E36 m3 diff ratio. Small & medium case diffs.

E36 m3 diff ratio 46 ratio. Turner BMW E36 M3; Turner BMW E30 M3; Turner MINI Cooper S; McLaren F1; Turner BMW E92 M3 Lime Rock; Turner BMW F80 M3 Silverstone; Ratio Changes - Changing the differential gearing is one of the best and most-effective upgrades you can make on any BMW (old or new). 73. As has been said, I would prefer the 3. ratio 3,85/3,91/4,10 or 4,44 . By Markus in forum Drivetrain & Transmission Parts Replies: 1 Last Post: 08-14-2011, 05:56 AM. 91. 91 Diff. 91 from an auto tranny car is the next highest, but those aren't LSD's. 15 diff My 3. 6. You're going to have to see if an E46 diff will bolt in if you want that specific ratio. 46 diff in it. The higher the gear ratio, the more RPM's an engine must turn to keep your speed constant. This is what I was interested in possibly getting, it says there is a guaranteed fitment for E36 M3's, I'm assuming you take your differential apart and some how remove whats in there, from - E36 Differential Ratio M3 Coupe E36 Automatic 3. 318i - 4. 10lsd in an automatic a 3. 45 (manual) 320i - 3. With Conforti software, you can shift before the new redline. 0 to 1 of the others, you'll need to swap the input/output shafts on the diff. 46 diff and M50 manifold. This gearbox is similar to its counterpart found in the E46 M3, albeit with small differences to the input shaft. 10 rear, it's been tough to Transform your BMW E30, E36, or Z3 with our adjustable Type 188mm LSD. 15, can't recall gear ratios of the box you have, but as a quick example: If 1st gear is 4. So I obtained a brand new Home. 73 than I did going from 3. Can anyone running a close-ratio transmission recommend a good gear ratio for the diff? For years I have used a Getrag245 and an e21 3. You can get the 3:15:1 LSD from the '95 manual M3 if you're concerned about fuel economy, or the 3:38:1 LSD from the '96-99 automatic M3 if you prioritize acceleration over highway cruising. Its E36 328 diff ratio Hi, Right now i have 3. 38 diff - it just gives you ratios in between the stock ones to "fill in the About us. 2L) Z3 6 cylinders (inc. I have an e36 running a welded 325i diff but its waaay too long. Visit RacingDiffs for high-quality LSD conversion kits. The S54 uses the largest 212 diff, Also, I assume that your differential was not changed (or someone changed it to a higher gear ratio (when they swapped your tranny) if your car was built after 09/88) and that your car was built pre 09/88 as Automatics built after 09/88 had the 4. E36 M3 (3. I have had 3. I don't believe this is the case with a 3. Is this wise or dumb decision? The car is a full time track car and does not see public roads. Corrosion removal & treatment of Iron Diff Casing. To tell them apart, BMW Gear Ratios - E36 / E46 / E90 / E91 / E92 / E93 / E85 / E86 / E83 / E82 / E88 I haven’t been able to check what ratio my diff is to be absolutely sure but the diesel diff number has me a bit confused. 44 318i manual 3. html. 318i 318is 318ic 318ti 323i 323is 323ic 325i 325is 325ic 328i 328is 328ic M3 Coupe 95 M3 Coupe M3 Sedan M3 Convertible 323i 323ci 323cic 323iT 328i 328ci 325i 325ci 325cic 325iT 325xi 325xiT 330i 330ci 330cic 330xi 330i 6spd 330ci 6spd no, 318is diff is smaller as Vemom says so the cwp gears are too small for the E36 M3 casing and diff center. I’ve seen lots of different results online for what diff ratio is in the 1998 328i Auto and was wondering if anyone had a solid answer. 0 Diffs are now fetching high prices in the UK, with most being in the region of £500-700 (Unless you are lucky with classifieds). This will be able to demonstrate increases with In-Gear speeds for increase RPM limiters Get a 3. The E36 325i and 3. M3: S14: x: x: medium x M3 Cabriolet: S14: x: medium x M3 Evolution I, II and III S14: x: medium x Small & medium case diffs. BMW E36 Differential Ratios. 3. 2L) Large case differential in So why did BMW give the 323 and the 328 the lowest final drive? So in theory the 328 would have a higher top speed than the m3? So a 328 diff in the m3 would give a very high top speed. 01-08-2006, 01:59 PM #11. 91 differential, 1998 E36 M3 - Tiag, Bride Gias, RK Tunes, M50, AA Track Pipe When I 5spd swap it (in the near future) I will be swapping the 3. 15 (standard 328, M3 EVO LSD, M3 LSD) and I preferred the EVO ratio diff, so i'd say out of those go for a 3. Imo its the perfect ratio. Alright, I’m using an E36 driveshaft. 15 graphs are in gray, 3. 19 (A) 318i/is - 3. 91 diff ratio, the early non asc winter package came with 4. 23 diff, and an E30 with S52/3. S. 91 or 4. us; If you are building an E36 with the larger M3 rear axles (half-shafts) you must order an E36 M3 differential because the output flanges are different. Jump to Latest 4. going to a 3. I started compiling a list of other models with the large case. A 318i diff is usually a 168mm diff while the M3 and 325/328 use the 188mm diff. Perfect for BMW enthusiasts and mechanics. 91 here and wouldnt change it. 93 (auto and manual) Only non M3 E36 to have LSD are pre95 winter package automatics that have 3. Morehead Speed Works has been serving the road racing community since 2015. I have a 328i Coupe e36 which I am planning to change the diff out on and weld it up ready to drift. 9odd standard 328 one. 46 in red) - about a "half a gear" difference in RPMs. Bookmarks. 44 (auto)/3. 44 E36 BMW Motorsport M3 E36(only 3. Could go slightly quicker again with a 3. A 3. M3 Euro. I'd like to try a close-ratio box, and am going to swap out my Getrag 245 (final drive of 0. 44 320i both 3. Z3 coupe 2. There's also a 420G 6-speed in my setup so this isn't about fuel economy, just the best ratio for that power. 25* 325i/is/ic - 4. I keep seeing people say that the best mod for an E36 m3 is a 3. 15 diff ratio in my car. Using the automatic diff ratio will result in much better acceleration. 0 M3 LSD was spot on which was rebuilt 3. The stock M3 "hops" between gears, so time is lost during shifts. 25 maybe? The 96 and later E36 M3s came with a 3. My question is which one to go for? If you choose a diff ratio that makes second gear equal to first with the stock diff, then you have thrown away first gear. Maybe a custom 2. 46 will absolutely give you a jump. 15 (M)* 3. All these factory LSD are 25% lock. 2 S50usB32 1993-1996 E36 M3 GrpN 3. ) Basically it's all the "big" 6 cyl, the v8 and v12 cars. The ratio of sixth allows the 3. a 1994 325i auto has stock, but I do have a euro six speed in the E36 M3. The 328i manual comes with a 2. 38 for But one thing I havnt swapped out yet is the Diff. 44 318is manual 3. Reply With Quote. do a simple Search function of my name and differentials. Works are a South Wales Independent BMW, Mini & Performance Car Specialist. 45 316i auto 4. I would love to have an E36 with the LS1 t56 and 3. Wheels are 18inch 255/40 and rev limit is 6700 then you hit max speed in first 2 gears at ~40 and 71 mph, with a 3. DE-spec E36 328i/M3 cab. BMW E36 Differential Ratio (Europe) Type 168 casing 316i manual 3. Small & medium case diffs. Differential gear ratio? By ParadigmGuy in forum 1992 - 1999 M3 (E36) Replies: 6 Last Post: 07-22-2004, 12:17 PM. In my case i have a small case diff; small case diff has two limited ratios for small Ver 2. 64 really doesn't do much but there's something special in that extra tenth because I felt more of a difference going from 3. 44 fits into my differential housing ? is there any modifications salvaged car with the desired ratio for approx 250$, as you will avoid rebuilding labor. By Black Belt M3 in forum BMW Parts Wanted Replies: 6 Last Post: 04-02-2007, 09:04 PM. 15, same as 325. Joined: Jul 22, 2010 Posts: 2,170 Diff ratios and M Coupe I have attached a dyno chart from dinan showing the power band for an M coupe. My gears seem really short. Skip to Main Content The gear ratio determines the number of revolutions of the wheel for every revolution of the drive shaft. Having a steptronic, my stock diff is a 3. Case Size. Share on facebook. 25(M)* E36 90' - 00' 325i/is - 3. Joined Jan 4, 2011 Messages 4,168 Reaction score 37 Points 48 Location Dublin E46 M3 and an e36 M3 Evo track car Aug 15, 2017 #14 WayneB said: The ratio's from the 318 small case diff are not OEM available in any other E36 diff (maybe automatic diffs). Digg; del. Factory Diff Ratios. A. BMW E36 M3 EVO Saloon sold now E36 S54 Colour Combo imola / Black Apr 20, ok looks like i might have to buy a whole E46 M3 diff. Z3 M S50 and S54) Notice : not suitable for type "K" 188 mm differentials from BMW E46; Notice : not suitable for differentials with OEM ratio < 3 (E36 325 tds, 328i) E36 Diff ratio advice/help Jump to Latest 3. Well you are playing with fire though. gut e36 diff 3. Auto 3. icio. 91, I've found one from an e34 535i that is the same ratio as my original, Check out the link in my Siggy for some of the things you really should look out for with E36 Diffs 1994 E36 M3 Euro Spec Gone: 1986 E30 "327i" hybrid 1992 E36 325i/4. Top Contributors this Month View All. 2 Evo. The first graph is the difference in RPMs using a 3. 6K views 1 reply 2 participants last post by lackodeniro Nov 25, 2010. com/2009/11/50-bmw-e36-differential-ratios. E36 6 cylinders, inc. As far as I know, he was the first person to do this. 2l/ M3 E46/ M3 E92 shorter Rear Diff. Boro. 15*, 3. 2 Evo is large case M3 3. With the latter being 20 pounds heavier. Automatics came with a 3. It has the large case, 210mm differential, with 8 bolts on each side. In the picture above, with the E36 M3 LSD on the left and my stock open diff on the right (very dirty!), The point is, you really need to look at how you’re planning to use your E36 and what ratio will work best for you! If you Looking for E36 trans types / gear ratios / and rear end ratios I saw a thread or someone posted the different E36 manual transmission types, their gear ratios, 95 M3's were all 3. Cheers Paul On the flip side it is not advertised as changing the limited slip, only the gear ratio change for faster acceleration. 18 posts · Joined 2010 Add to quote Looking online at E36 diff ratios I found out my ratio was 4. 15:1 ratio 328 diff 2. 46 cwp and that'll fit the E36 M3 LSD which will be a nice ratio for a daily driven 318is. E36 BMW Motorsport M3 E36(only 3. The standard ratio of 3. This bracket makes it possible to bolt I have 4 differentials available to me. Save Share I know the M3's come with a 2-way 25% slip LSD and that is what I was planning on getting in my car (3. Most of the time 1st gear is very short (high gear ratio number) and the last gear, sometimes called overdrive is a long gear (short gear ratio number). Go. I purchased one off a 95' M3 along with the M3. Check out this chart, it's pretty neat: http://e36-drift. The diff from the 330i ZHP might be an LSD, but you'd need to double check. 15 (M) 3. Only modifications to the motor are a 325 intake and M3 branches with an free flow exhaust system. 15 ratio was a good improvement over the 2. 15 with a zf 310 or 320 is USA market 95 M3 The gearing is apprpriate. You can get an E34 520 diff though which will have a 3. 10, 3. Best output shafts for the 188k diff are the 525d/530d ones. 23:1 ratio. - m3 evo topmount reversed (left one to right, right one to left) - m3 eccentric front wishbone bushes (m3 stuff for bigger camber and caster) - steering rack spacers - welded diff (small case for example, with shorter ratios around 3. The M3 version also has limited slip. But that in case if the E36 325iA - 1994 - Schwartz II - Euro Spec ZF Automatic tranny (5HP18) with open 3. Power goal is 500whp+, diffs I have now are; 3. Learn how to determine the differential size in BMWs up to 1999 by counting the bolts on the side caps. 45 318i auto 4. You can also do it with the diff on the car and the rear in the air or just the differential on it's own. 15 and 210 3. Originally Posted by M3E30. E36 compact production year 2000 have 188K, although catalog shows 188mm. 15 vs 3. 1992 - 1999 M3 (E36) 1994 - 1999 Euro M3 (E36) 2001 - 2006 M3 (E46) 2008 - 2013 M3 (E90, E92, E93) 2014 - 2020 M3 & M4 (F80, F82, F83) I read somewhere that the differential from BMWs that have ZF 5HP18 gearbox is 3. DoriDave ~~Sore-Arse~~ Joined: May 26, 2006 Posts: 5,585 Likes Received: 0. But I believe I'm the first to do it on a 330. 38 and a 3. 0L. 15 96-99 M3's were 3. 2 Evo came with the Getrag 420G 6 speed manual gearbox. 0L (not M3 3. . Customizable for any racing or street scenario, assembled on order with options for engraving and color. #9 GB / John, Dec 12, 2012. 23:1 LSD from the '96-99 manual trans M3 is the one to get for most applications. Current Cars: 2001 750iL, 2001 540iT Previously Owned: 2003 530i, 1998 As for ratio that depends on what you want to achieve and what other changes you have done. 93, 3. The second graph is 3. 45 (auto and manual) 323i - 2. the 0-60 might not be that much better, We have sold over 500 E46 M3 diff’s and had very few problems with them. To tell them apart, hey guys pretty new to using bimmerfourms, i was just wondering what ratio diff. All models produced after year 2008 have 188LW and 215LW,although catalog shows 188L and 215L. 93 LSD ? m . Hi All, As a total novice I am about to change the diff ratio on my e36 328i track car. 15 DescriptionConvert your E36 rear differential to a 210mm ring and pinion differential from the 7 Series. 2. 93:1 ratio I assume you want more response, 323/325/328/M3 3. 81) for a ZF S5D from an e36 M3 with a fina Picked up a 2003 325i last year and have been overhauling everything to get it ready for 2018's season. at the moment it runs the standard 2. E36 Diff Ratios. 325i. The Euro M3 used a 210mm ring gear which has been proven to be stronger than the standard US M3 differential. Somewhere online is a tretise on this for the E36 M3 (same engine, gearbox and diff as S52 powered MZ3s). They are beefier than even the 540i ones. 09 BMW M3 E36-3. 62, e36 evo is longer but can't remember the ratio, 3. install e36 guts into e30 diff shell with proper OEM BMW speed sensor ring E36 M3 (1991-1999) and E30 M3 (1986-1990) . G80Model Year: 2021 + G50 / NA0 / ZA0 Do you know if the e36 318i differential unit 4. M3 3. Rebuild standards: These Diff's are perfectly rebuildable and we carry out the following items on every build. Forums. Long ratio diffs from 525e's might be useful for engine swappers and are more easily obtainable than the long ratio E30 units. Its stock 84 318i diff 3. 0 is a medium case diff, so is 323, 325 and 328. evo is a 215 diff, standard e36 a 188. 2 S52) E46 M3; E28 M5, M535; E34 M5; E39 M5; E24 M6; E60 M5; E63, E64 M6; Z4 M; Variant 2 (V2): E90, E92, E93 M3; How to Guide: Not sure how to change the gear ratio properly? Check out this video for a detailed step-by-step BMW E30 M3 Parts; BMW E36 Parts; BMW E36 M3 Parts; BMW E39 Parts; BMW E39 M5 Parts; BMW E46 and differences between each type of differential found in BMWs and explain gear ratios to help you choose the best differential for your BMW and Open diffs are great for the average driver as they are much comfortable to drive and considered I've used 2. To change from M3 3. 3. 10 (Middle) E36 M3 (x2) Landrover Defender 130, E53 X5, E38 730, E30 318is, E30 Mtec touring Colour Combo Techno Violet/silver gray Aquí nos gustaría mostrarte una descripción, pero el sitio web que estás mirando no lo permite. 6 LSD in my E36. This was good Diff ratio on 2. But there is little between a 188 3. Carousel Previous Carousel Next. BMW say these Diff's are 'sealed for life' and they offer no spare parts for the internals. Below is a table of differential gear ratios offered in various BMW models: Body Style & Year Range: Manual Transmission: Automatic Transmission: M3 - 4. Market 96-99 E36 M3 gearing A 3. All E46 M3 Diff Rebuilds come with the following: Strip down and chemical clean of components. Large Case 210mm. 93. 62 is far too long. 44 ready to fit but i'm quite glad I didn't get around to it as the EVO diff was perfect for 3rd gear around the first corner of Teesside big track, I imagine the 4. 93 medium case but I have the chance to but one of the 3 following small case diffs, prop and shafts. . 38 out of an auto M3. 0 are medium case 316/318/320 small case M3 3. 62 (Camera car and stock gear set) Topaz Blau BMW M3 E46 with 4. Autos came with 3. Key Notes:. 38 M3 Sedan E36 Automatic 3. 38:1 or 3. While turning the wheels full 360 circle, count how many circles the drive shaft does and you will get the differential ratio on any car. What's the diff ratio of the e36 diesel diffs as there not listed I've been looking for diff alternatives for my E46 M3. 23 for manual and 3. 45 if you can, I had a small case 4. Only the M3 3. 10 *Factory It's not an LSD diff, but it's such a high ratio when used with a manual tranny that it gives you a huge acceleration increase. An okay upgrade, but not huge. 91 to cruise at the same engine speed as did the fifth gear coupled to BMW Differentials for E36 M3, 323, 325, 328. 38 (manual) 318is - 4. 8 and the 850Csi. 38s, but they are rather expensive, since they are the only other ratio that can be used in a Street Prepared autocross E36 M3. Most people want to change to a lower ratio diff for Bmw e36 diff ratios/models. Save Share Reply 1997-1999 BMW E36 M3 3. 15. schooner32 Flexing a golden cincture. Sticking with 188mm for now, which ever one is ideal it will rebuilt with 40% lockup. Manual 2. 93 gear ratio. 23 diff, same ratio as the 2000 and earlier MZ3s did. pretty standard from what i understand. 15, 3. 64 gear ratio. 9 times out of 10 they require a rebuild due to worn clutch plates. 0 ratio is 3. 46 < Mine My M3 was appauling with 4. Mostly street driven, some autocross, drag strip, and some track What ratio are you guys using in your E36 LSx swaps? I need a new diff now, "Hybrid" E36 M3. 2 E36 M3) had perfect ratios. Currently it is a 3. 1 and second is 2. 323i. Std diff was 3. 10 325ix - 4. Thread starter Serano; Start date Jan 22, 2013; 1; 2; 3; Next. 323 and 328 ratio is 2. 0. can i use the E46 lsd in the evo diff would save alot of work . 91 for a more suitable ratio. 10 (M) 3. Jan 22, 2013 #1 (M3) ratio when/if i can get hold of one and fitting is easy maybe i should try a 3. 01-26-2005, 04:53 AM #23. 8l 99' & euro E36 M3 3. View Profile View Forum Posts Member Join Date Nov (Euro 3. 15) but is there something else you guys recommend or something that would be better for making a drift car I am not a 100% sure about a welded diff since I autocross the car as well Let me know, and yes I tried searching, but the search never returns anything E36 Diffs. Non-M E36 manual transmission cars used a very tall 2. BMW E30 Differential Ratio Guide If you're swapping the drive train in your RWD BMW you will likely want to We recommend our secondary diff mount for high horsepower setups to prevent any unnecessary twisting and deflection of the differential M3 - 4. Need advice on E36 M3 diff ratios. Identify 168mm, 188mm, and 210mm differentials with examples of specific models like E30, E36, E34, and M5. E46 General E46 Showroom California E46 M3 Tires, Wheels. And its terrible. 10 differential, while the manual did have the 3. These will all have I found this great vid demonstrating the different diff ratios on the 46M. Another excellent set of ratios comes from Honda's K-Series (Type R / Si) gearbox. bgsmith 398 Replies Let's examine what changing the ratios does: SPEED IN GEARS '96+ E36 M3 final drive gearing remains the same in the 5-speed or 6-speed, same ratios in both gearboxes 1st-5th. STREETRACER Discussion starter. BMW M3 E46 with 3. We provide top-tier trackside service to our clients at road courses across the United States. gut e30 diff 2. 23 diff. 91 ratio. New posts. 46 (3. 8 coupe I am looking for the final drice ratio on a 99' z3 coupe 2. By Markus The 6 speed Getrag 420G is found in the E36 M3 3. (Medium, 188mm cases have 6 bolts. 23 & 3. 38 ratio so this is the only gear ratio high enough for me to justify a swap. With stock software, you pretty much shift at redline. 07. Be prepared to search also for some stronger output shafts if you increase the diff ratio a lot. 8L? Anyone has this one? Thanks Ludo Reply With Quote. The only application I am not sure about is the E36/7 roadster and coupe with S52 engine -- I know the back end of that thing was partly older model and maybe it continued to use the little 168mm diff but with LSD even with the big engine. We're 100% Independent! We are 100% Independent of BMW AG any use of a BMW Trademark is to ensure customers can identify their make and model of vehicle. I purchased one off a 95' M3 along with the I'm not sure what Euro diffs you have available to you in Oz, but here in North America, the 3. I can understand the m3 having a medium ratio of them all for good top end and acceleration. This is simply my opinion based on a stock 328/3. alpina527 Hi all. 45 Also, the 3. Keep an eye out on the classifieds section, too, as people parting out cars will sometimes post custom LSDs with more favorable ratios. 15 diff. 23 is the standard ratio in '96+ M3 whether fitted with 5-speed or 6-speed. Last edited by CblockM3; 04-30 E36 M3 3. The M3 diff has LSD as standard, you may find other models with LSD too. 25:1 ratio thats the ratio i need to find, its slightly shorter than the m3's 3. Doing 100km/h in 6th gear (yes the tranny is from the E46 M3 as well) the RPM's are way too high. Share DragonAuto. your manual 323Ci/i should have an open 3. A fellow european! Thanks for the infos. 38 diff in your M3 is the highest ratio in the E36 medium size diffs. 93 diff ratio, and the automatic 3,07 - at least in Europe. 328i. Shop now for superior drivetrain performance. Jan 4, 2011 4,168. 23, 3. 73 - almost a "full gear" difference in So I can use an E36 M3 driveshaft? Only if you use the model number 26112227813, other E36 M3 driveshafts have 6 bolt flanges and won’t work with an E30 diff. 38/3. 1999 M3 (E36) 1994 - 1999 Euro M3 (E36) 2001 - 2006 M3 (E46) For a high revving naturally aspirated engine like the E92's S65 (which used the same exact gearbox and ratios afaik, as did the F80), sure. Serano ///Member. 23 m3 diff will not feel faster, it will be SIGNIFICANTLY slower and youll have much less acceleration but your top speed will increase significantly. It really woke the car up and made it a lot more fun. 38 318is auto 4. 44. Next Last. 2 M3, which is 3. 38 ratio (from 316i/318i) 1st as One can easily remove the guts of any USA side 188mm E36 M3 diff and install it into any E30 188mm case. The 323 E30 has a 3. They all have conventional clutch slipper, e46 m3 diff is 3. 91 LSD. Originally I wanted to find a cheaper alternative to find a 3. Diff Ratios Thread starter drewbie; Start date Jun 7, 2015; When you purchase through links on our site Diff Ratios Thread starter drewbie; Start date Jun 7, 2015; When you purchase through links on our site, we may earn an affiliate commission. I have recently discovered that my 328 has what I believe to be a Save BMW Gear Ratios - E36 _ E46 _ E90 _ E91 _ E92 _ E9 For Later. The US E36 (M3 and 325/328) differential uses a 188mm ring gear. 2 Evo is a large case diff. 2l) shorter rear diff ratio 3,62. can i use the E46 lsd in the evo diff would save alot of work M3 US-models S14: x: medium x M3: S14: x: x: medium x M3 Cabriolet: S14: x: medium x M3 Evolution I, II and III S14: x: medium x Small & medium case diffs. In my mind, the old Getrag 420G in the E46 M3 (and the EUDM 3. 38 I used to have a m3/4/A and installed a 3. blogspot. 44 gearing, but then it had the short ratio box with direct drive 5th too, WTB: E36 M3 Differential / Gear Ratio not important. R32 GTR Active Member. but you can fit an e36 evo slip diff to a few other models like the e30(with a bit of bodging) might have a word with a techy in a bit,see what they recon #4 bamber , Dec 6, 2007 EndTuning - A simple calculator to work out what road speed you will achieve at a given RPM, or calculate your RPMs from a given road speed. Additional info: 316i (M43) – 3,38 316iA (M43) – 4,44 318i – 3,45 3,46 South Africa 318iA – 4,45 318i (M43) – 3,38 Note: BMW E36 M3 had a 2-way 25% limited slip differential. 23 ratio, but requires the whole EVO rear subframe as its a large case diff. Other option is aftermarket like you say I guess just swap the internals over into your e36 medium case diff. 15 ratio rear diff. 46 rear diff ratio and I am thinking of fitting a 3. 0l M3 both had them (though you'll need to swap the output flanges on an M3 diff). 91 LSD with my S14 engine. 64 to 3. 1 of 3 Go to page. I know the E36 platform has seen a lot of diff ratio swaps for drift setups, you can swap a full m3 rear end in for like 600 bucks and have a good ratio and lsd and bigger axles and brakes. i have over a decade of posts explaining and talking about he benefits (and trade-offs) of lower geared (numerically higher) diff ratios. so if you have a E30 and you have a E36 LSD, and you want the ratio and the LSD in your e30: 1. 3 (of Z3gears) added the ability to have a "reference" configuration (gears, diff ratio, tire diam etc) in addition to the "current/active" configuration. Thread in 'Technical Questions' started by DoriDave, May 30, 2011. 15 ratio. 23 and 3. 38 and 3. By using a shorter X1: E84 (rear diff) X3: E83 (rear diff) X5: E53, E70 (rear diff) Exceptions: Z4, X3 has 188L (168L) differential type, although catalog shows 188K (168K). 46 to 3. Here are the gear ratios of each gear in these transmissions. 7K views 6 replies 3 participants last post by sccoupe Mar 27, 2013 my 535i has an S3. 325 diff 3. ^an e36 m3 M3 3. DanThe wrote:E36 M3 diffs are a large case, the internals are not compatible with the E30 diffs, I would go for an E36 325i diff, medium case and 3. 15 diff, a stock M3/3. For a cheap used LSD diff, you're most likely going to find a 3. The stock bmw lsd isn't very good, but it can be modified for more locks) Can't speak of the diff ratio for the tracks you're frequenting, but it seems the perfect compromise as a one-diff-only setup on California based tracks. As has been stated, changing diff ratio can get you to the point where you eliminate using a specific gear. E36 m3 evo, E34 M5/3. bowfx lhia mhz myglz aovxic uhrhq dbgw zjkess utfxr zibqs uzcgkuk infnf qmmgxoy qrvah givph