S52 rear main seal Kit includes: 1 x rear cover 1 x rear main seal 1 x steel gasket to engine block 4 x M6x28mm hex bolt 2 x Dec 2, 2020 · Transmission input seal Crankshaft rear main seal Flexible fuel lines in engine bay Thermostat, OEM temperature Auxillary fan temperature switch, 80*/88* Spark plugs (NGK 4776 BKR7E-E) Front subframe reinforcements Might Need to be Purchased Idle control valve 3. But still it's nice knowing it's fresh: Luckily the old one looked grose 20181022_132310 My girlfriend bought us some tickets so we could see a car show in Rotterdam. It uses a traditional mechanical pump driven by an accessory belt off of the crankshaft. 5” MAF Starter motor Camshaft lifters Camshaft sensor Revise TRM ECU chip Timing This is an OEM replacement rear main seal, which is often the source for oil leaks on S14, M20, M30, M50/M52/S52, M52TU/M54, and S54 engines. This will also apply to M50, M50TU, M52, M52TU, M54/M56, S50, S52, and S54 engines. us My Yahoo! Get your genuine OEM DDE 23513578 Detroit™ Crankshaft Rear Main Seal, Series 60 at Diesel Dash, an authorized diesel parts dealer. When doing any sort of repair or maintenance there is no replacement for genuine factory parts. Put a dab of sealant on the bottom of the block, at the corners of the engine block, where the timing case meets the block in the front, and the rear main seal plate meets the block in the rear. OE Rear Main/Crankshaft Seal Kit Common leakage point at rear of engine 10X Entries For Our G87 M2 Sweepstakes! Brand: ES#: 4758133 Mfg#: 11142247867KT2 Qty: Availability: In Stock The rear main seal can be purchased as a kit which includes a new cover flange with the seal pre-installed as well as a new gasket and hardware so that is an option as well, but just more expensive. Oct 21, 2012 · 4. Have one to sell? An item that has been used previously. Aug 7, 2012 · s52 Rear main seal - New style without spring or Old style with tension spring? Hey Guys. Nov 26, 2018 · - Oil pan gasket - front main - rear main and rear main housing - Oil dipstick o-ring seal - crank case vent kit - cleaned ICV with new hoses - new coils and plugs - valve cover gasket and bolt gasket washers -cleaned and painted Share Reply Quote Like S SpazE34 Discussion starter 15 posts · Joined 2016 #5 ·Nov 26, 2018 Getting S52 and M3 Oct 20, 2025 · OEM BMW E34 E36 E39 E46 Rear Main Crank Seal Flange Plate Holder 2245265 $16. These are all OEM gaskets so the quality and fitment are exactly what you expect. Apr 27, 2025 · Pivot Works. It is designed to be used with a rubber mallet. We at TC Euro designed this tool to replace the BMW seal installation tool (83300490965). This is the front crankshaft seal (48x65x10) for most BMW's with M20, M60, M62 engines. Some really cool cars: 20181014_164027 Would love to own a rx7 at Dec 30, 2020 · I was watching FCP euro video and they used a white plastic guide to slide the main seal in the housing onto the rear shaft. Learn about repair options, costs, and preventive maintenance tips to avoid engine damage and save money on expensive repairs. Apply silicone to the cracks where the block and front timing case meet and also in the rear where the block and the rear main seal cover meet 15. Always a good idea to remove these as a “while you’re in there” sort of job. If I understand you correctly, you're proposing to remove the rear main seal "housing" and just swap it with another spare housing in which you've installed the new seal. #HOWTO #REARCRANKSHAFTSEALIn this episode I explain how to replace a rear main seal on a RWD vehicle, since most are similar in some ways I think this video Jan 13, 2025 · Learn about Cummins rear main seal basics, common issues like leaks and noise, diagnosis methods, and replacement steps. Made by Elring. This is an engine rear main seal flange to a BMW E36 with S50, M50, S52 or M52 engine. 99 Free shipping BMW CRANKSHAFT CRANK REAR MAIN SEAL COVER m50 m52 s50 s52 m54 11142247867 e36 m3 $19. As a repair can cost hundreds of pounds, so it's vital that you know what to look for if it's failing. Oct 16, 2025 · The tool is used for the following crankshaft seal part numbers. At Bimmerforums, you will find technical how-to information maintenance specifics audio advice wheel and tire combinations and model specific details not found anywhere else. The time now is 11:52 AM. . Any opinions either way? I assume the "new style" would be better since it is newbut has anyone had some solid experience either way? Thanks! Sep 17, 2025 · Add your vehicle to make sure this item fits and qualifies for free returns. BMW is famous for its amazing handling and non stop oil leaks. What am I missing here? This is a OEM replacement rear main seal, which is often the source for oil leaks on M20, M30, and M50/M52/S52 engines. Jan 22, 2009 · Anybody know where I can find a write up for a DIY rear main seal for a e36? I searched the forums and nothin came up. 95Hyundai proved to be one of the biggest automotive surprises here at CES. The rear main seal can last for a long time, maybe for the rest of your car’s lifespan. Jan 1, 2024 · I was doing some reading on TIS while I contemplate if I should replace my rear main seal before reinstalling the S85. Over 6,000 Automotive Torque Specs. 24 $24. Putting a new seal on usually goes on by hand or with very little extra effort. This is an OEM Rear Main Seal manufactured by Corteco - an original supplier to BMW for many rubber parts, including gaskets and seals. I just used a normal seal puller. This seal is made from PTFE/Teflon, which has better chemical resistance and less friction than traditional rubber seals. Here is my dilemma, I'm upgrading to a 6MT transmission and I have the everything out. 5” MAF Starter motor Camshaft lifters Camshaft sensor Revise TRM ECU chip Timing Dec 2, 2020 · Transmission input seal Crankshaft rear main seal Flexible fuel lines in engine bay Thermostat, OEM temperature Auxillary fan temperature switch, 80*/88* Spark plugs (NGK 4776 BKR7E-E) Front subframe reinforcements Might Need to be Purchased Idle control valve 3. The seal may and can ride on the serrated area of the stock crankshaft with no issues. 99 View Product Genuine BMW Rear Main/Crankshaft Seal Kit Common leakage point at rear of engine Mar 5, 2024 · The rear main seal keeps oil in your engine and prevents leaks. S52 E30 Endurance Racer - We do Annual AER Tech! Also fixed an oil leak due to a damaged rear main seal housing. The kit came with the plastic guide, and my understanding is that you're 100% supposed to use it to do the job May 11, 2011 · This is my first rear main seal replacement and didn't realize that you can install it at different depths in the carrier! The instructions that come with the corteco seal even mentions that it should be installed in a different position so it doesn't wear the crank in the same area and leak. A Genuine BMW part to replace part #11141432240. 68 USD In Stock $37. When replacing a rear main seal, the design of the seal dictates the installation process. Sep 17, 2025 · This is an engine rear main seal to a 96-99 BMW M52 or S52 engine. Thank you for choosing the BOP Engineering Viton® Rear Main Seal, which is a direct replacement for the stock rope seal. Be sure to ask any questions or leave a comment. M52/S52 lower gasket set includes: 1 x 07119963151, oil drain bolt seal 1 x 07119963200, coolant drain seal ring Sep 26, 2025 · Fits a wide variety of BMW engines, please look at pictures and part number to confirm fitment. It was a little tough ZF 320 5-spd Manual Transmission Shaft Seal Set - E36 E46 E34 E39 E53 Z3 Set of OEM and Genuine BMW seals to prevent or eliminate leaks from your ZF 320 5-speed manual gearbox. 60 Add To Cart Add To Wishlist Find many great new & used options and get the best deals for E30 E34 E36 M50 M52 S50 S52 RMS Rear Main Seal Flange Bolts at the best online prices at eBay! Free shipping for many products! Aug 7, 2024 · This is an engine rear main seal flange to a BMW E36 with S50, M50, S52 or M52 engine. Its not hard, just crack the crank bolt, 3 jaw puller the flange off. 2 S52? Thanks guys! Aug 9, 2024 · This is an engine rear main seal flange to a BMW E36 with S50, M50, S52 or M52 engine. Plus, maintenance tips to keep your engine running smoothly! May 18, 2006 · 7) Remove rear main bearing cap and discard lower seal 8) Loosen two bearing caps forward of the rear main bearing 9) Remove upper seal with removal tool Notes: • Remove negative battery cable • Place cardboard under vehicle to protect cement from dripping oil • Clean all mating surfaces of old gasket and sealer Tips for rear main seal install?twitter Facebook Digg Google StumbleUpon del. 8L-3. It comes with a NEW plate, gasket, bolts, and rear main seal already installed in the plate. Apr 29, 2014 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Kyle does such a great job with this repair and an even better job confirming that his work was done cor Here’s how to diagnose the leaks: Diagnosing rear main seal leaks may be a bit tricky, considering the leak's location. These are know for cracking when you replace the seal so always better to buy a used on and fit the new one to this before you tear your car apart! Didn’t leak when removed but naturally you should be changing this seal! IF YOU LIVE IN OR THE HIGHLANDS OR NON-MAINLAND UK, please ask for a shipping quote. The rubber mallet is better at BMW 2. Shop this and more at DieselDash. This Genuine BMW updated rear main seal fits many BMW's. It works much better than just replacing one gasket/seal. In this video I show you how to properly install front and rear crankshaft seals on an M52 engine. 8 grade) 48 Nm (35 ft-lb) M10 (10. Write A Review Genuine BMW Rear Main/Crankshaft Seal Kit Common leakage point at rear of engine Brand: ES#: 4758131 Mfg#: 11142247867KT3 Qty: Availability: In Stock Rear Main Seal Cover Steel Gasket, BMW - E30, E36, E46, M20, M50, M54, S52 Sealing plate between the rear main seal cover and the engine block. Jul 25, 2021 · Engine: S52 from M3 Auto New gaskets, rear main seal New connecting rod bearings VANOS rebuild and new solenoid When I pulled the engine (it’s only had one TNIA since) compression was 168, 170, 180, 170, 175 ,170 Kassel Tune (SAP delete, rear O2 delete, Evaps all set to ready, etc) M50 Manifold, rebuilt injectors Power steering hoses all Correct me if I'm wrong but rear main seal leak is typically at seal itself due to moving crankshaft and seal wears out like any seal. Rear driveshaft to final drive flange With U-joint (M10 ribbed nut) 80 Nm (59 ft-lb) With U-joint (M10 compressed nut) 64 Nm (47 ft-lb) Flex-disc to driveshaft or transmission flange M10 (8. Postage is usually double! I will not ship to you for a Apr 18, 2021 · If they don't see oil on the upper pan gasket outside the bellhousing area, then it doesn't matter whether or not it's the pan gasket or RMS leaking INSIDE the bellhousing. 99 Free shipping Nov 22, 2024 · <p>BMW E36 M3 M42 M43 M50 M52 S50 S52 REAR CRANK CRANKSHAFT SEAL COVER 11142245265</p> Id recommend changing the rear main seal OEM BMW E46 M52 M54 Rear Main Seal Plate Flange Holder 99-05 323i 325i 330i 328i Protect your BMW engine and drivetrain with the OE Rear Main/Crankshaft Seal Kit, a critical upgrade for leak-free performance and longevity. Nov 12, 2014 · Bimmerforums is the preferred online BMW Forum and community for BMW owners. Feb 10, 2020 · Just wondering if anyone has any input from experience on replacing the real mail seal. This tool is intended to be used for the front crank seal behind the main bolt. Please message us for any questions. Wheel Bearing Kit for Suzuki RM250 1976, RM370 1976. Be the first to share your knowledge of this product. MUCH easier to do it all at once than drop it again and again. Masquerading itself as a oil pan or R. Replacing the seal with the housing installed is really nbd. 2L L6, L4 DOHC Naturally Aspirated designation M54,M52,M52TU,S52,M44,M42,M50TU,M50 This is the perfect addition to any job on the lower half of the engine - oil pan gasket, rod bearings, rear main seal, or during an engine rebuild. It's the rear main already installed to an aluminum housing that comes with the gasket and reinforced o-rings needed to reseal everything inside the transmission area. The aluminum Oct 16, 2025 · BMW E36 M3 M42 M43 M50 M52 S50 S52 REAR CRANK CRANKSHAFT SEAL COVER 11142245265 BMW CRANKSHAFT CRANK REAR MAIN SEAL COVER m50 m52 s50 s52 m54 11142247867 e36 m3 $19. Position : Rear. Find our best fitting rear rear main sealss for your vehicle and enjoy free next day delivery or same day pickup at a store near you! Find many great new & used options and get the best deals for BMW M57 Rear Main Seal Cover Mounting Bolts 11142245265 at the best online prices at eBay! Free delivery for many products! How does main seal leak repair work? A rear main seal leak repair product like Bar’s oil leak stop works by refreshing and conditioning the seal, rather than replacing it. Here are symptoms to look for, its seriousness, and cost to replace Jun 17, 2025 · This is a new OE Corteco Seal for your front crank shaft seal on the following engines with BMW part number 11141275466. The time now is 09:41 PM. 9 grade 60 Nm (44 ft-lb) M12 (10. Unless you're replacing the oil pan gasket, I wouldn't remove the housing. These are know for cracking when you replace the seal so always better to buy a used on and fit the new one to this before you tear your car apart! </p><br /><p>Didn’t leak when removed but naturally you should be changing this seal! </p><br /><br /><p>IF YOU LIVE IN OR THE HIGHLANDS OR NON-MAINLAND UK, please ask for a shipping quote. 00. It is less likely to leak under "extreme" conditions. Install this seal dry, no oil or grease. The car being worked on is 3,217 likes, 44 comments - stuphyy on October 13, 2023: "S52 reassembly part 2! Pulley system spark plugs ignition coils rear main seal secured oil pump nut e34 oil pan equal length headers • • • #engineswap #e30 #325is #e30s52 #24vswap #e30lovers". 11142247867 "set of covers" is the best way to go. The tool will allow you to install seals to the correct depth easily without damaging the metal surrounding the seal, or the seal itself. IMO, you are just increasing chances of leak if not resealed properly. I have one installed in my s52 right now, and nothing seems to leak, but I am chasing a very increased oil consumption issue and worrying that it's leaking in a way that I can't see. This video shows you how to replace the rear main seal on most inline 6 BMW engines such as the m52, m54, m50, s50, s52, s54, etc. Shop stroker kits, cams, and more! BMW is famous for its amazing handling and non stop oil leaks. Just a quick video for those wondering how to fix a leaky input shaft on their BMW transmission. However, these leaks will always originate from the engine's rear side. Replacing a Leaking Rear Main Crankshaft Seal . Oct 7, 2021 · In this article we cover everything you need to know when it comes to rear main seal leak symptoms and how to tackle this problem effectively. This is the OE BMW replacement rear main seal, which is often the source for oil leaks on S14, M20, M30, M50/M52/S52, M52TU/M54, and S54 engines. Minor cracks or voids in the seal are filled in. Rear Main Seal Cover Steel Gasket, OEM - E30, E36, E46, M20, M50, M54, S52 Sealing plate between the rear main seal cover and the engine block. 1 sealant to sealant outlet (1) on left DNJ® Rear Main Seal RM845 fits 91-06 BMW 1. This item fits the following BMWs: 1984-1991 E30 BMW Find many great new & used options and get the best deals for NEW M20 M50 M44 M42 M52 S50 S52 M54 S54 Engine Rear Main Seal Gasket 11141432240 at the best online prices at eBay! Free shipping for many products! Feb 3, 2006 · Does anyone have the part # for rear main seal for the Euro S50B32 engine? Does it use the same seal as the US M3 3. BMW E36 M3 S52 3. Home Engine Parts Gaskets, Gasket Sets, Seals, & O-Rings Oil System Gaskets Front & Rear Main Seals 11142249532 - Genuine BMW Front Main Crankshaft Seal Good used rear main seal piece. This should apply to most manual transmissions from BMW, thi Oct 2, 2024 · Good used rear main seal piece. Sep 6, 2025 · Discover what a rear main seal leak is, why it's a serious automotive issue, and how to identify it. Best Gasket rear main seal- rubber. Today we have a short video on a rear main seal job. com. Do I replace the RMS for 'preventive maintenance', or am I opening a can of worms to cause a leak where the RMS housing and oil pan meet 92-99 BMW 328i 528i Rear Main Seal Flange E39 E36 M52 S52 M3 Plate S syn52k (105) Apr 12, 2012 · The front main seal. 8L-170ci-S6-M52 Engine Torque Specs. The car being worked on is a e53 x5 with the 3. Diagnosing a transmission fluid leak from the rear main seal requires a thorough inspection by a qualified mechanic. Note: due to engine machining variances, seal performance may vary. These products contain special polymers that penetrate the old, dried-out rubber of the seal, causing it to soften, expand, and regain flexibility. The M50/M52/M54 and S50/S52/S54 engines have a history of the oil pump nut coming loose, backing itself off, and chaos ensuing shortly afterward. Nov 27, 2023 · Oil Pan Gasket Front Main Seal Rear Main Seal Constant Pressure Valve Water Pump Another Achilles heel for the S54 is its water pump. 0 M54 engine. 99 Free shipping Frequently Purchased Together Genuine BMW Rear Main Seal & Rear Crankshaft Seal Kit Ships Today MFG Part# 11142247867KT3 T# 25772530 Brand $134. I’m the video I was a little unclear about the tangential cut that is needed in the tool. icio. Taking it out just requires digging a sharp object like a nail or screw into the seal and pulling it out. Sold as : Kit. In doing so, this part jumped out "Remove remnants of sealing compound from sealant outlet (1) on left and right. How to Install a Rear Main Seal CRITICAL SEAL Responsible for keeping oil from leaking at the rear of the crankshaft and for keeping harmful contaminants out, the rear main seal comes in different designs and materials. Sep 18, 2024 · What to know A leak from the rear main seal typically results in reddish-brown fluid leaking from the back of the engine. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm Replacing a rear main seal on my s52 with the bmw tool. The E30 M3 tends to leak from the rear main seal. Just order what BMW calls "set of covers". This item may be a floor model or store return that has been used. Throttle Cable: E34 M50 throttle cable will be needed Part Number: 35 41 1 160 609 Tip: if relocating brake booster for clearance, install the throttle cable before the brake booster. This process helps the Apr 8, 2013 · If you're really unlucky it's the rear main seal, which requires removing the transmission, so normally a 'while you're in there' clutch R&R as well. It offers proven sealing ability, excellent heat resistance and 5150 AutoSport offers premium BMW performance parts and engine services, from ARP hardware to cylinder head machining. Fits 1956-1957 Ford V8 Y-block 312. Oct 31, 2012 · About this item Direct replacement - this rear main seal cover kit matches the factory design, and includes a new gasket, installation hardware, and an updated seal design for superior leak prevention Durable construction - the timing cover in this kit is made of die-cast aluminum for a leak-free fit and durability Convenient solution - this kit includes a new gasket and installation hardware Jan 4, 2016 · Rear main seal replacement DIY or advice?All times are GMT -5. Aug 7, 2012 · But I am gonna be doing the rear main seal as well. Jun 27, 2011 · Replace all the tranny seals, clutch and TO Bearing, rear main seal, get the FW resurfaced, and install new shift linkage bushings while its all down. Rear Main Seal Cover Steel Gasket, VR - E30, E36, E46, M20, M50, M54, S52 High quality, 24 Month Warranty + - Qty Price: $1. Main seal leak. Also, additional information and facts are included. This is a URO Parts rear main seal, pre-installed in the cover, with new hardware for M52, M52TU, M54, and M56 engines. In the picture above, you can see that I’ve started prying out the brown rear main seal. Oct 11, 2014 · If the oil is leaking where the rear main seal plate is bolted on, that can be sealed with the appropriate RTV or replacing the gasket. HELL YES you should replace it. Postage is usually Learn how install each different type of Fel-Pro rear main seal – one-piece rubber or PTFE, two-piece rubber and rope. This is the front crankshaft seal (48x65x10) for most BMW's with M50, M52, M54 S54 engines. Jun 14, 2023 · Oil pan gasket leak or Rear Main Seal n52All times are GMT -5. Replacing a 2 Piece Rubber Rear Main Seal. Molded synthetic rubber is the material most commonly used for rear main seals. In the case of a vehicle with a manual transmission, a faulty or worn seal can allow oil to leak onto the clutch, causing slipping and chattering. Rear Main Seal This is the paper gasket located under the crank seal 2X Entries For Our Spin To Win Sweepstakes! We Price Match - Give Us A Call or Chat! Brand: ES#: 3478264 Mfg#: 11141432240 Qty: Availability: In Stock Crankshaft Seal (90 X 110 X 12) Prevents oil from leaking out of your crankcase at the front crankshaft flange New style PTFE seal (without tension spring). Type : Wheel Bearing/Seal Kit. This cut should be tangential with the 110 mm Do you see oil puddles under your vehicle, especially when the engine is running? That might be one of the most noticeable rear main seal leak symptoms. 2L Manual Transmission Gaskets & Seals Differential Cover Input Shaft Output Shaft Selector Rod Set This video shows you how to replace the rear main seal on most inline 6 BMW engines such as the m52, m54, m50, s50, s52, s54, etc. <p>Good used rear main seal piece. Any issues doing this without the guide? I did this on an S52 recently, but it should be the same concept. Install new oil pan gasket and oil pan. It will run down to the oil pan flange and eventually to the bottom rear. BMW Rear Main Seal for engine. While they typically last around 100,000 miles, some owners have reported failures as soon as 60,000 after replacement. May 15, 2021 · Also the crush seal on the intake side (Right behind the thermostat) for the tension side chain guide will drip. If its leaking from other areas your going to somehow address those leaks, possibly by replacing the gasket between the block and the upper timing cover. This seal is made from FKM rubber and includes the inner spring. I googled it but can't seem to find any real info on this mysterious order and figured I check here before I wing it and Jul 25, 2023 · A rear main seal is an important part of the engine system. 3 of the common leaking points are oil pan gasket, rear main seal, and oil filter housing. I saw a suggestion that there is a proper order in which to tighten and torque the bolts. Its main function in your car is to prevent the oil from leaking between the block and the crankshaft. But looking at Pelican there is a new style, without a tension ring and the original style with it. All of our bottom-end and crank tools are high quality and shop approved. But to remove whole assembly which exposes the part of upper oil pan gasket it doesn't make sense to me. We will contact you if additional shipping costs are required for Puerto Rico, Hawaii, or Alaska. GENUINE BMW M20 M40 M43 M42 Rear Main Seal 11141438715 - £20. After rope rear main seals were phased out, the indus-try moved to two-piece rubber main seals that were easier to install and provided a better seal. 99 This the the rear crankshaft / main seal kit that includes the rear seal 11142249533, gasket 11141432240, hex bolts 071199905400, hex bolts 07119905530. Bimmian89 Advanced Member Join Date:May 2012 Posts:170 #3 11 Get the job done with the right part, at the right price. Our professionals are here to help make sure you find the answers you need to your questions and our community is here to help other brainstorm I'm thinking that oil pan gasket will leak. | Rear Brand: ES#: 4004435 Mfg#: 11142249533 Qty: Availability: In Stock $45. However, there is an easy (and cost-effective) fix to this problem. FOR SALE! Genuine BMW Rear Main Seal, Fits E21, E30, E28, E12, E34 - 177023525682 I can't help on the part number, but I've done the rear main seal on a few S52 motors and it's really easy, no pressing or pulling really required. My RMS is not leaking and hasn't been replaced that I know of in its life (180k). While Audi and Ford have grabbed the headlines, it's clear that Hyundai isn't far behind, and on this evidence, may even be ahead in some areas of in-car electronics, before too long Jan 22, 2016 · To ease the installation of a new rear main seal, I cracked the bearing caps loose. With more than 100 years in the industry, Elring is one of the The seal is mounted in a cast aluminum cover on the back of the motor, behind the flywheel. Good luck Space Monkeys!!! Check out all the tech inside this antique! - - #wilemot Jul 31, 2025 · How much does Ford F150 rear main seal replacement cost? We’ve got the answer: various Ford F150 models’ prices. Oct 28, 2018 · vliegwiel While I was in there I replaced the rear main seal, wasn't really necessary because it didn't leak. Use the included plastic cover as a guide when pressing over the crankshaft. But everything has its downsides. A OEM part to replace part #11141432240. Apply Drei Bond 2. MANDATORY Front main seal Rear main seal Oil Pan Head Gasket Intake Exhaust Oil Filter housing Catalog Gaskets Cylinder Head and Valve Cover Gaskets BMW M5 E30 E34 E36 M50 M52 S50 S52 RMS Rear Main Seal Flange Bolts Previous Find BMW E36 E34 E39 M50/M52/S52/S54 Crankshaft Rear Main Seal Plate OEM #11142247867 in Plymouth, Indiana, United States, for US $31. Shipping We offer FREE shipping on all orders within the Continental US unless listed as local pickup only or freight shipping. If you are doing a crankshaft seal or need to replace a crankshaft harmonic balancer pulley, you may need one of these BMW crank related tools. The rear main seal is a rubber component that can wear out over time, allowing transmission fluid to leak. Search Car Torque Specifications by Engine or Model Oct 12, 2020 · Before actually starting with the clutch install on my S52 engine, I first needed to remove the old rear main seal and pilot bearing. 9 grade) 100 Nm (74 ft-lb) Sep 21, 2025 · Fits a wide variety of BMW engines, please look at pictures and part number to confirm fitment. When Leak Repair Rear Main Seals Rear main bearing seals keep oil from leaking at the rear of the crankshaft. Search Car Torque Specifications by Engine or Model The rear main seal is actually sold as a "kit" from BMW. The item may have some signs of cosmetic wear, but is fully operational and functions as intended. Postage is usually double! I will not ship to you for a Mar 21, 2019 · If you have ever looked at buying a BMW E36 or E46, you have probably heard of this before. This is a tool that I designed to replace the BMW seal installation tool (83300490965). BMW 2. +1 on thoroughly cleaning the area, then driving a bit and checking. My buddies got a leaky rear main seal and we need to know how to replace it. The rear main seal is a common source of rear engine oil leaks and this is a handy kit for a direct replacement with no need to press out the old / press in the new seal. May 27, 2025 · A leaking rear main seal is one of the more serious oil leaks you can have.