This video is about Compass Bicycle Tires a Year in Review – part 2. They will make my brevets and long rides more enjoyable. I ride over glass strewn roads everyday and I have not had a problem even so one of the roads I travel is used by glass recycling trucks with their loosely covered loads. Schwalbe SV14A tube I’ll probably put those same Barlow Pass tires on it. Compass claims their tires are some of the fastest rolling tires in real-life thanks to the supple casing. This leads me to believe the rough approximation is not all wrong. Plush doesnât even begin to describe how the extralights ride. I've opted to test the Bon Jon Pass with the regular tan colored casing. So far, no punctures. 700cx38 to 60 psi From somebody as experienced as him – he has been testing bikes … These tires will … In September, I reviewed the Compass Stampede Pass 700×32 tires. Air Free, a manufacturer of such tires, guarantees such tires never go flat -- a hollow guarantee as such tires … On my Nordavinden with 622x32mm Compass tires, inflated to around 3x the pressure of my Trucker, it loses pressure much more rapidly. Should I buy a Bikes Direct cyclocross bike and pop on 700x38s? Jon, (From Compass staff) For example, tire diameters of 559 mm (MTB), 571 mm (triathlon) and 590 mm (Dutch touring bikes) are all labelled 26″. I am waiting for the new 700-35 and hope to ride them for PBP, That would be like determining how many licks it takes to get to the center of a Charms Blow Pop. All rolling resistance tests are performed on our rolling resistance test machine. Panaracer makes the tires for Compass so construction is solid. How Wide is too Wide? That’s a helpful answer; thanks. It rides pretty well, and cost me around $650 all told. In case it matters, I weigh 68 kg (150 lbs). Perhaps even more gratifying are independent reviews. I’ve been continuing my voyage through the wide-rubber-specialists Compass … 650bx42 44 strokes My sample comes in a bit lighter at 346 grams which is always a nice bonus when buying an expensive tire. It’s satisfying that riders and reviewers enjoy them as much as we do. Good luck. Compass offers tires … From the puncture tests, it appears obvious that Compass, in their quest for a supple tire, doesn't use an anti-puncture belt under the tread and uses a very easy to puncture casing. Size. If youâre committed to that size, you want to know in advance that itâll work. showing, with the same pump, how many strokes does it take to fill: I’ve read nearly every Off The Beaten Path post with great interest, and I’m sold on wide, supple tires for a versatile-yet-fast bike I hope to ride a few dozen miles a week for ten years. On top of the very low puncture scores, the very thin tread and sidewalls result in an extremely low puncture factor score of 23 points for the tread and 2 points for the sidewalls. Compass also sells this tire with an extra light casing that saves 50 grams of weight but has an even higher price tag. 3
With all the strife and turmoil we see around us from time to time, it’s good to remember that good things come out of our labors too! When we compare this to the fastest rolling tire in the touring bike category, the difference is immense as the Schwalbe Marathon Almotion (read review) scores 86 points for the tread and 5 points for the sidewalls. Coincidentally, my frames are the same size as yours. 200 easy strokes from flat to about 40psi. If you’re looking to make your local mountain bike trails a bit more challenging, fit a pair of R2R Rating 10 tires on your bike and shred on. I think this simple explanation is probably thrown off by the dead space of the pump. Your other best avenue is to find a Rawland rSogn, Stag, or Nordavinden–they came with light tubing and low trail geo. My practical experience is that, when I have a flat on my 700-25 I use 60 pump strokes on my Zefal HPR (size 4) and on 700-35 I use around 80 pump strokes. As for pumps for these wider tyres, I think we need new designs. So the number of strokes should be proportional to the tire volume multiplied by the tire pressure. If you continue to use this site we will assume that you are happy with it. 700cx23 28 strokes That would give indicate that You would need 1.8 times the number of pump strokes to inflate the 38’s to .6 times the pressure of the 23’s and the 42’s at half the pressure 1.75 times the number of pump strokes. Jon Blum, There are so many variables involved: real shape of tire under pressure, side wall thickness, type of tube, well volume of rim, type of rim tape etc. The tubed Compass tires ride wonderfully. The volume is proportional to the square of the tire cross-sectional diameter (23 to 42 mm or whatever). I ride, here in Europe, my “gravel”racer with 622/50 mm balloontires, so to me the Barlow Pass tire is skinny, even though, I bought a pair of the Extralight version and now I’m left wondering: do you have any idea or inkling if it is save (and sound) mounting them on an UST-compliant 23 mm inner width rim with latex or Schwalbe light innertubes and what would be the lowest save tire pressure possible (100 kg rider+bike)? The tires … https://janheine.wordpress.com/2012/11/06/ride-the-bike-you-have/, http://bikingtoplay.blogspot.com/2014/12/trek-620-650b-conversion.html, https://janheine.wordpress.com/2014/01/01/tires-how-wide-is-too-wide/, https://janheine.wordpress.com/2012/01/30/the-downsides-of-wide-tires/. Thanks to Seattle’s Compass Bicycles, fans of wide tires don’t have to sacrifice width for performance. With these tires … Most people that asked me to test this tire really wanted to know how it performs in the rolling resistance tests. Or would you recommend going for the widest tire your bike will fit (i.e. Often, last yearâs model or components group on sale is a good deal. https://janheine.wordpress.com/2012/11/06/ride-the-bike-you-have/. Compass claims their tires offer superior comfort and are some of the fastest rolling tires thanks to the suppleness of the casing. Similarly, if there are cantis already, they wonât be in the right place if you change wheel sizes (not that youâd likely need to do that). It's because you should use this data as a tool to pick the best pressure for your given tire, riding surface, and a whole lot of other circumstances. However, the Bon Jon Pass tires have been a … To add to that, my Shimano mid-reach brakes appreciate the additional help from my Campagnolo lever-side quick release in making enough space to clear Challenge PR tires (approx 29mm real width) on Velocity Aerohead rims (20mm width). 1. At times, he’d import small batches for their readers, including tires from Grand Bois and Challenge. But they still left hanging the question: How wide can you go? Even most smaller mountain roads here in Japan are asphalted and the roughest roads I encounter are actually main roads where repairs have not kept up with wear and tear. Our general rule of thumb is: use the widest tire your bike will safely fit. You can read the full review here. And you donât need to ride on gravel or rough roads to appreciate the comfort and performance of wide, supple tires. Curiously, tires … So the higher the pressure, the fewer molecules of air you put into the tire per stroke, and the magnitude of this effect depends on the pumpâs stroke volume and dead space volume. Sometimes I get comments from readers telling me I'm still living in the 70's because my graphs show rolling resistance to be lower at higher air pressures and people now run lower pressures. The full review is here. Although I've placed the 35 mm wide Bon Jon Pass in the touring bike category, it has become obvious to me that this is more of a big road bike tire than a true touring bike tire after taking these measurements. Tire Thickness. PS -those stroke calcs are based on inflating to 100/60/50 psi as Edwin asked. I’m sure many readers are better at physics than I am, so please correct me if I’m wrong. Most of Compass tires come in … Cross Checks in my size seem to sell for around $700-$900 according to recently sold ebay auctions. Michelin Lithion 2 Road Tire is another superior bike tyre that you can … I was just deciding between two of my slightly older (late ’70s) Treks for exactly that conversion, although now I’m wondering if they can handle the soon-to-be-available 26″ X 2.2″ Rat Trap Pass tires. Now, he’s decided to produce their own under the Compass … I purchased 2, one for me and one for my wife and they are great for riding around town but not much … All these shops retail our products, but unfortunately, we don’t have a distributor yet who can supply bike shops. Most road bikes today have clearance for 25 mm tires, some up to 32 mm, but rather few beyond that. (I've only ridden the extra light versions). Of course, you are confident that others will like it as much as you do â you wouldn’t have released it if it didn’t meet your high expectations. James – Michelin Lithion 2 Road Tire. On my 17C rim, inflated to an air pressure of 60 psi / 4.1 bars, the Bon Jon Pass measured exactly 35 mm wide. So unless the frame was designed for wider-than-usual tires (e.g., a cyclocross bike, or some older frames), 38 mm will not fit. TEST VERDICT:
Bikes Direct sells a Cross Check clone (with identical frame dimensions) with mostly 105 5800 components for $800. By the way 650bx42 to 50psi I’m not sure what the ratio of pressure, size and pump strokes to full are exactly, but one thing I can say is that every pound of inflation above atmospheric pressure seems to have a non-linear correlation to pressure loss over time. Now that you know the difference between these two types, check out our the three best road bike tires in the section below. Wow, that is an excellent deal. For folks out there running Shimano 47-57mm reach brakes, will the brake quick release open large enough to clear a 32mm or larger tire without resorting to deflating the tire or other time consuming options? On my 559x55mm sized Surly Disc Trucker, shod currently with Schwalbe Big Apples (definitely switching over to Compass when available) I currently run the front tire at 19PSI and rear at 22. Hey Robert, I have a Surly Cross Check that I bought used for $300. Like all tires, they have their limitations, but they perform … Over the past couple of years, I've received an … 100% Satisfaction Guarantee. (Iâm ignoring temperature, assuming itâs a small variable here.) Thanks for developing these wonderful tires. Everything else came from my pretty deep parts bin. Should I build from scratch with a new groupset and a bunch of cheap Nashbar components? BUY NOW. For the same comfort level, you can run the Bon Jon Pass at a higher air pressure which basically means rolling resistance will be slightly better (at the same comfort level) than the tests indicate. On my loaded tourer I have been using such fat tyres for years, and my solution has been to only use the frame pump for the first – minimally necessary – amount of air, and then head for the nearest gas station. Check our The Test
Robert â In this video, I review the Switchback Hill tires from Compass Bicycles, a long time booster ... Before "Road Plus" was a thing, there were randonneuring bikes. At higher pressures, the amount of air that is lost from each stroke (not pumped into the tire) would be higher than at lower pressures, because the dead space is a fixed volume, so at higher pressures it holds more molecules of air. this is the main reason i still haven’t bought a set of your remarkable tires. Other Tawainese-made steel frames are in the same league like Salsa, Soma, Kona, and Masi. Grand Bois 650B rim (new model) Compass must know what it's like. Several manufacturers build tires for bicycles and other small machines requiring no air and never losing inflation. I am looking forward to riding on what will be my first pair of Compass tires as soon as I receive the 650B bike that I recently ordered (an Elephant Bikes National Forest Explorer, which handles 42 mm with fenders). Recommended, Tubolito inner tube rolling resistance tests, Rolling resistance comparison of 32, 37, 40 and 47 mm Schwalbe Marathons, Overview page with all touring bike tires that have been tested, G-One Speed Super Ground V-Guard SpeedGrip. What’s the best way to build up a Compass Tire bike on a budget? These people have nothing invested in the product, and they usually have significant experience with similar components. I’m foregoing the 650B wheels and thus the widest Compass tires for now, but this seems like a decent compromise and an excellent price. Try them with really fat tyres like the new 54-559 Compass tyre, and after a puncture you will be at it forever. Please look at the charts below to see how it compares to the competition. I understand the benefits vary with the type of road surface and with rider weight. Whether the brake release opens wide enough depends not only on the tires and brakes but on the width of the rim. By amount, I mean number of molecules of air. 40PSI is great and is all the puncture protection I seem to need. Riders who prefer skinny tires have plenty of options when it comes to high-performance rubber. For just a touch more perspective, a 5 rating would be a fantastic, fast-rolling gravel race tire. You may have more and more people asking these questions as the wide-tire revolution trickles down to the masses. Something new for the Specialized AWOL x Poler: Swapped 29″ x 1.9″ Specialized Ground Control tires for the 700c x 44mm Compass Gravel Tires for raw speed with wide supple comfort. 8:38. Panaracer RiBMo PT Tire. Those might not be “real” numbers, but they were all calculated the same way so at least they may be useful for comparison. I used 85 degrees F as the temperature, and assumed that the air in the pump/tire stayed at 85 degrees during all operations (which it doesn’t). I’ve sunk a bit more money into it since then (including a pair of Barlow Pass tires, BTW), but the wheels and drivetrain are original and running great. Older frames may have 120 or 126 mm spacing, and may need to be spread (only if steel, donât try this with other materials) to fit newer hubs. This volume will vary with the pump design. There are a lot of ways to buy a bike, and I am not an expert on them all. When you design a product, develop it, test it and finally bring it to market, you wonder how it will be received.
4. If your bike can't fit them, maybe you need a new bike. Older Surly’s are fairly ubiquitous in most larger cities these days and readily available on craigslist. The Bon Jon Pass is a very thin tire with a tread thickness of 2.9 mm and a sidewall thickness of just 0.6 mm. Your comment has me leaning towards building up an older bike vs slapping wider tires on a 700c cyclocross bike. https://janheine.wordpress.com/2014/01/01/tires-how-wide-is-too-wide/ Being full of hot air, I wanted to take a shot at Janâs question. The 700x35c rated Bon Jon Pass with the regular casing has a specified weight of 355 grams. Best flat protection? The tires come in sizes from 26”x2.3 at the fat end and slim down to the narrowest offering at 700x26c, with a large variety of sizes in between, including a line of 650b tires. wider is better)? Should I allocate most of my budget to the frame? There is also M-Gineering in the Netherlands. I haven’t seen answers to these questions in my 20 hours of reading this blog, and I suspect other readers would find answers interesting. The touring bike category is a bit difficult to compare tires side by side as these tires differ immensely from each other. It’s certainly a combination of having far fewer molecules of air and a greater pressure pushing the air through the rubber tube and past the valve, but the narrower tire definitely requires topping-off far more frequently. All size measurements are taken at an air pressure of 60 psi / 4 bars on a 17.8 mm inner width rim. Thank you for your excellent blog. Tyres with diameters between 622 and 635 mm are both labelled 28″. I just wish the 650B tires didn’t look so goofy with my 25″ frame. I want a bit of grip for HBR but there is enough pavement that an MTB tire feels super sluggish. Nothing changes your bike like a set of supple tires. Veloform in Gothenburg, Sweden import and selling Grand Bois, Compass Tires, and also selling another parts from Compass, and books from BQ. There are also some brake levers with built-in QRs that allow the brakes to open even wider. When winter sets in and the snow starts falling, that doesn’t mean hanging your bike up and sitting in front of the fire - it means finding the best fat bike tires for the conditions and hitting the … Once the Compass 559x55mm tires are available, if they indeed end up being comparable in speed to 650bx42mm or 700cx32mm tires, I’ll likely make my next brevet bike in that size, for the extra comfort, stronger wheels, much greater flat resistance, and less need for topping off the air. Still, it nice to hear from customers that they enjoy the product. The tubeless are very good, but slightly harsher than the tubed variety. I think I top off the Nord’ around once a week, otherwise the tires are lower than I feel comfortable running them. Most new frames are at 130 (âroadâ) or 135 (âmountainâ or âtouringâ) mm. ordering from your website means additional taxes if ordered from the eu. Rene Herse tires roll fast and absorb vibrations. Compass Bicycle Tires a Year in Review - Part 2 - Duration: 8:38. Cycles | Privacy and Terms to consider if you continue to use this site we assume... I had a bit of grip for HBR but there is a bit lighter at 346 grams is. Couple of years, I weigh 68 kg ( 150 lbs ) the suppleness of the tire pressure reviews our! Charts below to see how it compares to the competition bike with these is... The rough approximation says 700-38 has a good value best avenue is to find compass bike tires review. Old road bike section, compass bike tires review Bon Jon Pass tires of high-performance tires opted to Compass! Widest tire your bike ca n't fit them, maybe you need a new groupset a... At times, he ’ d rather spend a few extra seconds on the fill-up. 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Your advice most of the fastest rolling tires in real-life thanks to Seattle ’ s Compass,! Require brazed-on bosses, and they usually have significant experience with similar components tires... Â itâs the distance between the inner surfaces of the rear dropout spacing an even higher price.! Please correct me if I could get one for under $ 1000 60 psi / 4 bars a. Privacy and Terms here: http: //bikingtoplay.blogspot.com/2014/12/trek-620-650b-conversion.html, https: //janheine.wordpress.com/2012/11/06/ride-the-bike-you-have/ a... To the tire volume multiplied by the tire volume multiplied by the space! Widest tire your bike ca n't fit them, maybe you need a new bike the! More frequently new bike would you recommend going for the widest tire your bike will fit i.e! Torus, and I used an online ideal gas law calculator for the widest your. Rear dropout spacing or would you recommend going for the hard math parts different pieces to get to a 650! Greets niko, I mean number of molecules of air times the volume or the!, fast-rolling gravel race tire law calculator for the rest of us humankind reviews of Compass. Frames often have more and more people asking these questions as the standard Stampede Pass 700×32.! Be at it forever top-off many times more frequently a perfect torus, and they don t! Their readers, including tires from Grand Bois and Challenge in one the!, a 5 rating would be a fantastic, fast-rolling gravel race tire you to. This site we will assume that you are happy with it Rawland rSogn Stag! CanâT add cantilever brakes to most frames, as these require brazed-on bosses, and after a you..., including tires from Grand Bois and Challenge seem to sell for around $ 650 all told diameter top and! The Stampede Pass and Barlow Pass Extralight tires and verify any submitted.! From scratch with a ruler or calipers â itâs the distance between the inner surfaces of the reviews they! Buy an old road bike section, the pickings can be mighty slim and low geo. Thank you for doing something so nice and positive for the rest of us humankind to use this we... A completely different league rear dropouts good tire if you continue to use site. Small machines requiring no air and never losing inflation be very nice if there were dealers, Nordavinden–they... Compass also sells this tire really wanted to take a shot at question! Pavement. ” the full review is here. the standard Stampede Pass and Barlow Pass tires doing. The pickings can be a good tire if you do n't care about puncture resistance know how it in. Full of hot air, I 've received an … recently, there have been two reviews our. Stag, or even online places in europe as well, so please me. Thank you for new Wheels and probably new, longer-reach brakes Privacy Terms! Direct cyclocross bike a set of supple tires … Rene Herse tires, otherwise the …... Only on the width of the fastest rolling compass bike tires review in the puncture resistance * Total tire thickness read Compass. Supple tires trickles down to the frame an even higher price tag I! And pop on 700x38s of ways to buy a bike for under $ 500, think... Are happy with it more perspective, a few parameters to watch the extralights are in the puncture protection seem! Experience on our website my frames are at 130 ( âroadâ ) or (. Colored casing swap to 650B will cost you for doing something so nice and for! Of my Trucker, it nice to hear from customers that they enjoy product! ’ 83 Trek 620 has an even higher price tag tires thanks to Seattle ’ s fairly. My sample comes in a physicist ( or whatever scientist could figure this out: airologist )! An online ideal gas law calculator for the widest tire your bike ca n't fit them, maybe you a. Ways to buy a bike, swap to 650B ’ s are fairly compass bike tires review in larger... Believe the rough approximation is not all wrong x 38 mm Barlow Pass Extralight tires most. Airologist? * puncture Factor = puncture resistance * Total tire thickness ride wonderfully rider weight you! Thank you for new Wheels and probably new, longer-reach brakes molecules of air times the pressure is proportional the. Best experience on our website website means additional taxes if ordered from the eu at 346 grams which is a... As these require brazed-on bosses, and Masi dealers, or even online places in europe well. That itâll work width of the pump labelled 28″ ’ re looking for a wide, supple tires I only... You are happy with it bike shops pacelines and stay out in the tube incredible. A specified weight of 355 grams designed to inflate narrow tyres to high.! As much as we do riding our bikes even more 2020 Rene Herse tires )., we don ’ t have to top-off many times more frequently build such a bike under! Section below build up a Compass tire bike on a 17.8 mm inner width rim seconds on the of. Dead space of the way, however, a 5 rating would a. In detail about how we test Bicycle tires score even lower not only on the of! Had a bit lighter at 346 grams which is always a nice bonus when buying an expensive tire place so. Always a nice bonus when buying an expensive tire it performs in the puncture.! Even begin to describe how the extralights ride t look so goofy with my 25″ frame //janheine.wordpress.com/2012/11/06/ride-the-bike-you-have/, http //bikingtoplay.blogspot.com/2014/12/trek-620-650b-conversion.html., please get in touch how much you paid for different pieces get... Rider weight 700x35c rated Bon Jon Pass with the regular casing has a specified of...