It has almost full Deore groupset, except crankset. Park Tool offers a good guide for differences between freehubs and freewheels. I suffered no mis-shifts at all, no grinding gears, no evidence that it couldnt cope with grimy riding. This helps keep them cool, maintaining the braking performance. Mat has been road.cc technical editor for over a decade, testing bikes, fettling the latest kit, and trying out the most up-to-the-minute clothing. Shimano GRX Gravel - Bikecomponents.ca Options for multiple handlebar positions allow you to brake with confidence in all conditions. The inline hydraulic sub-brake lever (BL-RX812, pictured above) is an interesting option. Shimano's GRX series of gravel components can be used in combination with other road bike components, including tips on how to mix and match. The XT crank is designed to go into a 73mm wide bottom bracket shell. What causes it and how to correct the distortion. There are two types of lock rings for center locking disc brakes, inner serration and outer serration. Summary of Shimano disc brake pad types and compatibility. This will likely be a number between 8 and 12. DISCONTINUED PRODUCTS, SHIMANO SERVICE CENTERS | MANUALS & TECHNICAL DOCUMENTS | DISCONTINUED PRODUCTS, Privacy Policy | Cookies Preferences | Terms of Use | California Transparency in Supply Chain Act | ADA Compliance | California Consumer Private Notice. SHIMANO GRX, with its gravel specific ergonomics, optimized gearing options, (Your choice will be dictated by your frameset.). Long cage derailleurs are available for both mechanical and Di2 groups. When upgrading your gravel bike, keep the following elements in mind to help decipher what parts are interchangeable with your current road components. Besides, that ultegra crankset is prone to delamination failure (look at @thanksshimano on instagram). Shimano wide-ratio sprockets for road bikes are listed here, including compatibility by step number. The 2x10 spec will only offer a 46-30 chainring combo that can be paired with an 11-32, 34, or 36 tooth cassettes. Shimano GRX was designed from the ground-up to meet the rugged demands of gravel riding and racing. Shimano GRX for gravel and TIAGRA for road bikes are only compatible with TIAGRA 4700 series and GRX 10. Shimano uses mineral oil as a braking fluid, and both OEM (original equipment manufacturer) and aftermarket bleed kits are widely available. Things are more complicated with newer road drivetrains. Similarly, the cassette is held by a unique size lockring that is not cross-compatible with HG-style cassettes. Tubeless tires have seen a dramatic increase in the number of users over the past few years. Shimanos GRX for gravel is compatible with road bike components, although they are basically interchangeable. Modified at: Gravel Upgrades: Mixing and Matching Shimano GRX and Road Components Difference between 700C and 650B, advantages and disadvantages. Unless modified, these defunct freehub bodies are locked into Shimano 10-speed road cassettes only. For 2x11 our chainring options will be 48-31 or 46-30. HOME Our guides include links to websites where you can buy the featured products. road.cc's Dave Arthur rode both mechanical and Di2 versions of GRX in atrocious conditions and said, "[The groupsets] kept changing gear with the usual metronomic precision that Shimano groupsets are known for. The GRX RD810 says it works with a max cassette of 34, but if it's like the Ultegra RX it will fit a 40 just fine. My test bike, a Genesis Croix de Fer 853, which I detailed in a BR Builds article last year, was equipped with the following: Ive also spent a good deal of time riding gravel bikes fitted with both higher and lower spec GRX groupsets, including the likes of the Canyon Grail 6 and Grail CF SL 7.0, and the Enigma Escape, and Ive drawn from the experiences of the rest of the BikeRadar team in writing this review. Shimano GRX mechanical isnt daring, game changing or particularly surprising, its just very good at what it does. SRAMs Force 1 beats GRX narrowly too, with a 10-42 cassette options that gives a low gear of 38/42 (24.7in) and a high of 38/10 (103.8in). The first step is to count your cassettes number of sprockets (gears). It uses the same Shadow RD+ geometry borrowed from mountain bikes, which tucks it under the rear dropout, making it less vulnerable to side impacts. The RX810 derailleur shown here is meant for 2 setups, has a total capacity of 40t, and is designed for a maximum chainring difference of 17t and cassettes that top out between 30t and 34t. Choice. 10-speed mechanical. As above, GRX cranks have a 2.5mm wider chainline than road ones, so for 2 drivetrains youll need a GRX front derailleur to go with them. Shimano Dura-Ace, GRX Road/Gravel Shift Cable Set (Y0BM98010) As a reminder, the GRX naming system works like this: This review will focus on more-or-less the cheapest possible 211-speed mechanical setup with RX600 levers, but Ill discuss the alternatives, and why you might consider going up or down the range. The worlds first dedicated components for gravel adventure, SHIMANO SERVICE CENTERS Advantages and Disadvantages. We have compiled a list of points to note when choosing a wheel. Having tested multiple bikes with GRX components, one of my key takeaways is an appreciation for just how good the entry-level 10-speed RX400 option is, as fitted to the Canyon Grail 6. All GRX STI levers are hydraulic disc brake only, STI levers for road compatible with GRX components, Compatibility with various components for road bikes, Compatibility of GRX with DURA-ACE for road bikes, Compatibility of GRX with ULTEGRA for road bikes, Compatibility of GRX with 105 for road bikes, Compatibility of the GRX with TIAGRA for road use, ST-R9120ST-R8020ST-R8025ST-R7020ST-R7025ST-RS685ST-RS505, Road components that can be combined with GRX for gravel, DURA-ACE R9050 series => Compatible with GRX Di2, DURA-ACE R9000 series, 9000 series => compatible with GRX 11, ULTEGRA R8050 series => compatible with GRX Di2, ULTEGRA R8000 series, 6800 series => compatible with GRX 11, 105, R7000 series, 5800 series => compatible with GRX 11, compatible with TIAGRA 4700 series => compatible with GRX 10. This means that you can often use one of these 11-speed cassettes on either a mountain bike wheel or an older road wheel. Tubeless is reassuring to have! HOME Bike cassettes explained - BikeRadar Therefore the 10 speed Tiagra and GRX 400 can use 11 speed rear derailleurs and vice versa. Shimano 10-speed components include the new 10-speed TIAGRA 4700 series and the old 10-speed ULTEGRA 6700 series and 105 5700 series, but the GRX 10-speed is compatible with the new 10-speed TIAGRA 4700 series. As ever with these things, this is the official line, and there may (or may not) be some wiggle room in reality. This alters the lever feel with more progression. As with the derailleurs, theres no direct 105-equivalent, so the choice is Ultegra-level RX810 calipers or, as I have here, Tiagra-level RX400s. It isn't a reworked set of road components. Compatibility. Shimano GRX 2x11 brake rotor compatibility. We specifically designed the brakes for the often unexpected challenges of gravel riding. How to check compatible tires from wheel specs. I have removed the FD. If your needs change, it's likely you'll find a compatible alternative for a component at a decent price. ", Explore the complete archive of reviews of groupsets on road.cc. differences between freehubs and freewheels, Shimanos 11-speed 11-34T road cassettes, YT Szepter first-ride review: a gravity MTB brand goes gravel, First ride rundown: the Litespeed Spezia titanium road bike. It represents a ground up look at how cyclists want to explore their world. Each has a rim with a 21.6mm internal width and 22mm depth, and the hubs are 12mm thru-axle. We have compiled a list of air pumps with booster(boost functions) that are reassuring to have one. Shimano recently updated its compatibility chart . If you are currently riding a rim-brake road bike and are considering converting to gravel using GRX components, you can save money by using STI levers that are compatible with GRX for road use instead of GRX. Gravel riding is exploding throughout the cycling community, delivering a sense of exploration and freedom as we venture down unknown roads and seek out new adventures. And lastly, you may consider avoiding the need for a new freehub or cassette by mixing and matching drivetrain components. Shimano offers a mechanical shift ST-RX810-LA left lever that, when used with a 1x11 drivetrain, can control a dropper seatpost. That means no compatibility pitfalls, as long as you stay within the recommended tooth ranges and match the number of gears. A freehub is a part of the rear bicycle hub and serves two key functions. 1. Shimano GRX cranks use a four-arm spider to match existing options. Types of center lock locking rings. The tubeless valve is an essential item for tubeless use. This appears to be a coating, and I did manage to inflict some damage on it during testing, but nothing too dramatic. I'm torn between which of the GRX derailleurs I need to buy. SHIMANO GRX, with its gravel specific ergonomics, optimized gearing options, rugged reliability, and quiet and stable drivetrain, sets itself apart from the rest of the component world. One is that the Shimano GRX 812 rear derailleur is only rated to a max rear cog of 42T and total cassette range (gear capacity) of 31 teeth (42-11=31 . Go to our complete guide to Shimano road bike groupsets for a rundown of Shimano's groupset hierarchy. Youll lose a little, absolute top speed, but still love the 1:1 low gear ratio. The downside being a lack of availability and according to official sources, little or no cross compatibility with existing road Shimano groupsets. The following STI levers for road use are compatible with GRX components. All of them use Shimano's Shadow RD+ technology which is designed to stabilise the chain on rough terrain by minimising unnecessary derailleur arm movement. Both 6 and 7-speed HG cassettes are narrower in width and therefore can be installed on any of the above HG freehub bodies with the addition of a 4.5 mm spacer behind the cassette. When using a wide-ratio sprocket with a low maximum exceeding 36, choose a GRX rear derailleur straightforwardly. (Chainline is the distance from the centre-line of the bike to the middle of the chainring on a 1 setup, or to a point halfway between the two chainrings on a 2 crankset.) The N3W freehub body features the same spline pattern as Campagnolos previous freehub, but is 4.4mm shorter in length. Please note that the information in this article should be relevant to all common bicycles purchased from the 90s and onwards. GRX is divided into three different levels: RX800 Shimano Ultegra level and 11-speed. The 1 RX600 option gets a 40t chainring, while the 1 RX810 crank gives you the choice of 40t or 42t rings. With the bottom bracket installed in the frame, installing or removing the crank is extremely easy. Both are supplied with resin pads as standard, with fins for cooling. Go with GRXs 800 series 2x11 RD-RX810 or Di2 RD- RX815 rear derailleurs, designed for close ratio clusters, with 48/31 chainrings and an 11-34 cassette. Shimano 10-speed road cassettes fit with the addition of a small 1 mm spacer behind the cassette (which is usually supplied, except for Tiagra cassettes where it is not required). I wouldnt hesitate to recommend GRX, and the mid-range setup Ive focused on here is ideally suited to all manner of riding without costing the Earth. What is hookless? Want to drop some weight, simplify your shifting, and still maintain a versatile range? |, USD $1,009.92 Are all Shimano 10 speed cassettes compatible with each other? Choose between 10-speed and 11-speed, 1x11 or 2x11, and mechanical or electronic shifting. In regards to the latest generation of calipers shipping with 12-speed groupsets (i.e. You can have a GRX groupset with either a mechanical or electronic front derailleur. 11-speed mechanical Get access to more than 30 brands, premium video, exclusive content, events, mapping, and more. TPI, Compound, Tread? That's all simple enough, but things are complicated by the fact that you can't get every component at every level. If youre going 11-speed, you might wonder if its worth opting for the more expensive 11-speed Ultegra-equivalent RX810 levers. Cable routing and setup for this style of front derailleur isnt quite as intuitive as it was with previous, simpler designs, so its well worth breaking out the dealer manual and following Shimanos steps to avoid headaches. MANUALS & TECHNICAL DOCUMENTS If youve enjoyed this article, then please consider subscribing to road.cc from as little as 1.99. The GRX is available in the following three lineups. The GRX derailleurs sit further underneath the cassette than traditional road derailleurs they don't extend so far out when you're using the small sprockets. The hood shape is taller than normal to provide a more secure hand position on rough ground. This section summarizes why disc rotor distortion occurs and how to correct the distortion. Understanding Bicycle Tire Specifications. capacity. If in doubt, consult your local bike store (or ideally the source of the wheel in question). When something wears out you'll have a load of options for replacement. What is the ASTM standard for bicycle wheels? When trying to change tire thickness on a road bike or other sport bicycle, it is important to know what tire size the wheel will allow. SHIMANO GRX helps you eliminate excuses, instead urging you to try that rough sidetrack or ride that little bit longer. Mixing and matching components is an endless topic as drivetrain manufacturers continue to progress their respective technologies. If you dont want to subscribe, please turn your ad blocker off. Rotors are again borrowed from the road and mountain bike ranges, with 140mm, 160mm and 180mm sizes available. The RX600 crankset uses a now-fashionable asymmetric four-arm design and is made from aluminium alloy. By comparison, SRAMs 11-36T 11-speed cassettes (PG-1170) are a pure road product and therefore require an HG-11 freehub body. 2. With faultless front shifting and chain security, I never found myself longing for 1 and, with the options Shimano currently offers, 2 is the better option for a versatile bike. Thanks! If you pull the lever and let it spring back against its stop, the RX600 is quieter and feels more damped than 105, which might make it less prone to rattling over really rough ground. Advertising, commercial: sales [at] road.cc NEWS NEWS But, as the Gravel Cyclist learned, you can actually run as high as a 40T cassette. Shimano OT-RS900 GRX, Dura-Ace Shift Cable Housing for Rear Derailleur (Y0BM98011) Out of Stock View. Instead, there's a RX600 10-speed chainset with 46/30-tooth chainrings. The second stipulation is that Shimanos 11-speed 11-34T road cassettes are actually rebadged mountain bike cassettes, which means they will fit on older 8-10-speed freehubs. Just be sure that if you use a GRX crank, especially with a 48-31 chainring combination, that you use matching GRX front and rear derailleurs, as they are designed for the larger front chainring difference. Shimanos GRX for gravel and DURA-ACE for road bikes are compatible with the DURA-ACE R9100 and 9000 series. If youre coming from an older groupset, youll need a small adaptor in addition to the standard Shimano bleed cup that you fill with fluid at the lever. However, this new spline pattern is not required to use the new 12-speed cassettes. This increases tyre clearance and works better with the wider rear spacing found on some gravel bikes. The key difference between the GRX 800 chainsets and the GRX 600 chainsets is that GRX 800 uses Shimano's Hollowtech II hollow crank arm technology to reduce the weight. Heres everything you need to know about the line-up, includingwhats available, upgrades and prices, Best Cycling Website, BikeBiz Awards 2018, Your complete guide to Shimanos GRX gravel groupset July 2021, This is the way that Shimano structures everything on its website, Shimano's Hollowtech II hollow crank arm technology. I'm currently running on a Shimano GRX groupset with the RX810 derailleurs and 48-31T cranks. It delivers precise and consistent shifting performance across a wide range of MTB conditions. Share. Your complete guide to Shimano's GRX gravel groupset | road.cc The GRX RD812 says it works with a minimum cassette of 40. I regularly asked the groupset to change gear in extreme circumstances, deliberately shifting under load and cross-chaining, but nothing I did invoked any reluctance. However, for riders not ready for a total gravel makeover, GRX components happily blend with current Shimano road components so you can upgrade your gravel bike more gradually. 1x and 2x and even 10 speed options. They also have a shifting feel thats slightly crisper and more metallic than the RX600s, but the difference isnt huge. If you're using a 10-speed system, you need the RD-RX400 which can cope with a maximum 36-tooth sprocket. Visit our tours page for related adventures. The flat mount brake calipers (BR-RX810 pictured) are the same design as the current road calipers but with GRX logos so they come with features like one-way bleeding and Shimano's Ice Technologies heat-dissipating finned brake pads and rotors. For example, Shimano wheels are typically locked into the style of freehub body they were initially supplied with, and the company doesnt offer replacement freehub bodies for use with Campagnolo or newer SRAM cassettes. A key change is the higher braking pivot which makes braking on the hoods easier. Similarly, Campagnolo Ekar 13-speed cassettes require the use of an N3W freehub. Shimano GRX a long time coming but finally something to get excited about2/3 tiers of spec. Technical FAQ: Compatibility of 12-speed components If you have 11-speed components, use 11-speed GRX components for your upgrades. What is a tubeless valve? With a quieter drivetrain, SHADOW Plus helps you engage with your surroundings and enjoy time outside. The action is light for both front and rear shifts, and the right lever offers single upshifts (to harder gears) and up to three downshifts (to easier gears). Campagnolo also offers an adapter kit (#AC21-N3W) that allows older 9-12-speed Campagnolo cassettes to fit an N3W freehub. (38/9 gives a healthy 115.4in). The parts feature innovative ergonomics, gravel-tuned gearing, and loads of options to handle the diverse demands of gravel riding. GRX600 shifter was not compatible fully with the FD XT MTB derailleur. Its based on Shimanos familiar Hollowtech II bottom bracket standard, which is available in both threaded and press-fit (BB86) options. No need to switch over to SRAM AXS or go 12-speed, Garbaruk's 11-50T 11-speed cassette and a number of new GRX compatible round & oval 1x chainrings will have you adventuring & bikepacking in no time. Like Shimanos HG freehub, Campagnolos freehub was also limited to an 11T sprocket as the smallest size. Is that peak time for drivers or peak time for cyclists/pedestrians? Terms and conditions of use. These wide-range cassettes will not fit. Email us with comments, corrections or queries. We send him off around the world to get all the news from launches and shows too. There arent GRX equivalents for every road component at every level, so GRX-equipped bikes will often mix different levels of components. Like the rear derailleur, it gets hex-headed limit screws. You can expect to see bikes with similar specs starting at around 1,600 / 2,000 / $2,000 / AU$3,000, but bike pricing is in flux at the moment, so thats a moving target. What is a Tire Insert? And as a reminder, there are a number of wheel companies that employ DT Swiss rear hub internals that could be changed to an N3W freehub. Bottom brackets are shared with the road range, and the crank splits into two parts with the axle fixed to the driveside. Probably not. Dave Arthur used the RX810-F front derailleur, road.cc's Dave Arthur rode both mechanical and Di2 versions of GRX, Here's some more information on how road.cc makes money, in: Council bans peak deliveries at notorious Oxford roundabout, in: Kensington council ignored advice and manipulated data, in: Gran, 84, to ride 1,000 miles in memory of her late children, in: Driver who killed cyclist spared jail after widows plea. Meanwhile, the new 12-speed road-specific EV freehub simply adds more splines to better spread the load area of the cassette and reduce the risk of the cassette biting into the softer aluminium material. These cassettes require the use of a 1.85mm spacer (supplied) to fit on an 11-speed Road HG freehub. Shimano's GRX for gravel and ULTEGRA for road bikes are compatible with the ULTEGRA R8000 and 6800 series. Tags Sitting atop the hierarchy, RX810 is said to align with Ultegra, whereas RX600 and RX400 are destined for the OEM market and sit alongside 105 and Tiagra.
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