Check out this launch video describing the all new, more affordable SRAM GX Eagle™ 12-speed drivetrain. Starting at $495 for the group (not including bottom bracket or required XD driver.) The least expensive group (trigger shifter, rear derailleur, crankset, cassette, and chain) weighs in at 1782g. There’s a lighter, slightly more expensive crankset option that brings the group price up to $545 while dropping the overall group weight to 1730g.