Orange Mountain Bikes

Orange Mountain Bikes - Express-O Spec Sheet

From the 2015 Archive


Road bike speed meets mountain bike comfort.

The Express-O is more than just your commuter hack bike. With its comfortable ride, reliable drivetrain and road-grime immune disc brakes it’s a bike that will look after you on your kerb-hopping commute through the urban-jungle. Come the weekend though the Express-O is your speedy, smooth rolling, flat bar road bike. Lycra optional.

The Express-O’s aluminium frame uses custom butting to keep weight low while clever tube profiling builds in comfort as well as good looks. Details such as the reflective decals, anti-theft wheel skewers and mudguard mounts give peace of mind for any conditions in all environments, while components such as the ergonomically designed grips and saddle mean miles can be ticked off in comfort. From city streets and café bars to country roads and tea shops the Express-O is your perfect Tarmac explorer.

Why the Express-O?

  • Designed in Britain
  • Lightweight custom butted 6061-T6 OS aluminium
  • Reflective decals for safety on the road
  • Anti-theft wheel skewers
  • Mudguard compatible
  • Shimano hydraulic disc brakes
  • Shimano Sora drivetrain
  • Ergon saddle and grips

Equipped with a Shimano 2 x 9 drivetrain and hydraulic disc brakes, Ergon saddle and grips the Express-O is the perfect workhorse for the week and racehorse for the weekend.

Looking for more gears and a more city friendly cockpit? The Express-O S might be the ticket. Prefer your skinny wheeled bike to have drop bars? Try the RX9.

Express-O  Specifications

RRP £700.00
Sizes S,M,L,XL
Colour Lava Grey
Tubeset 6061-T6 Custom Butted OS Aluminium Tube
Rear Shock N/A
Swing Arm QR Axle
Forks Expresso Rigid
Front Mech Shimano Sora
Rear Mech Shimano Sora
Shifters Shimano Sora
Brakes Shimano M396
Bottom Bracket Shimano
Crankset Shimano Sora 50-34T
Wheelset Shimano 475 + Alex ATD470
Tyres Continental Contact 700x32c
Headset Cane Creek
Stem Orange Stalk
Handlebars Orange Hotrod Flat
Grips Ergon GA1
Saddle Ergon SRX30
Seat Post Orange Stick Up
Seat Clamp Strange Bolted
Pedals Flat Black


2015 Express-O Geometry
Express-O Geometry
6061-T6 Double Butted Aluminium
Frame S M L XL
Frame Size (in) 16 17.5 19.5 21
A. Head Angle 70° 70° 70° 70°
B. Seat Angle 73.5° 73.5° 73.5° 73.5°
C. Top Tube 549 571 587 601
D. Effective TT 568 594 609 620
E. Bottom Bracket Height -70 -70 -70 -70
F. Chainstay 420 420 420 420
G. Head Tube 120 130 140 150
H. Wheelbase 1052 1069 1079 1090
I. Front & Centre 642 658 668 680
J. Reach 412 430 436 444
K. Stack 548 560 569 578
Stem Length 60 75 75 90
Bar Width (cm) 42 42 44 44
Crank Length 170 170 170 170
Seat Tube Ø 27.2 27.2 27.2 27.2
Unless otherwise indicated all measurements are in mm.
Bottom bracket height measured from axle.

Prices and Specifications are liable to change without notice.