bearing cone and pinion gear. If it is a lower pitch noise at a constant speed its the the inner lg. . I have set many 9. Aug 10, 2022 · In most cases, it’s the pinion bearing that causes the issue. Short history, it has 120K miles, bought it with 90K, all service is documented at dealer. Either (like i did with the s-10 to the point you're at), crank down and tighten it (worked for me), OR, have them press and shim a new bearing, because the ring and pinion are stil Mar 6, 2023 · The pinion nut should be tightened to the manufacturer’s specifications, which can be found in the vehicle’s owner’s manual. You may also notice some Aug 16, 2005 · Okay My car has roughly 53,000 miles on it, and its starting to make some noises. Perhaps damage from a previous owner? Mackjohn - That's an interesting finding. Placing it in neutral while going 60-70 dosen't seem to effect the sound, so I'm not to convinced that it's actually the ring and pinion, maybe the bearings? Any thoughts, anyone else experienced this with their truck? Jun 9, 2024 · Pinion bearings noise is often caused by low lubrication, misaligned parts, and wrong installation. Shop for New Auto Parts at 1AAuto. The thing with this is that, right now, it could be a moderately cheap fix--depending on the make of the car. to/c/30/y/4wd-partsIn this video, 1A Auto shows you how to replace the pinion bearings. Broken pinion-gear tooth. This video applies The images below are provided to help you make an accurate Analysis of Ring & Pinion or Bearing Failure. How big of a job is this. Aug 17, 2018 · The noise starts becoming noticable around 45 or so and more so around 60. Refer to (Pinion Gear Depth) to select the proper shim thickness if ring and pinion gear are replaced. Mar 2, 2014 · I'm going to try to muffle the noise coming through the floor, and see if I can live with it. Whirling noise at 0:22, I always find May 26, 2015 · This truck is our life, It pulls our house. Jul 21, 2019 · 2012 Yukon XL Denali AWD. After about a year, I finally had a shop pull the differential and it turned out to be the carrier bearings. When you have a gear tooth that’s chipped or a worn axle shaft splines, you will hear a knocking or clicking kind of noise from your E90 diff pinion bearing noise. As a general rule, don’t drive any farther than 1,000 miles with pinion bearing noise. Feb 9, 2017 · Replaced both joints and the whine lessened. Janice’s Jeep was making a roaring noise from the rear end. Too much pinion preload will cause increased wear on bearings and gears and can lead to premature failure. If the pinion bearing is damaged, it will not be able to bear the load exerted on the pinion shaft by the pinion gears. The pinion bearing is responsible for supporting the pinion gear, which transmits power from the driveshaft to the ring gear. I am worried this might be something like a pinion bearing as from some research others have said most times whines are from a failing pinion bearing. The bearings (all of them) were pitted and worn. 8 rear differential. Or I guess I could go with a whole rear from a scrap yard. 25's at 150 without noise or problems. Sep 22, 2015 · Gear noise from your differential can be worrying. carrier bearing pre load is not enough in my opinion. They said the bearings were marginal at worse, so I think they realized it probably wasn't the bearings once they had it all torn apart. Oct 2, 2023 · This type of noise is normally diagnosed as Pinion gear and bad ring. When I got my car back it was making a noise even louder than before. I tried using Shaffer's fluid but it didn't make any difference. 2. A: Some signs of a bad pinion bearing preload include excessive noise from the rear end, vibration during acceleration or deceleration, and gear failure. I think it went 50k, before all hell broke loose. Ring and pinion also look good verified with a borescope stuck down the dipstick hole and drain plug. I'm guessing the pinion bearing is the problem here. It can also result from corrosion, overloading, and bearing brinelling. I found one bad scratchy/dry wheel bearing and replaced it, it was not the noise. Dec 28, 2009 · Had to do a complete teardown and replaced axle bearings too. and as i had just put new 32s on it i chalked it up to Jun 27, 2011 · It had been making a swooshing noise that sounded like front left wheel bearing for several thousand miles before this, so i replaced bearing assembly even though it turned smoothly. May 29, 2008 · A clunk, whine, or howl can signal a worn-out pinion gear, bad bearings, or a faulty gear installation. youtube. Regular clunking every few feet may indicate broken ring or pinion gears. When pinion bearing noise occurs, it Mar 24, 2022 · A howling noise when you accelerate – May be caused by a worn pinion gear, worn ring gear, or an improper fitment. They did and $900 later, I drive it home only to hear the same noise. Feb 25, 2011 · I set carrier bearing pre-load to 150lbft. I was concerned it was rear wheel bearing noise but confirmed it by jacking up the rear end and using a mechanics stethoscope while running it up to speed (be careful). Oct 29, 2014 · So I had the same issue, slow leak out of the pinion seal on the rear end. In this Tech Tip video you'll learn about why your rear end or front end differential may be making noise Feb 1, 2013 · Bearing noise is constant. Whenever I am IN GEAR, and decelerating, it makes a kind of grinding noise, it doesn't matter what gear I am in, it does it in deceleration, and its louder at certain RPMs (i. com http://1aau. A whirring noise when decelerating – May be caused by loose or bad bearings in the pinion gear or ring gear. So your symptoms highlited above make sense for a pinion bearing. 3 weeks later, I am hearing the same noise again. Incorrect installation of the ring and pinion gear prevents proper tooth contact and can Feb 1, 2017 · I just had the pinion bearing replaced on my 09 Ram 1500 4x4 after 176,000 miles. Jul 9, 2013 · 2004 - 2008 Ford F150 - Rear Differential Humming - I started to hear a humming noise from the back of my 2005 F-150 and my buddy who is a mechanic (and lives 300 miles away, otherwise I would use him to fix this) told me it was either the axle or pinion bearing. F40Model Year: 2019 + Previous Generations; F20 / F21Model Year: 2012 - 2018. I recently installed new shocks, steering stabilizer, and tires. May 12, 2024 · To fix rear differential pinion bearing noise in your 2016 Ford Fusion, pinpoint the cause: check backlash, bearing wear, and proper gear mesh. The description of "hum" does not. 010"-. Put back together and no change Could it be a cv? They do not appear to be bad. Possibly pinion bearing?SOLVEDRear pinion bearing was worn. It has something to do with the speed and not rpm as it does not make THAT noise in low speed at the same rpm) Dec 18, 2009 · On vehicles with C-clip axles the noise may vary while negotiating turns. I have had this driveline noise for a little while, seems to be slightly more noticeable and I'm not sure what it is, my guess is maybe the pinion bearing. Oct 7, 2021 · This is my brothers 2017 F150 with 5. This noise is most pronounced when making sharp turns or when driving on rough roads. I even used a stephascope to try and isolate where the noise was orginating from within the pumpkin. I have the noise/vibration all the time. I suspect you now have some bad pinion bearings and maybe a a bad ring & pinion to boot. You can fix a noisy bearing by avoiding corrosives and harsh weather, and parking in a dry and cool area. See if turning off climate control (mainly to eliminate possibility of compressor turning on) makes this noise go away. In this video we show how to finish removing t Rear end noise from my Jeep TJ. After checking the pinion nut torque, inspect the pinion gear and bearing for damage. The differential consists of a ring gear, a pinion gear, and several bearings that support them. 7 CCSB 4WD For the last 10k or so, I've had a rotating/whirring type of noise that I thought was related to tires or possibility a wheel bearing issue. Can you set pinion bearing preload without a torque wrench? A: Yes, you can set pinion bearing preload without a torque wrench by using a crush sleeve eliminator or a solid spacer. 006" Factory 75lbft. In this situation, the howling kicks in only when the vehicle is decelerating. Oct 8, 2021 · quick bonus video n what a failed pinion Axle pinion sounds likeSong: MBB - Feel Good (Vlog No Copyright Music)Music provided by Vlog No Copyright Music. Also check for proper backlash on the ring gear (. Bimmerpost ☰ Model Selection. No weird wear pattern or chipped teeth. Pinion bearing noise typically presents as a high-pitched whining or humming sound that can intensify with vehicle speed and may be accompanied by vibrations. Both had marks in the race and the on the roller surfaces. Thus creating tension between the inner and outer bearing. e. Dec 1, 2016 · Had pinion bearing wear/noise. It is also drastically Feb 4, 2024 · 1. Too much preload and you risk damaging the bearings; too little preload and they’ll wear out prematurely. Either way replace them both when you have the pinion out. thought it might have been the cracked parking btake shoes- replaced but no change. 3rd gear is loud @ 3500rpms, 4th @ 2500, etc) I have a full turboback exhaust (HKS), and I know for a fact that the catback rubs against Mar 29, 2023 · Pinion Bearing Preload Tool . May 11, 2020 · 2005 F-250 Lariat, with a stock rear end. Pinion bearings tend to whir, rather than rumble, because the pinion is turning several times faster (depending on gear ratio) than the carrier. • “Rumbling” or “whirring” at speeds over 20 mph can be caused by worn carrier bearings. After just a short test drive, the pinion on her Dana 35 was much warmer than the rest of the axle. Aug 24, 2014 · Since it was really starting to leak differential fluid (A drop or two a day) out the pinion seal, I said go ahead and rebuild it. com/chann Dec 30, 2022 · 2015 - 2020 Ford F150 - 2016 Front Differential Noise - I have a 2016 Lariat with about 103,000 miles on it. But then I discovered the noise doesn't occur if the climate control (and thus any compressor activity) is turned off. I am getting a roaring or "whump" noise at certain speeds on the highway. But let off the gas for a bit, and the load, stress, and tension on the pinion, bearings, and races changes—which can exacerbate an underlying problem. After doing a bit of searching, it seems as though my pinion bearing is what would be causing this noise. Bearing noise can be either a whining, or a growling sound. Aug 31, 2022 · Pinion preload is critical to the function and durability of any gearbox, differential, or transaxle. i have no lateral play in the pinion/pinion bearing. Aug 14, 2022 · Replacing the outer pinion bearing solved the noise, and it’s certainly something for owners of Ford trucks to keep in mind if their vehicles are making a bearing noise that seems difficult to diagnose. Mine made noise for almost 2yrs before my lazy ass finally got in on a lift. May 17, 2015 · This is part two for the repair titled: " How to diagnose and repair Rear Axle noise on Dodge RAM 1500 Trucks". Whirring noises will be present even when decelerating from 10, 15, 30, 50, or 100 mph speeds. Replaced pinion bearing and seals which were in need of replacement. The pinion bearing was failing. If this is a pinion bearing, suggest you do the diff side bearings at the same time if they have not been done. So, i had one on an s-10. If the noise is a little, you can go 100k miles. One of the bearings is bad in there and you'll need to rebuild the diff. I replaced the seal and the leak went away, 2 months later the whine showed up. As a result, the pinion shaft will vibrate and cause a Jan 21, 2014 · I have the exact same noise (hi pitch squeal) on my 2010 walker Evans at the same speed (30-40 mph at 4000-6000 rpm) From what i read, it's either the belt that squeal's , the tranny, the rear diff or a combination of all. Wolves and dogs aren’t the only things that howl. If it gets worse again, I'm debating whether to just swap the whole assembly to the Ford Racing 3. You need to get it set up and leave it alone or you will be buying new gears real soon. The noise may change while turning. 3. If ring and pinion gears are reused, the original pinion depth shim/oil baffle can be used. If the pinion nut had been left loose when you picked up the car you would have noticed it right away. To rule out wheel bearing issues, the car was jacked up, and wheels rocked back and forth to Nov 19, 2022 · I also originally thought the noise sounded gear-like, kind of a whirring noise or low pitched whistle. Quite Your Car Like Soundproof. While I was working on those, also drained and replaced the fluid in both diffs and the transfer case. We’ll have more interesting videos like this to share soon, so be sure and subscribe to Ford Authority for 24/7 Ford news coverage. Sometimes, the noise is not differential-related, but is caused by other driveline or axle components. Knocking Differential Noise. 73 setup, which I believe (but will verify) has the smaller pinion bearing of old. Hell it had over 200K on the clock by then. pinion bearing & cup. It was covered under my lifetime powertrain warranty. I'm guessing this means it is time to replace the pinion bearing? Mar 22, 2020 · On vehicles with C-clip axles, the noise may vary while negotiating turns. 5hrs labor plus about $175 for the new bearing and seals. Too much diff noise destroys the peace and the mood of driving enjoyment. There is no way to accomplish all this with out removing the differential. I think I have a pinion carrier bearing or pinion bearing going out. Ring and pinion noise could be the result of bad pinion bearing(s). When the bearing gets pressed on, the crush sleeve sits in between them. The pinion bearing plays a critical role in the smooth operation of the rear differential, and any abnormal sounds should be addressed promptly to prevent further damage. It’s different from the grinding noise while coasting in gear. It won't be rhythmic. i jacked up rear, pulled wheels and turned pinion, hear noise. Jeff, The seal is most Dec 28, 2021 · The pinion bearing noise will be audible once the vehicle starts moving. com. mj sh cz qn sx su fn pp vd bq