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Most of the time I opt for overkill on the saw. The chain driving portion of the sprocket and the clutch cup are fused together, so when it wears out, you need to replace the whole component. JavaScript is disabled. I have used 7 pin sprockets mainly, and the only reason is because that's what we always used. This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register. It's simply torque multiplication I've been running an 8 tooth and it does tend to bog in hardwoods a bit. 7 tooth more torque-standard setup. 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. (I think my bar is ok. A faster chain requires more lubrication. Bore 13mm (0.5118) Bearing 10mm x 13mm x 10mm. If they're both not in tip top shape, there will be problems. .cardIcon-icon[data-test="credit-card-icon-maestro"] { display:none !important;} Most of the saw mechanics are under paid, and for the most part know little about the equipment they work on. Stove #1 - VC Encore 2550 catalytic - Burning almost 24/7 in LR as primary heater (and making LOTS of creosote! 12 % DE REDUCTION SUPPLEMENTAIRE AVEC NM1638JK11OFF95 (-200 maximum) Afficher tous les objets admissibles et les conditions. I tend to reserve the 8t for ported 70cc and stock 90cc and larger, but I mostly cut hard wood. For A/R & A/P office admin inquires use walkerssaw@shaw.ca, 2023 Walker's Saw Shop LTD.
You guys have got me thinking. For tree riding (slow speed crawling lots of throttle on off) I found the old pros best gearing choice was 19/43 in chaincase. on Sawmills and Milling, Started by uplander 7 Teeth. Ask for details. 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}'); //specify random images below.
Get all the latest information on Events,Sales and Offers. whatever. He wanted to get the story on that by calling Stihl himself. Package arrived in a timely fashion and was well packaged. The teeth of the chain sprocket press against the drive link tanks and the saw chain starts to rotate. ProPart 7-Tooth 7T 3/8" Sprocket for Stihl 030AV 031AV 031AVE 032AV 040 041 041AV 041AVE Chainsaw Brand: ProPart 8 ratings $2099 Get Fast, Free Shipping with Amazon Prime FREE Returns High Quality Aftermarket Part Made to Meet or Exceed OEM Specifications Aftermarket Stihl Replacement Chain Sprocket 3/8" Pitch 7 Tooth Ships From The U.S.A. I have a 029S Farm Boss with a .325, 18inch bar. Do they both fit the same chains? 1*Washer. As long as the sprocket is .325 you are good to go. If you replace the components that. Not sure you would be welcome in my local Stihl shop with the kind of attitude where you need to label people so. But I bet it'll be fine. Changing the number of teeth on your chainsaws drive sprocket to optimize performance is called gearing. If you've go a rim sprocket setup on the saw it would be cheap to try out both and decide for yourself. .404 AND 1/2 PITCH. NO E-MAILS OR TEXTS. The increased speed of the 8 tooth sprocket effectively made up the difference. var imagelinks2=new Array()
So, the saw gets a good workout when it is needed. 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 Unless you run a 12" bar run a 7 pin. Stihl - Aftermarket Chainsaw Sprockets - RIM SPROCKETS. on Chainsaws. All rights reserved. Not all chainsaw owners know that the sprocket is just as important as the chain on a chainsaw. 4+ cords stored on a 1/7 acre suburban lot. 7TH. 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] My smaller saws are Husky 51 and 55 Rancher I wouldn't even think of an 8 tooth on them. Started by Great Big var ry=Math.floor(Math.random()*myimages.length)
Thank you for making it available. $29.99 Over 200+ free JavaScripts here! I have included a couple of pics of the broken sprocket. What's the advantage of each? xmlHttp.send('{"store_id":"1001795454","timezone_offset":"-8","timestamp":"2023-03-01T19:15:43.42169300Z","visit_id":"e301ca96-e014-463f-b376-7f29a4e6438d","channel_id":1}'); 026 rim sprocket and bar swap with 036 pro. Stock 4. What are the pro's and con's. It cost less to replace just the rim. I'm not a heavy user, but I am in a situation with several (~8) acres between myself, my brother and parents, with plenty of hardwoods around so something is in need of cutting perdiodically (died from stress, wind/storm blew it over, lighting struck, old age). maybe try and tune the chain for the 7 pin. Updated: 00/04/25
Experience taught me that. not a rim type spocket. It depends on what pitch your running, .325, 3/8 & .404 have different chain speeds in 7pin. Toggle signature. Highly matched to the original device. OREGON 3/8P 8-TOOTH STANDARD 7 SPLINE POWER MATE RIM SPROCKET $10.50 Add to Cart 3/8 7TH SMALL SPLINE RIM SPROCKET $10.50 Add to Cart STIHL 7T CLUTCH DRUM RIM SPROCKET 3/8" $11.99 Add to Cart 325" 7T CHAIN DRIVE RIM SPROCKET FOR STIHL 026 028 028AV 029 039 034 036 MS200T $11.99 Add to Cart I am always pretty conservative on bar length and using a big enough 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. I am going to try an 8 pin. Passez la souris pour agrandir. 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 Notes (Helpful Hints): This Assembly Works On Models That Use An Arm Driven Worm Gear That . I usually don't cut much bigger than 12" with this saw. i run 7s on everything muf modded 026 thqt runs very good, 440 thats fully ported, and a 06 fully ported. Biggest advantage for the rim drive is the rim can be replaced when worn without replacing the entire clutch drum. 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. 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"
.cardIcon-icon[data-test="credit-card-icon-discover"] { display:none !important;} For the best experience on our site, be sure to turn on Javascript in your browser. Logged. Children's Toy's, Chainsaw Models & Books etc. The increased speed of the 8 tooth sprocket effectively made up the difference. Gearing is essentially slowing down or speeding up your chainsaws chain in order to increase cutting power or speed. Out of the wood chain speed would be faster but a MS270 does not have the torque to pull an eight. 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. 7 TOOTH .404 AND 6 TOOTH 1/2 DRUMS. 0 Members and 1 Guest are viewing this topic. . Package Include: 1pc Rim Sprocket, Free Ground Shipping
The chain-driving portion of the sprocket, and the clutch cup, are a single component and are all replaced together when a new spur sprocket is installed. However his system showed the 7 tooth as no longer made and he did not have one in stock either. 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 . Feature 2-Stroke. 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. 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. Dont forget to adjust the oiler. 7 pin on everything. . Clutch Drum Chain Sprocket .404 7 Tooth For Stihl 075 076 050 051 Chainsaw 1111 640 2002. Finding the sweet spot will take some trial and error, so it is always a good idea to talk with a professional in your area to see what they recommend. Good thing as it keeps us supplied with good firewood that we cut with the saws and split with a tractor attachment. var ry=Math.floor(Math.random()*myimages2.length)
Get all the latest information on Events,Sales and Offers. Sharpening Oregon 45cm chain after hitting nail, and file longevity? LOTS OF OTHER SPROCKETS AVAILABLE. Brand: Flander; Price: 10.67: 10.67 + 5.94 Shipping. Just like the gears on a bicycle or your car, there is a balance that needs to be maintained for optimal performance. Bailey's is committed to keeping our site compliant with the American with Disabilities Act. 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.
.cardIcon-icon[data-test="credit-card-icon-jcb"] { display:none !important;} I cut mosty wood 20" and under and alot of cherry. Teeth: 7 Pitch: 3/8" Equipment Type: Chainsaw: Fits Model: STIHL - AFTERMARKET : 017, 018, 019, 021, 023, 025, MS210, MS250, MS250C Chainsaw Product Description. Which do you prefer a 7 or 8 pin rim sprocket? That includes a 7 pin rim so figure anouther 5 bucks if you want to try an 8. Hardening process I still have the 2 original chains that still have life in them: a green rapid micro and a yellow rapid super that I bought in ~1999 with the saw. You may not be all that happy with the 7 tooth when you had 8 before. Replace OREGON For 18720, Replace Stihl For 0006421249. Share: >. Spur sprockets do not come with bearings, and we recommend replacing the bearing for every 2 spur sprocket replacements. 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. More of an art than a science, gearing essentially changes the drive sprocket diameter by adding or removing teeth. It depends on what pitch your running, .325, 3/8 & .404 have different chain speeds in 7pin. I will look the saw over to make sure there are no other issue from the broken sprocket (it broke at the hub and is is loose on the shaft). Please. If it feels off, then it probably is. Chainsaw Safety Pants, Shirts, Gloves & Glasses. myimages[4]="../../../images/top-banner/ez50-banner.jpg"
You'll need a 3/8 7tooth mini spline rim sprocket & part# 3003 000 8913 is the 16" 3/8 stihl bar. Quantity-+ They come from various sources. link to What is an Axearoon? 5,36 EUR. Thanks, makes sense. 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 . ry=1
Some years more than others. Register today and take advantage of membership benefits. random_imglink()
5,83 EUR. I will look the saw over to make sure there are no other issue from the broken sprocket. $14.99 Shipping Weight 1.0 lbs. To increase the speed of the chain, increase the drive sprockets diameter. BTU possessor Hearthstone Mansfield Husqvarna 346xp Stihl MS 440 . 10% OFF. Random Image Link Script- By JavaScript Kit(http://www.javascriptkit.com)
Generally, one step down in tooth count (7 to a 6) or (8 to 7). #9. on Chainsaws, Started by Chelsea Tree with the 7 it doesnt seem to matter. function random_imglink(){
//-->. Shop 3pcs .325-7tooth Small Sprocket Rim For Stihl 028 029 034 039 Ms290 Ms310 Ms390 Saws. Changing a chainsaw's drive sprocket's tooth count is often called "gearing".
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These are good quality sprockets. Pro. Make sure your bar chain and drive sprocket are all the same gauge and pitch. 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 For best performance, replace every three rims. OEM Replacement This part is aftermarket equipment designed to replace the original manufacturer's part numbers specified here. 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. Dispatched within 2 days. /*
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The larger diameter increases the outer speed of the sprocket increasing the chain speed. link to Husqvarna Gas Chainsaw Power-to-Weight Ratio and Min/Max Bar Lengths. | Sitemap | Website Designed by. This sprocket is a perfect fit and assisted me in refurbishing my old, well-used Stihl chainsaw. Chainsaw Sprocket 3/8" pitch, 7 teeth Part #: 36-1619. I mostly cut hardwood. 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. Thanks for the replies. Sign up for newsletter today. Standard splined rims have an inside sprocket bore of approximately 7/8". Be careful who you learn or take advise from. If you want to stay with a 7 tooth sprocket, check with an Oregon dealer to see if they have one that would fit. //-->,