Originally Posted by Rolla

Yeah, I love the advantages of 29" wheels and tires -- great rollover, great traction, and they hold momentum well -- but the 27.5" size has been a revelation. They have 90% of the 29er advantages, but they accelerate faster and don't make me feel like I'm steering an ocean liner. We have lots of tight, woodsy singletrack around here, and smaller wheels make the bike feel more "flickable."