with a Future Shock E150 fork , please if you can tell me or anyone, am I able to convert the bike to 27,5 with , i that fork ? Hi Dave, Does anyone know if rim brakes will work on a 650b conversion? Hello, I have a 1991 trek 7000. That would be _________mm. Thanks, Al. 26 inch wheels have their place on off-road adventure touring bikes, in fact I have listed over 30 different options in thisAdventure Touring Bike List. Mafac Raid brakes-to supply adequate reach to the 650B rims. 26 inch (559mm) wheels were the default mountain bike size for a few decades, while 700C (622mm) and 650B (584mm) were generally reserved for road and randonneur bikes. Here are five useful equivalents: 700C x 23mm = 668mm = 650B x 42mm Hi I have a 2009 santa cruz chameleon 4 with a fox 36 rc2 fit fork. Are there V-break with longer arms to support to conversion from 26 to 27.5? A 29'er then rolls over obstacles more easily. But, even so, since the 700C Straggler is designed for 42mm tires, the 650B version has a different geometry. Any thought. I have the same bike. There will not be enough clearance for the convertion in your current frame. Im trying to see if a 27.5 wheel would fit in the fork. If you have other questions on the topic, feel free to ask our customer support. And yes, this frame had toe overlap with the larger 700c wheels, and it was indeed designed that way something that happens when small and even medium sized frames are built around 700c wheels. Good job! But, what about the actual numbers? Some of our partners may process your data as a part of their legitimate business interest without asking for consent. If you measure the reach with the original 622 wheels and add 19 mm to that value, this will tell you the brake reach required. But with 170mm cranks it seems OK after a few rides. Hi Jason, Hi Ryan, You will have to change the front fork to a 27.5 one. Cube AMS 26 wheels , can I convert to 27.5 , do they do Mavic rims in that size or can I change forks and rear suss arms to fit this model and make up to a 29 we ??? You can get by with 1mm, but your wheel may not stay perfectly true forever, so well, 10mm (for a 5mm per side) clearance is our recommended minimum. As is the market for anything larger than about a 63 cm c-t size. As for the massive amount of handlebar stem quill that protrudes dangerously out of the fork column, Quillon would be alarmed at the thought ..and the sight it presents. With a 650B x 42mm tires, youll want a bit less BB dropideal would be 63mm. The Lorax has a 75mm BB drop, which is a little low. In the French sizing system, tires are designated by a three-digit number, which may be followed by a letter. Also I know this is different but how do i know weather to get a straight or tapered steerer for my bike, do they all fit any bike? Maybe it is a gut reason to look forward for a mullet bike. Funny that you mention that. The outer diameter of a262.00, a 65042 and a 70023 tyre is about the same. I have a 2006 Iron Horse Maverick, is it possible to convert to modern components and 27.5 wheel set? I consulted Sheldon Browns 650B conversion guide, as well as resources available from many other cyclists, mechanics, and frame builders. The angle a 29 inch-wheel needs to overcome in order to get over an obstacle is smaller than the angle required by its 26 inch counterpart. Conversion simply relies on a brake with 12.5 mm of vertical adjustability (half the 25mm difference between 559 and 584). 650b Palace has one of those lists on their blog. I applaud your ingenuity, inventiveness and perseverance with this build. Your Meral is one of the most beautiful and well proportioned looking steel restorations Ive ever seen (if you ever decide to sell it). Robin. Biggest issue is at the top of the seat stays where the gap narrows. Best regards, I have a Santa Cruz blurt 2015 with 26 wheels and wanted to convert to 27.5 just wondering is it possible, Hi Finn, The outer diameter of a 38 mm 650B tire is only a bit smaller than that of a 700c x 20 tire. 26" Long Haul Trucker? Comes with 262.35 wheels and Id like to convert the wheels to 27. Im wondering if its possible with the Frame. Its not like you cant buy 26 tyres in the latest designs Maxxiss entire range still comes in 26. Unfortunately this will not fit Im sorry! if(typeof ez_ad_units != 'undefined'){ez_ad_units.push([[468,60],'sheldonbrown_com-banner-1','ezslot_2',821,'0','0'])};__ez_fad_position('div-gpt-ad-sheldonbrown_com-banner-1-0'); As if bicycle tire sizing wasn't already confusing enough, wrong-headed marketeers have recently tried to popularize a fourth designation for the 584 mm tire size! And, last but not least, they make packing a bike easier for travel or shipping. In short, its a wheel size in between 26 and 29. HELLO NOLA ENJOY YOUR MERAL THANK YOU DON TURNER. Take care yall . I am new to the sport and still am learning about how I can make my bike better and feel that the larger tires are a good start. Was the braking better with non-aero levers? They will cost you a pretty penny though. Screw that troll, enjoy your bicycle. He gets loads of compliments on it. I am thinking about trying these -- New MTB Road Bike V Brake Front set Green | eBay Anyone else run these brakes ? I still have yet to tackle any conversions, but in order to make the bicycles work for me, they have goofy set ups in order to work for me and sometimes know it all men have the nerve to critique them. Adding to the confusion, and counter to what the industry might lead you to believe, 650B is nothing new. Hi Jan, we can not give you an advise. As it happened, the bike industry came to describe and market road category (drop-bar) products in C and millimeters, and mountain bike products in inches. As tire size goes up, so does gearing. I was looking to also move from a 26 to a 27.5 and do not know if it is possible. I have a small specialized stumpy fsr 2013, 26er.. lovely bike but wanted to update it..I bought a rear 27.5 wheel with bolt thru hub, and had a set of 29er forks and front wheel. If you use rim brakes you will need to make sure you have calipers with 12.5mm verticaladjustment. Please can i convert my bike rockrider 520 s 2015 ?and thank you so much. It is not only the fact there are more mid-width slick tyres, but that there aremore lightweight and high-quality options from manufacturers like Compass, Soma and Panaracer. I posted a thread about this on this forum! Again, the remaining 3.5mm could usually be adjusted for in the calipers. I've been an avid user of belt drive on my bikes for about 12 years now, and have clocked over 135,000km on these chain alternatives. We have over 300 original and curated bikepacking routes in our global network spanning nearly 50 countries. 26 edge ( 559mm ) wheels were the default mountain motorcycle size for a few decades, while 700C ( 622mm ) and 650B ( 584mm ) were generally reserved for road and randonneur bikes. Rivendell recommends no more than 70 mm, but you may be able to get away with a bit more drop if you are using shorter cranks. A lightweight 650B wheel set with slicks can be over 1.5kg lighter than a heavy-duty touring wheel set with puncture-proof tyres. Another reference is WTBs list of compatible frames that will work with their Byway road plus tires. And there are several others that can accommodate 45mm or larger rubber. I have bought a Marin Attack Trail 2008. A different manufacturer which measures its products on the outside may at the same time end up with 262.15. This is easily compensated however by the extra grip provided by the tyres. However, there is a dedicated group of fans of this wheel size, who have been diligently working to restore it to its former glory. The benefits are fairly obvious. Check out their 24mm IW AdventureCarbon wheels, affordable 29mm IW TrailWide, and their Dynamo specific wheels. Those requirements allow us to address this efficiently but uncomprehensively. 26 would be awesome to put 27.5 on it would ot be possible? Bikes are simple machines. I have heard of a successful 26" conversion on a Crosscheck using this method. Toe overlap can be eliminated by the builder, but there are sacrifices when building a small frame around 700c wheels. Es posible la conversin a 27,5? enjoyed this series of articles on the Meral conversion ,, Mercian cycles KING of MERCIA model comes with an interference front end unless specified otherwise , many other makers have models that are of the same ilk where a specific ride characteristic was favoured over ultimate rider convenience or user friendliness . I have a 2006 Gary Fisher Trax Fat Possum. With the recent flood of 650B gravel/adventure bikes coming to market, and 47-50mm road plus tires surging in popularity, you might be interested in purchasing a new 650B rig or converting the 700C bike you already have. All four are specced with 47mm WTB Byways. I love to hear these stories so much is gained by using what has already been produced, reinterpreting as needed. Q1: Can you do this? Years after, in 2013, it took off when almost a dozen bike companies released 27.5 mountain bikes touted to have the perfect blend of a 29ers rollover with the nimble playfulness of a classic 26 wheel. Hi Thu, The Stumpy will be converted back to 26 and will be relegated to downhill park duty this summer. In this case, a 65032 tyre would match your frame geometry much better. If not, youll have to decide whether its worth the trouble. In ths BB drop regard, the ideal staring dimension is about 63mm to 68mm. Each issue features a collection of inspiring writing and beautiful photography. Need to change the forks also. It has a lot of space in the rear. You also need to take in consideration how much space there is left for tire clearance. Keep yourself and your bike clean with road and mountain bike mudguards! To establish the required brake reach, measure the reach with the original 700C wheels and add 19mm. Jump to Latest Follow REVIEWS DEALS BIKESHOPS TRAILS 21 - 35 of 35 Posts . I hope to do a 650b conversion to a Trek 400 over the winter. Finally, here is the comment which inspired this post, in full and unedited, with misspellings and grammatical errors intact: As you state, the frames is well designed and its construction very well crafted; it was mostly likely built by Francis Quillon the head framebuilder at Meral..and he would be proud of it. With that said, 650B works for taller riders as well. I have a 1986 stump jumper with 26 wheels . Toe overlap is never an issue until its an issue, and then it is too late. Kind regards, Its the width that can be a challenge. My recently acquired early 1980's Meral randonneuse cried out for a 650B conversion. one, however, will be built to order (but cost no extra because of it). For shorter riders, the use of 650B has much to do with bike fit. Paul|Mantel. Your email address will not be published. So, chainstay length isnt usually the issue. Smaller wheel diameter = less trail. Click to expand. They are trying to get people to call it "27 five," as if it were halfway between the MTB "26-inch" and "29-inch" sizes. There are a fewreasons why 650B wheels may be agood idea for you. i have a devinci wilson 2014 carbon, i love that bike i wondering if the rear triangle of wilson 27.5 will fit on it ? Plus, theyre made in Chico, California, by a great company. Thats where 650B saves the day. (mid-90s) Mainly for delivery work. Many bicycles from the 1970s on have way too high bottom brackets to begin with, so lowering the bottom bracket a bit will improve the bikes handling and cause no negative side effects. The Velo ORANGE Blog: Converting From 26" to 650b How-To Convert 26 to 27,5 / 650b MTB wheel size - Mantel I would like to update the tyres on the bike too 27.5 from 26 .. is this possible? Hi. https://problemsolversbike.com/produtravel_agents/, http://www.sheldonbrown.com/cantilever-geometry.html. Paul Motolites will take care of the rear brakes. I do not recall the exact year of the bike, but think around a 2004 (been in storage for years). It is all going to depend on the outer diameter of your tyre. Conversely, if a bike was designed around 700C x 45mm tires and you switch to 650B x 47mm, the bottom bracket will likely be far too low. We added a Wolf Tooth CAMO system to facilitate easily swapping out chainrings for different rides. So if you guys more known in these cases ,could help me to get an idea , i would appreciate you. size. Hello, I have gt force 3 from 2011, will that fit 27,5 anykind? And, tires may actually widen over time. Restoring Vintage Bicycles from the Hand Built Era, About a Brompton: C line Electric Review, Sturmey Archer AW Hub Overhaul: Curiouser and Curiouser, Reconversion Therapy: 700c to 650b to 700c, A Ride to Leach Botanical Gardens via Portlands Bikeways, Bottin du Cycle 1951: The French Cycling Directory, New Showers Pass Refuge Jacket vs. Mantel. If you're like me and aren't impressed by cantis, and won't fork over the cash for Paul brakes, this is great news. Shimano groupset overview All Shimano road bike groupsets listed, How to Determine the Correct Saddle Height. I hope it will be possible! And also would I have to change front forks etc..? A 29er then rolls over obstacles more easily. Hi Freddie, Maybe you have a cycling friend with some 27,5 wheels? You can swap the fork for a 27.5 one, but then youd still be stuck with a 26 on the rear. In addition, the XG-1150 full-pin steel cassette is super solid. Switching to 650B can also reduce front wheel/toe overlap issues. I have 2006 Specialized Stumpjumper FSR Expert. Its kind of techy thing to do, and our explanation here requires pretty good familiarity with bikes, parts, minor math, and a moderately technical bicycle vocabulary. The diameter of a 700c rim, roughly at the braking point, is 622mm. It sounds like your Trek 710 is working out. There are rumors that its sometimes possible with BMX-style and centerpull calipers and, but thats beyond the scope of this article. The cantilever bosses are fixed on these old steel frames, and your brake options are limited and braking performance is likely to be poor. I have a 2008 Trek Fuel 5.5 with 26 wheels. I can only find a picture of your bike from the side. Thanks. [QUOTE=Ed-B;2268363]The thing to do would be to get better brakes for the 26" wheels. As you are saving weight on a rotating part the difference is huge! I have 2010 cove shocker DH. If you add the top and bottom 30 mm tire thickness to 590, you wind up with the 650 mm tire diameter. There were several variations on the rim diameter and B triumphed, although Schwinn adopted 650C for their cruiser bikes for a while. Even so, we knew going into it that this wasnt the perfect bike for road plus tires, but it would work with shorter cranks.