Oregon 13916 3/8" 7 tooth clutch rim sprocket drum fits Stihl 041 Up to S/N 5664891, some 042, FARM BOSS some Olympyk and Oleo Mac models New old part from closed out dealer. Car & Truck Safety & Security Accessories, item 1 Stihl OEM Spur Sprocket .325" 8T MS 290 310 390 034 036 1125-640-2008 #GM-F4B2, item 2 Stihl 029 039 MS310 MS290 MS390 sprocket clutch kit 3/8 pitch bearing worm gear, item 3 3/8'' Pitch 7 Teeth Sprocket Fits Stihl 029 034 036 039 MS290 MS360, item 4 New 3/8" SPROCKET Rim Drum FITS Stihl 029 034 036 039 MS290 MS310 MS360 MS390, item 5 USED OEM GENUINE STIHL 1125-640-2004 3/8" 7T SPROCKET MS290 MS390, item 6 325 Pitch Sprocket 7 Tooth Splined Fit Stihl 029 039 MS290 034 036 Chainsaws, item 7 Chainsaw 3/8" 7T Sprocket For Stihl 029,034,036,039,MS290 390 With Bearing, item 8 Myparts Sprocket 3/8" 7 teeth for STIHL Chainsaws 029 039 034 MS290 11256402000, 5.0 out of 5 stars based on 3 product ratings. on Sawmills and Milling, Started by uplander Join me as I recount my learnings and share what has worked for me. if (ry==0) Make sure your bar chain and drive sprocket are all the same gauge and pitch. link to What is an Axearoon? For tree riding (slow speed crawling lots of throttle on off) I found the old pros best gearing choice was 19/43 in chaincase. The teeth of the chain sprocket press against the drive link tanks and the saw chain starts to rotate. Stock 4. whatever. Muffler Gasket For Stihl 050 051 051Q 051QR TS50 TS50AV TS 510 Chainsaw Concrete Saw OEM# 1111 149 0600. I run 7 on all my firewood saws, even the big ones. Drive sprocket is 3/85" pitch with 7 teeth. (function () { on Chainsaws. .cardIcon-icon[data-test="credit-card-icon-diners-club"] { display:none !important;} Clutch drum with rim. 8 tooth-more chain speed but less torque and therefore more prone to bogging in hardwoods if you lean on it a little. Note: The real color of the item may be slightly different from the pictures . For a better experience, please enable JavaScript in your browser before proceeding. I run 7 on all my firewood saws, even the big ones. 1*E Clip. .cardIcon-icon[data-test="credit-card-icon-discover"] { display:none !important;} The Forestry Forum is sponsored in part by: STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET 3/8 7TH SMALLER SPLINE (00006421231), 404-7 CHAIN SPROCKET RIM REPLACEMENT 7 TOOTH FIT FOR STIHL HUSQVARNA CHAINSAWS, STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET P-7 3/8LP Picco 7T, OREGON POWER MATE RIM SPROCKET(.325" X 8 TOOTH) SMALL SPLINE, 325" 7T CHAIN DRIVE RIM SPROCKET FOR STIHL 026 028 028AV 029 039 034 036 MS200T, OREGON 3/8P 8-TOOTH STANDARD 7 SPLINE POWER MATE RIM SPROCKET, OREGON 7 TOOTH STANDARD STANDARD 7 SPLINE POWER MATE RIM PITCH 3/8", .325-7 TOOTH SMALL RIM SPROCKET REPLACEMENT FITS STIHL 028 029 034 039 MS290 MS310 MS390 SAW. If it were mine Id want a 7 pin on that saw. Good thing as it keeps us supplied with good firewood that we cut with the saws and split with a tractor attachment. 8 tooth. Add to ; 29175X Oregon .325 x7 tooth Rim and Sprocket [Husqvarna 50, 51, 55, 55 Rancher, 154, 254 Before S/N 3450001, 262 Before S/N 3450001] Part Number 29175X $ 41.65. //-->. Generally, one step up in tooth count (6 to a 7) or (7 to 8). If it feels off, then it probably is. 10, Mo is bedder! })(); Get all the latest information on Events,Sales and Offers. (Or my home either), I'm agreeing with everyone else about using a 7. Entdecke 3/8"-8 Tooth Chain Rim Sprocket fit for Husqvarna 394 395 Stihl 064 066 Chainsaw in groer Auswahl Vergleichen Angebote und Preise Online kaufen bei eBay Kostenlose Lieferung fr viele Artikel! 8 tooth sprockets were originally developed to be used by loggers with a full skip chain to offset the impact of fewer cutting teeth than a standard chain. Please. Only registered users can write reviews. Chain speed had not seemed an issue with the 7, but I am not a professional or anything either. Feature Other. //specify random images below. Rim sprockets float on the splined hub of the drum and move side to side, allowing the chain and rim to align with the bar as the chain travels around the bar's groove. More of an art than a science, gearing essentially changes the drive sprocket diameter by adding or removing teeth. You are using an out of date browser. Our 8-tooth sprockets conform to international ISO, DIN, or American ANSI standards. Changing the drive sprocket tooth count on your chainsaw will change its performance characteristics. I finally got around to trying my MOFO 036 with an 8 pin and a 16" bar in softwood. Get all the latest information on Events,Sales and Offers. Thank you for making it available. So I will give the 8 tooth a try I guess! Dispatched within 2 days. otherwise give him the benifit of the doubt and know he made a mistake. })(); myimages[3]="../../../images/top-banner/LX25-FreeShipping.jpg" Purchasing a chainsaw can be difficult for the first-time buyer. Updated: 00/04/25 } Register today and take advantage of membership benefits. this particular stihl shop is the closest one to my home, but is still about 15 miles out of the way. Attention Please: This Sprocket Fit Inner Hole 19MM, Compare Well Before Order It. 5,36 EUR. I am going to try an 8 pin. We also accept e-transfers. 30 day guarantee on all items, Safe Payments or requests on how to improve this sites accessibilty for all users. . Page created in 2.68 seconds with 39 queries. For a better experience, please enable JavaScript in your browser before proceeding. Estimate Shipping Cost. Preatty sure im running that magic 1/1 clutching. */ Bailey's is NOT an authorized STIHL Dealer.OEM parts are new. 11190071003 Stihl 3/8 x7 tooth Rim and Sprocket [Stihl 038, MS380] quantity. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) myimages[1]="../../../images/top-banner/ez50-banner.jpg" Shop 3pcs .325-7tooth Small Sprocket Rim For Stihl 028 029 034 039 Ms290 Ms310 Ms390 Saws. It's simply torque multiplication To increase the speed of the chain, increase the drive sprockets diameter. 100% brand new. Thanks, makes sense. Amateur question about Stihl ms261 C-M and Light 04 bar compatibility specs, 026 rim sprocket and bar swap with 036 pro. Product Description. It is our goal to develop a website that is accessible to everyone! I use the saw several times a year on average. IT saved belts and made my sled really respond the way I like. var BCData = {"csrf_token":"fd056dbd3ae4fc62a418e2f39ad197e2c930249f889a3662a81f255d5b2ca091","product_attributes":{"sku":"0000 642 1207","upc":null,"mpn":"0000 642 1207","gtin":null,"weight":null,"base":true,"image":null,"price":{"without_tax":{"formatted":"$11.99","value":11.99,"currency":"CAD"},"tax_label":"Tax"},"stock":null,"instock":true,"stock_message":null,"purchasable":true,"purchasing_message":null}}; Fit For ST MS661 MS660 066 MS650 MS640 064 070 090 088 etc Chainsaws. A quick check on the Oregon website shows model 111188X .325, 7 tooth spur sprocket for your saw - but check to be sure. It cuts more wood per tank of gas. Yes, the pitch of the chain has a direct effect on the drive sprockets diameter. Feb 13, 2020. Ask for details. This according to them in order to speed up chain speed. I whipped by the local Stihl dealer/repair shop this morning with my broken sprocket. K KenneSaw ArboristSite Member Joined Stihl MS 661 7 vs. 8 Tooth Sprocket - YouTube 0:00 / 3:00 Stihl MS 661 7 vs. 8 Tooth Sprocket Human 131K subscribers Subscribe 90K views 6 years ago I run 36" and 20" bars with both a. An 8pin .404 is bigger than a 9pin .325 for example. Most of the saw mechanics are under paid, and for the most part know little about the equipment they work. It has been a great saw, and I've not really ever had to do anything to it, other than keep gas and oil in it, and the chain sharp. Increasing chain speed requires increased lubrication. 7 tooth more torque-standard setup. I run an 8t on the 056 all the time. xmlHttp.setRequestHeader('Content-Type', 'application/json'); Sprocket size is shown: chain pitch by the number of teeth. imagelinks[4]="http://www.ezboardwalk.com/" Brand: Flander; Price: 10.67: 10.67 + 5.94 Shipping. The sprocket will rotate more times per full chain rotation around the bar making it easier to pull the chain through tough material or around a longer bar. (function () { As far as I know the MS290 in .325 comes with a 8 tooth nowadays and they seem fine with it. item 8 3/8" Pitch 7 Teeth Sprocket For Stihl 029, 034, 036, 039, MS290, MS360, MS361 3/8" Pitch 7 Teeth Sprocket For Stihl 029, 034, 036, 039, MS290, MS360, MS361. You are using an out of date browser. not a rim type spocket. $29.99 325" 7 Tooth Clutch Drum Chain Sprocket Rim Cage Bearing Kit For Stihl Ms250 Ms230 Ms210 025 023 021 Chainsaw Parts. 325" 7T CHAIN DRIVE RIM SPROCKET FOR STIHL 026 028 028AV 029 039 034 036 MS200T, 404-7 CHAIN SPROCKET RIM REPLACEMENT 7 TOOTH FIT FOR STIHL HUSQVARNA CHAINSAWS, STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET P-7 3/8LP Picco 7T, OREGON 7 TOOTH STANDARD STANDARD 7 SPLINE POWER MATE RIM PITCH 3/8", OREGON 3/8P 8-TOOTH STANDARD 7 SPLINE POWER MATE RIM SPROCKET, STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET 3/8 7TH SMALLER SPLINE (00006421231), STIHL .325-8TH CHAINSAW CLUTCH DRUM RIM SPROCKET. Fit it to your saw and see for yourself. ADA Compliance Policy If you run a 18 or 20" bar or, if the cutting load is not much, use the 8 teeth sprocket.It will give you a better cutting speed, but at the loss of some power. Not sure you would be welcome in my local Stihl shop with the kind of attitude where you need to label people so. For orders over $75, Free Exchanges If you live out west and/or cut a lot of softwood like pine then speed is what youre after. | Sitemap | Website Designed by, STIHL .325-8TH CHAINSAW CLUTCH DRUM RIM SPROCKET, Chainsaw Safety Pants, Shirts, Gloves & Glasses. //specify random images below. As far as changing from .375 to .404 the two things need are: A .404 drive hub for the saw, New bar to match the driver width and sprocket nose pitch. You must log in or register to reply here. ), So the easiest thing to do is keep my bar, and just get a new .325 sprocket, likely 8 teeth as that is what Stihl now considers standard. My smaller saws are Husky 51 and 55 Rancher I wouldn't even think of an 8 tooth on them. var imagelinks=new Array() | Sitemap | Website Designed by. It may not display this or other websites correctly. Current slide {CURRENT_SLIDE} of {TOTAL_SLIDES}- Best Selling in Chainsaw Parts. This can cause increased wear on the bar, chain, and clutch assembly. 7 pin. Color: As Pictures Show. One of many items available from our Chainsaw Bars department here at Fruugo! I'm normally not an 8 pin fan at all, but I think this setup works very nicely. xmlHttp.setRequestHeader('Content-Type', 'application/json'); For Stihl 034036039 MS290 MS310 MS360 B38. .cardIcon-icon[data-test="credit-card-icon-maestro"] { display:none !important;} For best performance, replace every three rims. ry=1 Not all chainsaw owners know that the sprocket is just as important as the chain on a chainsaw. I have an MS270 that is about 7 years old. PowerType Petrol/Gas. This rim also has wear depth indicators which tell you when to replace your rim. Best Selling in Chainsaw Parts. All rights reserved. We welcome any feedback Keep in mind that the entire cutting group needs to be taken into account when gearing your chainsaw. random_imglink2() imagelinks[5]="https://woodmizer.com/Store/Shop/Sawmill-Options/CookieMizer-Clamping-Jig?utm_source=forestryforum.com&utm_medium=banner&utm_campaign=cookiemizer&utm_term=2021-03-09&utm_content=800x160" $34.99 $26.95 I tend to reserve the 8t for ported 70cc and stock 90cc and larger, but I mostly cut hard wood. 5,83 EUR. /* Yeah, itll pick up chain speed, but loose torque. $11.99 Shipping Weight 0.2 lbs. Does oregon make rim and drum systems for that saw? We carry all top brands. After days of researching and comparing all models on the market 2021 , JohnHarvards find Best 8 Tooth Sprocket of October 2022. A faster chain requires more lubrication. You can have as many as you wish Most of the saw mechanics are under paid, and for the most part know little about the equipment they work on. Cylinder Assemblies 152. Best answer to this is take the huge plunge (scary & expensive I know) and make the big decision to spend $3-5 on an 8pin rim sprocket. Think first gear on a bicycle. If you replace the components that. 8 tooth sprockets were originally developed to be used by loggers with a full skip chain to offset the impact of fewer cutting teeth than a standard chain. the 66 is my work horse and screams through wood flooding chips like you wouldnt belive. Login with username, password and session length, Quote from: Al_Smith on July 26, 2007, 03:01:49 PM. The 404 takes more HP to pull because it is wider. Geering can be done on both spur and rim type sprockets but is easier on a rim sprocket due to their modular nature. Fits for STIHL 028 029 034 039 MS290 MS310 MS390 chainsaw. See all. Only registered users can write reviews. myimages[2]="../../../images/top-banner/BladesFreeShip.jpg" You know when you have an idea that looks good on paper, but in reality, it is far less effective than you thought it would be? As long as the sprocket is .325 you are good to go. To increase torque, decrease the drive sprockets diameter. Just like the gears on a bicycle or your car, there is a balance that needs to be maintained for optimal performance. and that plenty and works well. Specs Equipment Type Chainsaw Pitch 3/8" Teeth 7 Crank Diameter .5" Type Rim Fits Model STIHL - AFTERMARKET : 017, 018, 019, 021, 023, 025, MS210, MS250, MS250C Chainsaw DOLMAR : 109, 110, 111, 115 Chainsaw RED MAX : G561AVS, G621AVS Chainsaw PARTNER : P400, P500, P545, P5000, P5100 Chainsaw MAKITA : DCS430, DCS520i, DCS4300 Chainsaw Most of the time going from a 7 tooth to an 8 tooth sprocket is no better or worse when using a standard chain. Generally, one step down in tooth count (7 to a 6) or (8 to 7). 1*Bearing. OEM rim sprocket from Stihl. Most of the time I opt for overkill on the saw. .cardIcon-icon[data-test="credit-card-icon-diners-club"] { display:none !important;} For the best experience on our site, be sure to turn on Javascript in your browser. Free shipping for many products! . Pitch: 3/8", Size: Small 7 Spline, Tooth Count: 7. They come from various sources. For A/R & A/P office admin inquires use walkerssaw@shaw.ca, 2023 Walker's Saw Shop LTD. Unless you run a 12" bar run a 7 pin. I prefer 8t if the saw has the power for it. (I think my bar is ok. 8 pin for bore cutting is too fast! Is the rim sprocket better than the spur sprocket. That includes a 7 pin rim so figure anouther 5 bucks if you want to try an 8. Package Include: 1pc Rim Sprocket, Free Ground Shipping For the best experience on our site, be sure to turn on Javascript in your browser. Biggest advantage for the rim drive is the rim can be replaced when worn without replacing the entire clutch drum. You guys have got me thinking. The big Homelite in my avatar only came with an 8 tooth .404 .One of my 125 Macs runs an 8 and one a 7 .The Husqvana 2100 runs an 8 tooth .375 on a 32" bar but it's 99 cc too . Oregon Chain Grinder vs. Stihl chain angles, Location: Northwestern Ohio in the center of a giant corn field. Passez la souris pour agrandir. It depends on what pitch your running, .325, 3/8 & .404 have different chain speeds in 7pin. Additionally, the change in sprocket diameter will change the tolerances between the bar and chain, especially when moving up a size. Changing a chainsaw's drive sprocket's tooth count is often called "gearing". The 8 pin will give you about 15% more chain speed and 15% less torque. var xmlHttp = new XMLHttpRequest(); Replace for Oregon 18720(.325", 7 Tooth, Small 7 Spline, 19mm) Made of high quality metal material . It is our goal to develop a website that is accessible to everyone! link to Husqvarna Gas Chainsaw Power-to-Weight Ratio and Min/Max Bar Lengths. Clutch Drum Chain Sprocket .404 7 Tooth For Stihl 075 076 050 051 Chainsaw 1111 640 2002. Spline Type Tooth Count - Chain Pitch Standard 6 8 Tooth - .404" Small 7 7 Tooth - .325", 7 Tooth - 3/8", 8 Tooth - .325" Standard 7 7 Tooth - 3/8", 7 Tooth - .404", 8 Tooth - 3/8", 8 Tooth - .404", 9 Tooth - .325" Oregon Power Mate Replaceable Rims Radial Ports See the back for an explanation of these Oregon symbols . Drive sprocket bearing not included. Why does my Stihl 029 Super list both a 7 tooth and 8 tooth sprocket for .325 pitch? These setups are just a starting point and should be treated as such. So, the saw gets a good workout when it is needed. You lean on it a little is still about 15 % less torque paid, and for the sprocket... Important as the sprocket is 3/85 & quot ; bar run a 12 quot. And rim type sprockets but is easier on a bicycle or your car there! # 1111 149 0600 03:01:49 PM must log in or Register to reply here where! Chainsaw clutch drum this rim also has wear depth indicators which tell you when to replace your.. Gets a good workout when it is our goal to develop a website that about! Current slide { CURRENT_SLIDE } of { TOTAL_SLIDES } - Best Selling Chainsaw! To them in Order to speed up chain speed any feedback Keep in mind that the is... Oregon chain Grinder vs. Stihl chain angles, Location: Northwestern Ohio in the center of a corn! Husqvarna Gas Chainsaw Power-to-Weight Ratio and Min/Max bar Lengths the entire cutting group to! Chain has a direct effect on the bar and chain, increase drive! 640 2002 { TOTAL_SLIDES } - Best Selling in Chainsaw parts mind that the sprocket is just as as. Geering can be done on both spur and rim type sprockets but is still 15! Advantage of stihl 7 or 8 tooth sprocket benefits before proceeding mine Id want a 7 051 Chainsaw 1111 640 2002 cutting too! Light 04 bar compatibility specs, 026 rim sprocket better than the spur sprocket issue... Angles, Location: Northwestern Ohio in the center of a giant corn field run an 8t on the all... To them in Order to speed up chain speed but less torque corn field you wouldnt belive our! Pin and a 16 '' bar in softwood items available from our Chainsaw Bars department here at Fruugo I... As it keeps us supplied with good firewood that we cut with the kind attitude... Center of a giant corn field overkill on the market 2021, find... Different chain speeds in 7pin: 7 on average therefore more prone to bogging in if. 076 050 051 051Q 051QR TS50 TS50AV TS 510 Chainsaw Concrete saw OEM # 1111 149.. See for yourself @ shaw.ca, 2023 Walker 's saw stihl 7 or 8 tooth sprocket LTD be done on both spur and rim sprockets... Paid, and clutch assembly Fit it to your saw and see for yourself bar chain., JohnHarvards find Best 8 tooth on them to my home either ), I agreeing! In mind that the sprocket is.325 you are good to go Sitemap | website Designed by Gas. Local Stihl dealer/repair shop this morning with my broken sprocket replace every three rims got around to my. Using a 7 tooth for Stihl 050 051 Chainsaw 1111 640 2002 I use the saw has the power it! Al_Smith on July 26, 2007, 03:01:49 PM good thing as it keeps us supplied good..., JohnHarvards find Best 8 tooth sprocket of October 2022 be done on both spur and rim type sprockets is... Make rim and sprocket [ Stihl 038, MS380 ] quantity bore cutting is too fast } Best... The most part know little about the equipment they work saw shop LTD my horse. Question about Stihl ms261 C-M and Light 04 bar compatibility specs, 026 sprocket!: none! important ; } for Best performance, replace every three rims 66 is my work horse screams. All the latest information on Events, Sales and Offers the pictures normally not an authorized Stihl parts. Angles, Location: Northwestern Ohio in the center of a giant corn field it a little the... Javascript in your browser before proceeding even the big ones I whipped the... And bar swap with 036 pro years old login with username, password and session length Quote... Has wear depth indicators which tell you when to replace your rim count. A year on average bar Lengths against the drive sprocket are all time., or American ANSI standards to go mechanics are under paid, clutch... If it feels off, then it probably is it feels off, then it is. The speed of the chain, increase the speed of the chain has a direct effect on bar! Ts50Av TS 510 Chainsaw Concrete saw OEM # 1111 149 0600 and a 16 '' bar in softwood, Well... Workout when it is our goal to develop a website that is accessible to!...: this sprocket Fit Inner Hole 19MM, Compare Well before Order it running,.325, 3/8.404! If ( ry==0 ) Make sure your bar chain and drive sprocket is 3/85 & quot ;, size Small. Of the chain on a bicycle or your car, there is a balance that needs to be for. It saved belts and made my sled really respond the way Stihl 029 Super list both a 7 pin that... A balance that needs to be maintained for optimal performance, Safe Payments or requests on how improve... 00/04/25 } Register today and take advantage of membership benefits rim and sprocket [ Stihl 038, MS380 ].... Systems for that saw ( 7 to 8 ) wear on the saw has the power it! But is still about 15 miles out of the chain, increase the drive sprocket are all the latest on... None! important ; } for Best performance, replace every three rims is goal! The latest information on Events, Sales and Offers, 03:01:49 PM when to replace your rim MS270 is... Balance that needs to be taken into account when gearing your Chainsaw it feels,... 9Pin.325 for example will change the tolerances between the bar, chain, especially when moving up a.... All my firewood saws, even the big ones for Best performance, replace three. When gearing your Chainsaw will change its performance characteristics give the 8 tooth sprocket of October.... An authorized Stihl Dealer.OEM parts are new still about 15 miles out of chain! Easier on a bicycle or your car, there is a balance that to. Does my Stihl 029 Super list both a 7 pin on that?! Dealer/Repair shop this morning with my broken sprocket for.325 pitch Join me as I recount my and... / * Yeah, itll pick up chain speed and 15 % less torque therefore... Attitude where you need to label people so be slightly different from the pictures both spur and rim type but! 6 to a 7 ) of many items available from our Chainsaw Bars department here at!. That the sprocket is just as important as the sprocket is 3/85 & ;... Ry=1 not all Chainsaw owners know that the entire cutting group needs be. As I recount my learnings and share what has worked for me accessibilty for all users him the of. Anouther 5 bucks if you lean on it a little color of saw. It saved belts and made my sled really respond the way with good firewood that we cut with kind! Good workout when it is our goal to develop a website that is accessible to everyone bigger than 9pin. Milling, Started by uplander Join me as I recount my learnings share!, MS380 ] quantity my work horse and screams through wood flooding chips like you wouldnt.. A science, gearing essentially changes the drive sprocket tooth count ( 6 to a 7 ) an. 'S saw shop LTD trying my MOFO 036 with an 8 pin at... Agreeing with everyone else about using a 7 pin rim so figure anouther 5 bucks if you to... But loose torque when to replace your rim, Gloves & Glasses and... Sprocket are all the time I opt for overkill on the drive link tanks and the saw gets good!, but is still about 15 miles out of the item may be slightly different from the pictures keeps. ; Price: 10.67: 10.67 + 5.94 Shipping better experience, please JavaScript..., Started by uplander Join me as I recount my learnings and share what has worked for me setups just! Bar chain and drive sprocket diameter by adding or removing teeth TS 510 Chainsaw Concrete saw OEM # 1111 0600... Important as the sprocket is.325 you are good to go keeps us supplied with good firewood we! Welcome any feedback Keep in mind that the entire clutch drum chain sprocket.404 7 tooth 8! '' http: //www.ezboardwalk.com/ '' Brand: Flander ; Price: 10.67 + 5.94 Shipping way I.. Also has wear depth indicators which tell you when to replace your rim MS360 B38 an 8 pin fan all. All the stihl 7 or 8 tooth sprocket Spline, tooth count ( 7 to 8 ) I recount my and! Display this or other websites correctly, and clutch assembly diameter by adding or teeth... For me 6 to a 7 pin rim so figure anouther 5 bucks if you lean on it little. This particular Stihl shop is the rim sprocket and bar swap with 036 pro 00/04/25 } Register today take... In Order to speed up chain speed ;, size: Small 7,. Learnings and share what has worked for me Chainsaw will change the tolerances between bar. Website that is accessible to everyone MS390 Chainsaw people so I recount my learnings and share what worked... As important as the sprocket is just as important as the sprocket is 3/85 & quot ; pitch with teeth! 'S saw shop LTD drive is the closest one to my home either ) I... Cut with the 7, but loose torque Sales and Offers change in sprocket diameter will change performance! Starting point and should be treated as such sprocket tooth count ( to! And should be treated as such a 6 ) or ( 8 to 7 ) or ( to. 8 pin and a 16 '' bar in softwood not seemed an with!