275-inch wheels are typically quicker to accelerate when compared to 29ers, which is mainly a result of their lower weight that requires less effort to spin. This can be ThePolygon Siskiu T8 is easily the best bike we've tested in this price bracket. This affordable mid-travel trail bike rolls on 29-inch wheels and has 135mm of rear-wheel travel paired with a 140mm fork. The Siskiu's geometry ticks all modern boxes, giving this bike a nicely well-rounded and versatile performance. Mountainbike wheels come in two sizes: 27.5 inches and 29 inches. Back in the day, MTBs had 26 inch wheels, though this has all but died out now. If you decide you want a mountain bike, we recommend taking a look at our article on 27.5 vs 29er MTBs. Contrary to road bikes, mountain bikes have wide rims for wide and chunky tyres. 29inch mountain bikes are one of the most popular classes of mountain bikes, and are steadily becoming the go-to choice for many professional MTB riders. Even though 29er Bike are best for intense competitive cycling, amateur cyclists and trail newbies can gain from their improved stability and traction. 29er Bike are also incredibly versatile. Notsure which mountain bike wheel size is best for you? We're here to help!These days, almost all new mountain bikes come with either 27.5-inch or 29-inch w AccelerationWhen it comes to getting out the blocks fast, the 27.5” wheels are much better at accelerating than 29” wheels. The 27.5” wheels are smaller and lighter, and getting them up to speed is much easier. Whatmountain bike wheel size is best for me? Most mountain bikes today are offered in one of two wheel sizes: 27.5˝ (also know as 650b) or 29˝ (called 29ers), with traditional 26˝ wheels reserved for dirt jump, freeride and kids’ bikes. These widely used measurements refer to the tire’s diameter, and are typically paired with a tyre Heres what you need to know about the plus-size mountain bike tire trend. $120 - Maxxis Chronicle 29 x 3.0, $95-$120 - Surly Dirt Wizard 29x3.0 29” wheels are heavier than 26” wheels The26-inch wheels for mountain bikes come in several widths, up to 2.125 inches. The 29-inch wheels come in widths up to 3 inches and dominate the market. between 27-32 psi for 29-inch bikes, between 30-36 psi for 27-inch bikes, and between 31-36 psi for 26-inch bikes. Weight of Rider: Size of Bike: Tire Pressure: 130 - 150 lbs: 29: 27 psi 2 le-rich (Nov 9, 2017 at 1:40) just put a 27.5 backwheel with a proper tire in your 29 er Enduro/Trail Bike, and you have a better descending and cornering Bike for shuttling or bikepark laps JNj2Bf.