First ride: Surly's new Krampus, a '29 plus' with 3-inch tires [DIRTRAG] With all the buzz over Surly’s new platform, I was quite excited to get a chance to ride one at Snowbasin Resort near Ogden, Utah, where it was to be unveiled. I had seen the fuzzy, grainy spy photos and had some clues as to what was going on. I knew it involved yet another new tire size. What new trend were the folks in Minnesota cooking up now? I had thought the Krampus was going to turn out to an extension of the fat bike genre that is sweeping the nation, but no. The Krampus is a mountain bike with 3-inch-wide tires, that’s all. A fun and versatile mountain bike. I spoke with Adam Scholtes, Surly product manager, who filled me in on everything. The core value in the design process was starting with MTB standards: A 73mm bottom bracket shell, 100/135mm front and rear axle spacing, and while the headtube has a 44mm inside diameter for use with tapered forks, headsets will be available fo