2015 Niner ROS 9 Large
Fork: Fox Vanilla Air 140mm
Groupset: Shimano XT 1x11 (32x42)
Wheelset: Chris King Stans Arch
Setatpost: LEV DX Dropper Seatpost
Brakeset: Formula The One or Formula Oro
Stem: Funn 50mm
Handlebar: Niner Flat Top RDO 780 Carbon Handlebar Moondust Grey

Price reduction options:
Mavic CrossrocXL tubeless Wheelsets (-$500)

From Niner's website:
BUILD DETAILS AND AVAILABILITY

ROS 9

Rowdy steel radness from the 29er-only mountain bike company
Zero mm of suspension is efficient in every chaingring
44mm OS headtube is compatible with 120-140mm forks
Aggressive geo is slack and low with extra-short chainstays
BioCentric II enables perfect singlespeed setup and allows geometry fine-tuning
Forged frame details and internal dropper post routing
142mm x 12mm rear spacing