E5 Aluminum, bottom bracket motor mount, fully integrated downtube battery, internal cable routing, fender and front rack mounts, Smooth Welds,Specialized SL 1.1, custom lightweight motor, Praxis, Forged alloy M30, custom offset
Rigid full aluminum disc, Boost™ 12x110mm, front- rack-compatible
Tektro HD-R290, hydraulic disc, 160mm