With quality construction backed by a lifetime warranty, top-of-the line hubs, and a smart design spec the Reynolds Blacklabel 329 Trail Pro mountain bike wheels are a premium pair that leaves little to be desired.
If you're able to pay for the fastest featherweight in the biz, a set of Crankbrothers Synthesis XCT 11 wheels should top the list of trail and XC considerations.
Given their precise build and lifetime replacement warranty, the Evil Loophole mountain bike wheels are a solid upgrade for any aggressive gravity rider.