We have the CHAINSAW SPROCKETS - RIM SPROCKETS You need with fast shipping and low prices. 12-13 years, actually. the 66 is my work horse and screams through wood flooding chips like you wouldnt belive. 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. 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. Not enough torque and your engine will stall, too much and it will feel sluggish. Get all the latest information on Events,Sales and Offers. Just try both 7- and 8-pin rims - what works best depend on a lot of factors. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. myimages[2]="../../../images/top-banner/BladesFreeShip.jpg" Bar length and chain gauge have a big role in whether changing the sprocket will be a success or a failure. 325" 8T. myimages[1]="../../../images/top-banner/ez50-banner.jpg" They come from various sources. The 8 pin will give you about 15% more chain speed and 15% less torque. Clutch Drum Chain Sprocket .404 7 Tooth For Stihl 075 076 050 051 Chainsaw 1111 640 2002. Product Description. 026 rim sprocket and bar swap with 036 pro. You are using an out of date browser. imagelinks[6]="http://www.ezboardwalk.com/" Fits the following models: Stihl 024, 026*, MS 240, MS 260, MS 260 C. Note *Fits newer 026 chainsaws (after S/N X 25 809 073). Highly matched to the original device. Cylinder Assemblies 152. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) Decided to try 8 on a ported 55cc on a whimworks pretty good. I finally got around to trying my MOFO 036 with an 8 pin and a 16" bar in softwood. $29.99 Unless you have very specific cutting needs, it is best to stick with the drive sprocket tooth count that came on your saw from the factory. If you replace the components that. Replace for 0000 642 1206, For Oregon 22270, 0000 642 1207. Sell on Amazon Chainsaw Sprocket 7 Tooth 3/8 Pitch Fits Stihl 040 041 AV 030 AV (1680) 031 AV Brand: expert store 3 ratings $2535 Buy it with + + Total price: $50.13 Add all three to Cart These items are shipped from and sold by different sellers. I have used 7 pin sprockets mainly, and the only reason is because that's what we always used. . ADA Compliance Policy maybe try and tune the chain for the 7 pin. ry=1 . $25.35 $8.79 $15.99 Page 1 of 1 Start over Register today and take advantage of membership benefits. They come from various sources.Ships in 7-10 Days. See products .404" Harvester 18HX and 19HX Chain We stock 8-tooth chain sprockets for a wide range of applications including; forestry, conveying, drive-sprockets, idle-sprockets, agricultural, engineer-class, and more. Relatively new here, and have a question. ModelNumber . It's simply torque multiplication The repair guy was a little hesitant at first about the 8 tooth just because he said he'd prefer putting the original equipment on it all else being equal. Sprocket size is shown: chain pitch by the number of teeth. Generally, one step up in tooth count (6 to a 7) or (7 to 8). OEM rim sprocket from Stihl. 0 Members and 1 Guest are viewing this topic. For Stihl 034036039 MS290 MS310 MS360 B38. Stihl MS310 Stihl MS180 Dolmar 5100 Gooserider Mod Emeritus Hardening process If you have a 20" .404" bar available try a 7 teeth 404" sprocket. Replace for 0000 642 1206, For Oregon 22270, 0000 642 1207. 325" 7 Tooth Clutch Drum Chain Sprocket Rim Cage Bearing Kit For Stihl Ms250 Ms230 Ms210 025 023 021 Chainsaw Parts. 5.0 out of 5 stars based on 17 product ratings, 4.9 out of 5 stars based on 98 product ratings, 4.6 out of 5 stars based on 42 product ratings, 5.0 out of 5 stars based on 4 product ratings, 5.0 out of 5 stars based on 20 product ratings, 4.9 out of 5 stars based on 35 product ratings, 5.0 out of 5 stars based on 2 product ratings. Chain and bar recommendation for Stihl 026 super, Fresh air kit adapter doesn't seem to fit. A 7t will have more torque for longer bars and be able to lean on it more. Fits for STIHL 028 029 034 039 MS290 MS310 MS390 chainsaw. If you stand or lean on it the 8t will bog easier. Extend operational life by maximizing chain and bar groove alignment. The 404 takes more HP to pull because it is wider. : Herr 193-A7, Stens 085-269 For a better experience, please enable JavaScript in your browser before proceeding. These setups are just a starting point and should be treated as such. The marriage of an axe and a pickaroon whose Husqvarna Gas Chainsaw Power-to-Weight Ratio and Min/Max Bar Lengths. Many professionals use these two combinations on their chainsaws to maintain consistent gearing between them. Sign up for newsletter today. STIHL Chain Sprocket, Specifications: 3/8 in Pitch, 7 Teeth, Suitable for: STIHL MS261, MS261C, MS271, MS271C, MS291, MS291C Chainsaws For use on Dolmar, Makita, Echo, Husqvarna, Olympic, Conserved, Home lite, John Deere, Redmax, Sears, and Stihl Saws. Free shipping for many products! Passez la souris pour agrandir. The mountain pine beetle epidemic required fast learning in the art of tree felling and subsequent forestry practices to direct the forest's regrowth. For the best experience on our site, be sure to turn on Javascript in your browser. I whipped by the local Stihl dealer/repair shop this morning with my broken sprocket. If you've go a rim sprocket setup on the saw it would be cheap to try out both and decide for yourself. Increasing the diameter/speed of the drive sprocket will reduce its applied power. Page created in 2.68 seconds with 39 queries. That includes a 7 pin rim so figure anouther 5 bucks if you want to try an 8. Chainsaw Sprocket 3/8" pitch, 7 teeth Part #: 36-1619. xmlHttp.setRequestHeader('Content-Type', 'application/json'); Some parts of this page is temporarily unavailable. Feature SingleCylinder. Shop 3pcs .325-7tooth Small Sprocket Rim For Stihl 028 029 034 039 Ms290 Ms310 Ms390 Saws. it looks like this: i do appreciate the insight on the 7 vs 8 tooth count. Share: >. Brand: Flander; Price: 10.67: 10.67 + 5.94 Shipping. Biggest advantage for the rim drive is the rim can be replaced when worn without replacing the entire clutch drum. I've been running an 8 tooth and it does tend to bog in hardwoods a bit. xmlHttp.open('POST', 'https://bes.gcp.data.bigcommerce.com/nobot'); 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. Tooth Count. this particular stihl shop is the closest one to my home, but is still about 15 miles out of the way. The Forestry Forum is sponsored in part by: Livraison gratuite. Why does my Stihl 029 Super list both a 7 tooth and 8 tooth sprocket for .325 pitch? random_imglink2() Unless you run a 12" bar run a 7 pin. For heavy users who wear them out on a regular basis, this is a plus. Increasing chain speed requires increased lubrication. My smaller saws are Husky 51 and 55 Rancher I wouldn't even think of an 8 tooth on them. 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. Does oregon make rim and drum systems for that saw? #9. He wanted to get the story on that by calling Stihl himself. . It is our goal to develop a website that is accessible to everyone! This Power Mate rim is radially ported, which helps remove sawdust and debris out from the teeth. Consumer Spur Sprocket Part Number: 106657X Specs Equipment Type Chainsaw Pitch .325" Teeth 7 Crank Diameter .3937" Bearing Sold Separately Fits Model STIHL - AFTERMARKET : 017,018, 019, 021, 025, MS210, MS250, MS250C Chainsaw Replaces OEM Stihl - Aftermarket : Your Price: $29.40 Qty: Add to Cart More Info Consumer Spur Sprocket Part Number: 28016X Package Contents: 3*3/8 Pitch. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com) Stock 4. //specify corresponding links below WTH you can change one in about 5 minutes . imagelinks[2]="https://woodmizer.com/us/Sawmill-Blades?utm_source=forestryforum.com&utm_medium=banner&utm_campaign=sawmillblades&utm_term=2022-05-01&utm_content=800x160" 1*Washer. Register today and take advantage of membership benefits. Most of the time going from a 7 tooth to an 8 tooth sprocket is no better or worse when using a standard chain. STIHL Rim Sprocket, Specifications: 0.325 in Pitch, 1-1/4 in Dia, 11/16 in Bore, 7 Tooth, Suitable for: STIHL 034, 024, 021, 023, 025, 026, MS241C, MS261, MS261C . Pitch: 3/8", Size: Small 7 Spline, Tooth Count: 7. Tree cutting skills. if (ry==0) 10% OFF. (I think my bar is ok. document.write('') JavaScript seems to be disabled in your browser. Yes, there is a 9 tooth sprocket, but it is used in very specialized situations and requires a special bar profile to decrease the risk of chain derailment. 5,36 EUR. You can have as many as you wish On any smaller saw stay with a 7. my stock 026 I run 3/8" 7 pin and a 18" bar. Best Selling in Chainsaw Parts. It may not display this or other websites correctly. The 8 pin will give you about 15% more chain speed and 15% less torque. I run 7 on all my firewood saws, even the big ones. Details: 100 brand new and high quality. STIHL chain sprockets are made from wear-resistant steel and are designed to transmit the power from the engine to the saw chain with as little loss as possible. But. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. If it were mine Id want a 7 pin on that saw. . Honestly I wouldn't have an 8 pin on a 3/8 20" 60cc saw unless I was cutting 10" and down in hardwood. xmlHttp.send('{"store_id":"1001795454","timezone_offset":"-8","timestamp":"2023-03-01T19:15:45.86776700Z","visit_id":"e09e7569-7c81-40a9-9da4-db4d6a3bf31e","channel_id":1}'); - I'm not happy with it!). My brother has an 029 as well but his has the 3/8 chain on it. Changing the drive sprocket tooth count on your chainsaw will change its performance characteristics. Where do you find log turner chain & sprockets? and that plenty and works well. Additionally, the change in sprocket diameter will change the tolerances between the bar and chain, especially when moving up a size. ), 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. More of an art than a science, gearing essentially changes the drive sprocket diameter by adding or removing teeth. This sprocket is a perfect fit and assisted me in refurbishing my old, well-used Stihl chainsaw. 100% brand new. 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" Toggle signature. Pro. 5 x CHAINSAW CHAIN SPROCKET RIM 3/8 7 tooth Small for Stihl Husqvarna & MORE AU $33.29 Free postage or Best Offer 2 x STIHL Genuine Rim Sprocket 3/8 x 7T for MS362, MS381, MS441 # 0000 642 1223 AU $24.00 Free postage STIHL Genuine MS362, MS362C, MS462C Clutch Cover / Sprocket Cover #1140 640 1703 AU $76.16 AU $10.00 postage 21 watching myimages[5]="../../../images/top-banner/cookie-mizer.jpg" Oregon Power Mate 32137 clutch rim sprocket drum 3/8 pitch 7-teeth fits Stihl 038 chainsaw. .cardIcon-icon[data-test="credit-card-icon-maestro"] { display:none !important;} Chain drive link count yes. Oregon Chain Grinder vs. Stihl chain angles, Location: Northwestern Ohio in the center of a giant corn field. .cardIcon-icon[data-test="credit-card-icon-jcb"] { display:none !important;} var xmlHttp = new XMLHttpRequest(); NO E-MAILS OR TEXTS. I will look the saw over to make sure there are no other issue from the broken sprocket. Is the rim sprocket better than the spur sprocket. .cardIcon-icon[data-test="credit-card-icon-american-express"] { display:none !important;} I cut mosty wood 20" and under and alot of cherry. Not Fit 17mm. | Sitemap | Website Designed by. on Chainsaws, Started by mike_van myimages2[1]="../../../images/top-banner/behindtheforum.jpg" To increase the speed of the chain, increase the drive sprockets diameter. We also accept e-transfers. Logged. Most of the saw mechanics are under paid, and for the most part know little about the equipment they work. on Chainsaws, Started by Chelsea Tree Some years more than others. TWO NEW DRUMS FOR STIHL 090 CHAINSAWS. OREGON 3/8P 8-TOOTH STANDARD 7 SPLINE POWER MATE RIM SPROCKET $10.50 Add to Cart STIHL 7T CLUTCH DRUM RIM SPROCKET 3/8" $11.99 Add to Cart STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET 3/8 7TH SMALLER SPLINE (00006421231) $11.99 Add to Cart OREGON POWER MATE SPROCKET SYSTEM $35.75 Add to Cart STIHL CHAINSAW CLUTCH DRUM RIM SPROCKET P-7 3/8LP Picco 7T . 7 TOOTH .404 AND 6 TOOTH 1/2 DRUMS. imagelinks2[3]="https://www.youtube.com/c/TheForestryForum?sub_confirmation=1" 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 . Attention Please: This Sprocket Fit Inner Hole 19MM, Compare Well Before Order It. //specify random images below. . I run an 8t on the 056 all the time. The economic design makes it popular for consumer chainsaws. $14.99 Shipping Weight 1.0 lbs. with the 8 on i have to be alittle finessy on how much pressure i have on the saw. CALLS ONLY -- ERIK 707 76two-324nine. $20.25. .cardIcon-icon[data-test="credit-card-icon-discover"] { display:none !important;} Thank you for making it available. for Stihl 028 at the best online prices at eBay! Trending price is based on prices over last 90 days. In stock. As far as I know the MS290 in .325 comes with a 8 tooth nowadays and they seem fine with it. For orders over $75, Free Exchanges 7 tooth more torque-standard setup. myimages[6]="../../../images/top-banner/EZ-junior.jpg" What are the pro's and con's. I'm not sure a 029 will even handle an 8 pin you would have to be very grentle with it and not push too hard , just my opinion, my 2171 with a big bore kit and a 24 inch bar doesn't even like 8 pin. Experience taught me that. The teeth of the chain sprocket press against the drive link tanks and the saw chain starts to rotate. 30 day guarantee on all items, Safe Payments var myimages2=new Array() Started by Great Big Here For The Long Haul! However unlike the acceleration vs. top speed equation you get with a car, in a chainsaw it's mostly a question of balancing the load on the chain with the engine output at full throttle. The 8 pin will give you about 15% more chain speed and 15% less torque. .cardIcon-icon[data-test="credit-card-icon-maestro"] { display:none !important;} K KenneSaw ArboristSite Member Joined To increase torque, decrease the drive sprockets diameter. myimages2[3]="../../../images/top-banner/behindtheforum.jpg" For A/R & A/P office admin inquires use walkerssaw@shaw.ca, 2023 Walker's Saw Shop LTD. imagelinks[3]="https://woodmizer.com/Store/Shop/Portable-Sawmills/LX25-Portable-Sawmill?utm_source=forestryforum.com&utm_medium=banner&utm_campaign=lx25&utm_term=2023-02-10&utm_content=800x160" After days of researching and comparing all models on the market 2021 , JohnHarvards find Best 8 Tooth Sprocket of October 2022. Baileys has it part#0rf 34162x 16 bucks. or requests on how to improve this sites accessibilty for all users. var ry=Math.floor(Math.random()*myimages.length) BrandName Adefol. .cardIcon-icon[data-test="credit-card-icon-diners-club"] { display:none !important;} Chain speed had not seemed an issue with the 7, but I am not a professional or anything either. The rim gets most of the sprocket wear, and by being replaceable, it extends the overall life and value of the sprocket system. 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. For tree riding (slow speed crawling lots of throttle on off) I found the old pros best gearing choice was 19/43 in chaincase. 2023 - Timber Therapy All rights reserved. What's the advantage of each? Ask for details. 7 pin on everything. This rim also has wear depth indicators which tell you when to replace your rim. $34.99 $26.95 imagelinks2[1]="https://www.youtube.com/c/TheForestryForum?sub_confirmation=1" If you've go a rim sprocket setup on the saw it would be cheap to try out both and decide for yourself. Product Details. I run 7 on all my firewood saws, even the big ones. i went in, told them the model saw i had, and asked for a sprocket, 2 chains, a spark plug and a new air filter. Estimate Shipping Cost. Can actually outrun the nose in deep bores. Trusted SSL Protection, Amazing Selection 10, Mo is bedder! Note: The real color of the item may be slightly different from the pictures . Chainsaw Safety Pants, Shirts, Gloves & Glasses. 7 tooth more torque-standard setup. function random_imglink(){ Login with username, password and session length, Quote from: Al_Smith on July 26, 2007, 03:01:49 PM. So, the saw gets a good workout when it is needed. var xmlHttp = new XMLHttpRequest(); 8 tooth. You are using an out of date browser. I use the saw several times a year on average. Sounds like a mistake.?? Spur chain sprockets are durable, economical, simple to use, and very popular. Machined from durable solid-billet steel and featuring a raised tooth design, the .404" rim sprocket was engineered as an exact fit for Oregon .404" chains, and thoughtfully designed to reduce chain stretch and debris ejection with tapered side-ports. run a 8 pin on my 650 with the 25" or 28" bar & it doesn't seem to care lol 9 pin with 18" (avatar pic) bar just for grins. The increased speed of the 8 tooth sprocket effectively made up the difference. var myimages=new Array() A quick check on the Oregon website shows model 111188X .325, 7 tooth spur sprocket for your saw - but check to be sure. link to What is an Axearoon? Package arrived in a timely fashion and was well packaged. 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. imagelinks[1]="http://www.ezboardwalk.com/" In stock Be the first to review this product Add to Cart For the best experience on our site, be sure to turn on Javascript in your browser. Clutch Chain Sprocket Rim 325-7 7 Tooth Replacement for Stihl Husqvarna Chainsaw. I'm normally not an 8 pin fan at all, but I think this setup works very nicely. It has cut up a "few" large trees over the years. As long as the sprocket is .325 you are good to go. Make sure to size your components to work together to minimize wear as well as the risk of a chain derailment or injury. Teeth: 7 Pitch: 3/8" Equipment Type: Chainsaw: Fits Model: STIHL - AFTERMARKET : 017, 018, 019, 021, 023, 025, MS210, MS250, MS250C Chainsaw 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. Its something you just gotta work out yahself. Granberg Alaskan Sawmills, Parts & Accessories, Skip to the beginning of the images gallery. 11250071002 Stihl 3/8 x7 tooth Rim and Sprocket [Stihl 029, MS290, 034, MS340, 036, MS310, MS311, 039, MS390, MS391] quantity 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] It is manufactured using high-quality materials, to the same specifications as the original part. I have a 8 on my 046 muf modded 3/8" mostly a 24" bar sometimes a 28". Does not include bearing, must order Bearing # 37325 separately. The sprocket on the tip are not like super worn as far as I can tell - there is some roundness to the points. A pitch eight tooth sprocket has a very similar diameter to a .404 pitch 7 tooth sprocket. The increased speed of the 8 tooth sprocket effectively made up the difference. I prefer 8t if the saw has the power for it. It may not display this or other websites correctly. Feature Other. Muffler Gasket For Stihl 050 051 051Q 051QR TS50 TS50AV TS 510 Chainsaw Concrete Saw OEM# 1111 149 0600. } xmlHttp.open('POST', 'https://bes.gcp.data.bigcommerce.com/nobot'); $11.99 Shipping Weight 0.2 lbs. Clutch drum with rim. ADA Compliance Policy 1*Bearing. Gearing is essentially slowing down or speeding up your chainsaws chain in order to increase cutting power or speed. Free Ground Shipping Fewer cutters allow for more efficient chip removal but cut slower. myimages[4]="../../../images/top-banner/ez50-banner.jpg" Dispatched within 2 days. Color: As Pictures Show. //specify random images below. Stihl - Aftermarket Chainsaw Sprockets - RIM SPROCKETS. if (ry==0) 1*7 Tooth Sprocket. .cardIcon-icon[data-test="credit-card-icon-discover"] { display:none !important;} Same thing with rim sprockets. OEM spur sprocket from Stihl. 8 pin for bore cutting is too fast! If you cut lots of hardwood, like oak and maple, or need to use a longer bar, then increased torque is what you need. Please note that modifying your chainsaw has risks and should only be done by experienced individuals. 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. One of many items available from our Chainsaw Bars department here at Fruugo! var imagelinks2=new Array() Toggle signature. PN: Replaces Oem 1121 Model Fit: Stihl 024 026 Ms 260 Designed To Fit Original Stihl Clutch Drum (1121 160 2900 Or 1121 160 2910) Condition: New Notes Helpful Hints: This Rim Sprocket Is Designed To Fit The Stihl Oem Clutch Drum Will Not Fit Aftermarket Drums xmlHttp.setRequestHeader('Content-Type', 'application/json'); For A/R & A/P office admin inquires use walkerssaw@shaw.ca, 2023 Walker's Saw Shop LTD. 5,83 EUR. . 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. You can have as many as you wish And the stihl mechanic might be a moron, go to another stihl shop and give them your business if you're unsatisfied. For the best experience on our site, be sure to turn on Javascript in your browser. I am thinking new needle bearings may be in order. //specify corresponding links below Our 8-tooth sprockets conform to international ISO, DIN, or American ANSI standards. Item: Clutch, Drum, Washer, Bearing And 3/8 Pitch Or .325 X 7 Tooth Sprocket (Select One In The Options Drop Down) PN: Replaces 1121 1160 2910 Clutch Drum, And Other Multiple Oem'S Model Fit: Stihl 024, 026 Models (After Serial Number X25809074) And All Ms 260 Models) Condition: New 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 . Stove #1 - VC Encore 2550 catalytic - Burning almost 24/7 in LR as primary heater (and making LOTS of creosote! New old stock from closed out dealer. Replace OREGON For 18720, Replace Stihl For 0006421249. Power Mate Rim/Sprocket System 3/8" Pitch-7 Tooth fits Stihl Chain saws. })(); Drive sprocket bearing not included. The smaller diameter decreases the outer speed of the sprocket increasing the applied power on the chain. More oiling for chain speed and generally faster cutting. You guys have got me thinking. /* Fits Stihl model 029, 034, 034 Super, 036, 039, MS 290, MS 310, MS 360, MS 360 C, MS 360 Pro, MS 360 QS, MS 390 Chainsaws. Ask for details. I tend to reserve the 8t for ported 70cc and stock 90cc and larger, but I mostly cut hard wood. Yes, the pitch of the chain has a direct effect on the drive sprockets diameter. i will call around tomorrow and see if i can find a 7 tooth version elsewhere. It depends on what pitch your running, .325, 3/8 & .404 have different chain speeds in 7pin. Sturdy and durable, long service life. link to Husqvarna Gas Chainsaw Power-to-Weight Ratio and Min/Max Bar Lengths. We also accept e-transfers. About an hour later I got a call back from him and indeed Stihl has discontinued the 7 tooth (part suffix -2005) for the .325 and made the 8 tooth standard. .cardIcon-icon[data-test="credit-card-icon-american-express"] { display:none !important;} function random_imglink2(){ We carry all top brands. | Sitemap | Website Designed by, STIHL .325-8TH CHAINSAW CLUTCH DRUM RIM SPROCKET, Chainsaw Safety Pants, Shirts, Gloves & Glasses. //-->,