Lookingat 2020+ model year mountain bikes there are many more 29" options than there are 27.5" or 26". Even 5-6 years ago there were many more 27.5" options available than today. If you look at reviews, group tests, and race results across all styles of mountain biking you will see 29" wheels are on the podium exponentially more than 27.5". Ichstelle euch meine aktuellen Full Suspension Bikes vor und verrate die Vor- und Nachteile von 27,5" und 29". Viel Spaß! ;)www.andischuster.dewww.instagram Because29-inch wheels have a larger contact patch, they provide better grip (traction) compared to 27.5″ wheels. 29er mountain bikes ride smoothly over slippery Atthe time that the 29er was introduced, Mountain Biking was still catering mostly to the smaller wheel sizes. This means, it was harder to find the tires, rims, and forks that were compatible with the 29-inch wheel. 29er bikes have “Taller” gearing than 26ers and 27.5 bikes. This basically means that you have to pedal a little harder integralnz(May 27, 2016 at 2:01) Great piece, summary as I interpreted it, fastest bike on this DH track = DH Bike, Fastest non-DH bike on this DH Track = 29er, most playful bike on this track Puttinga 27.5 in the rear of a 29 bike can be done. Or alternatively get a 29 rim and fork for the front of a bike with 27.5 wheels which is what I did. You should do some research to see what would be a better option depending on the bike you’re looking to buy. From my understanding, some frames may have better geometry for a mullet setup. SingletracksMountain Bike News, Product Reviews, MTB Trails and Community a 2.8 tire on an inner width i33-35mm rim or a 2.6 tire on an i28-30 rim (in 27.5 or 29) are the best Mountainbike wheels that a person can get. Yes to mini-Plus! November 11, 2019 at 13:17 #290539. gramr· #10 · Jul 23, 2021. @Clapped_Out_46. Between the 29er (622 mm) and 27.5 (584 mm) wheel sizes, the difference in rim radius is only 19 mm. That 29er Enduro comes with 2.3" tires (738 mm), so with 27.5 2.6" rubber (716 mm), the radius difference gets cut down to only 11 mm if the tires are true to size. kqd4rn.