The Mega has gone through some serious changes for 2018 and now comes with a metric shock, widened Boost rear end and 170mm fork. Sizing has changed dramatically on the large and XL bikes too, though the small and medium stay roughly the same. We tested the medium and – while the reach isn’t the shortest on test, at 435mm, and our 5ft 8in main tester felt comfy enough – the general consensus was that it could do with being a touch roomier. The seat angle is quite steep, at 75.5 degrees. Combined with the 585mm effective top tube length, it sits you quite upright when climbing, so we wouldn’t want to run a shorter stem than the stock 50mm unit. Get out on track and those sizing concerns feel less important, thanks to just how playful and fun the Mega feels. It’s eager to pop from obstacle to obstacle, or change direction with a split second’s notice. While the ride is a little livelier than that of some of the longer bikes here, the well-controlled, balanced suspension keeps your ...