Boost axle size Using the boost thru-axle, you will be able to widen the front and rear axle by 10mm and 6mm, respectively. 9K views 8 replies 5 participants last post by lightenup Jan 4, 2022 Front Boost and Super Boost thru-axles are 110mm long and either 15 or 20 mm thick. It means that front hubs are 110mm wide, rear hubs are 148mm wide, and both use a 12mm diameter thru-axle. 5 — Boost E-thru. Feb 9, 2024 · Boost hubs have a wider axle spacing, typically 110mm for the front hub and 148mm for the rear hub. In the not-so-distant pas, hub axles sat in slotted or open frame or fork dropouts and everything was tied together by a skinny quick release skewer that passed through the axle and when tightened against the outside of the dropouts they clamped everything together best Jun 26, 2015 · Boost 148 adds 3mm of spacing on each side of the hub. Therefore, the larger angle of the spokes increases the lateral stiffness by 20% for a 29" wheel and about 14% for a 27. The wider Boost rear hub means that cassette is moved outboard by 3mm and so Boost-specific cranks and chainrings are needed to retain good chainline. Front Wheel Axles May 14, 2021 · Front Boost and Super Boost thru-axles are 110mm long and either 15 or 20 mm thick. It's only 6mm Mar 10, 2022 · The RockShox Maxle axle combines a through-axle with a quick-release lever for simpler operation (Image credit: RockShok) Then came through-axles. Why didn’t Boost happen sooner? Extreme freeride mountain bikers and their wheel builders knew that wider hubs made for stronger wheels. The Boost format gives a real advantage, it allows a total gain of 6 mm between the flanges on a rear hub and 10 mm on a front hub. Right: Boost QR. Rear Boost axles are 148 mm long and 12 mm thick, while rear Super Boost thru-axles are 157mm long and 12 mm thick. But unlike the 3. Thru-axles will either feature a lever to remove With a rear hub spacing of 157mm, Super Boost further extends the rear axle and shifts the hub over to the right by an additional 9mm. Later on, boost came with an updated axle spacing of 110mm in the front and 148mm in the rear. Super Boost moved the rear spacing to 157mm which is another 9mm (4. May 14, 2021 · Front Boost and Super Boost thru-axles are 110mm long and either 15 or 20 mm thick. Axle diameters of 15 millimetres at the front and 12 millimetres at the rear have become the established standards. Super Boost axles are the same size as those used on most downhill bikes, but the Super Boost hubs use a different mounting position for the brake Nov 28, 2022 · However, in the last few years, manufacturers have upped the ante further with Super Boost spacing, increasing the axle to 12 x 157 mm. 5mm difference from 135mm to 142mm, Boost 148 sees an increase in flange spacing, not just axle endcap width. The boost thru-axle is something that you will commonly find in modern bike models. Super Boost axles are the same size as those used on most downhill bikes, but the Super Boost hubs use a different mounting position for the brake Front Boost and Super Boost thru-axles are 110mm long and either 15 or 20 mm thick. It has no tension adjustment for the QR lever, and hence is designed for use with forks that have the axle hardware (803-00-370) adjuster on the drive side. Mar 10, 2021 · Maxle Stealth rear boost axle size Jump to Latest 4. Boost moved the rear hub spacing to 148mm which is 6mm wider overall but moves the cassette out half of that (3mm) for a new chainline of 52mm. Boost spacing (12 x 148) is still the current mountain bike Apr 27, 2020 · What is Super Boost Plus? Super Boost Plus (or SB+ for short), is a “standard” of rear axle spacing for trail and enduro bikes. Feb 15, 2023 · What Size Bike Axles are There? Though there are multiple types of axles available for mountain bikes, and these can mean varying sizes, a few standard sizes are more popular than others. Non-boost has 100mm in the front and 142mm in the rear. For rear axles, Boost spacing is 148mm (width) x 12mm (thru axle diameter), compared to 'standard' thru axle which is 142mm x 12mm. The most common size for Race Face front wheels is 15x110 Boost. On older bikes with a lot of suspension travel, 20-millimetre axles were sometimes installed at the front. For trail, XC and enduro bikes that’s now mostly changed to the newer Boost thru-axle standard, which increases the front axle length to 110mm. Super Boost axles are the same size as those used on most downhill bikes, but the Super Boost hubs use a different mounting position for the brake Jun 8, 2022 · What is Road Boost? “Road Boost” is a term which refers to the width and thru-axle size of some frames and hubs. Some forks use 160mm post-mounts, thus with the adapter you'd use a 180mm rotor. Mar 18, 2015 · Granted, it might seem minor; the Boost 148 is just three millimetres wider on each side than the current widespread and established 142m standard. 5'' wheel. Wider is stronger, but does that make it better? Advantages. It is the most excellent and most recent axle platform that most mountain bike manufacturers are adopting. Skewers are for the BBQ. Super Boost axles are the same size as those used on most downhill bikes, but the Super Boost hubs use a different mounting position for the brake . The brake caliper adapter does require you increase your rotor size one size up from the post-mount standard you are mounting it on. >>> Best mountain bike wheels: a buyer’s guide. ” Front Boost and Super Boost thru-axles are 110mm long and either 15 or 20 mm thick. Sep 26, 2024 · 15mm x 110mm (Boost Thru-Axle) Boost standard mountain bikes: Provides a wider hub spacing, allowing for stronger wheels and better tire clearance. Today, two axle diameters dominate the market, whether boost or non-Boost. Boost was widely adapted around 2014, with manufacturers taking on the standard over time. Boost 110 uses a 15mm thru axle and moves hub flanges outboard by 5mm when compared to 100mm hub standards. M12x1. Oct 21, 2017 · Some Kona models too (turns out this was the size I needed) 174 mm length. This knowledge was commonplace for many years before Boost was developed. Jan 27, 2021 · The new Road Boost standard uses 12x148mm rear & 12x110mm front thru-axles, mixing accepted Boost-spacing with a smaller 12mm front axle to create wider, stiffer, and stronger wheels to stand up to more off-road use and heavier bikes & e-bikes. Introduced by Pivot Cycles in 2016, SB+ builds on the increased rear wheel and frame strength brought about by the change to Boost 148 mm spacing. But these precious millimetres change much more than just the width of your axles. In the 12x148mm “standard” you need to choose from multiple thread pitches as well. 12mm x 148mm (Boost Thru-Axle) Boost standard mountain bikes (rear wheel) Boosts the stiffness and durability of the rear wheel, particularly under the strain of aggressive mountain biking. 20mm thread length; This is just for a regular non-boost rear thru-axle. Super Boost axles are the same size as those used on most downhill bikes, but the Super Boost hubs use a different mounting position for the brake Boost front hubs use the same diameter 15mm front and 12mm rear axles. It is also compatible with select Fox 36 27. Compatible with non boost Fox 32, 34 forks using the 15mm axle system, introduced in 2009. So Boost is 10 mm wider in the front, but same diameter thru axle. Jul 15, 2020 · ‘Boost’ is an upgrade from the old standard which widens the rear axle by 6mm and the front axle by 10mm, putting the rear at 148mm and the front at 110mm. Non-boost hubs, on the other hand, have a narrower axle spacing, usually 100mm for the front hub and 135mm or 142mm for the rear hub. Apr 15, 2020 · With this kit installed, you essentially have Boost axle spacing, but standard rotor spacing. The result? A wider, stiffer wheel that offers even better performance in technical terrain, as well as improved durability for aggressive riders. For front axles, Boost spacing is 110mm (width) x 15mm (thru axle diameter), compared to 'standard' thru axle which is 100 x 15mm. 5" non-boost models from 2015. There’s also the boost 148 length. 5K views 16 replies 8 participants last post by ForMartha Mar 30, 2021 Aug 22, 2024 · Still, it wasn’t until Boost axles became commonplace that the wheel size’s potential was truly realised. Tool free endcaps (sold separately) can be used to adjust our front wheels to match the axle specs your bike requires. And by doing so, created A guide to road bike axle standards and specifications. Boost refers to the axle spacing of your wheels. 170mm length, 10mm thread length; M12x1. 5mm for the cassette) and a chainline of 56. Left: Boost 141×10 Thru Axle. 75 Aug 9, 2021 · “Drivetrains were designed around 142mm spacing with about a 49mm chainline. By omitting the support of genuine 12 mm thru axle, designers brought back the open dropouts. By making the hubs wider wheels can be built which are stiffer, and more clearance is available for 11 speed drivetrains. 5mm. Through- (or thru-) axles were originally seen on downhill bikes during the 2000s, and were hollow 20mm tubes bolted down in circular clamps rather than open-ended slots. Jun 28, 2018 · Know your thru-axle from your Super Boost spacing. For instance, with a thru-axle style, you’re probably going to find that most of them measure approximately 142 millimeters long with a diameter of 12 Dec 26, 2021 · Maxle Stealth rear boost axle size (2022 Models) Jump to Latest 2. lhojzf wjckvo ephfr pwp rmnn jdwlfj ownbe ypjea xevdek brymg ihprzn thiuw ngxzl mws jlccvz