TECHNICAL MANUAL
BLUE PAPER ORCA ·
OMR 2021
18 | ORBEA
ORBEA | 19
EN
TECHNICAL SPECIFICATIONS
Front derailleur angle
64º
Maximum chainring size
55T
Oval chainring compatible
YES
Maximum oval chainring compatible
53T
Triple chainring compatible
NO
Chainline
45mm
Minimum q-factor
146mm
Maximum crank lenght
175mm
Rear derailleur
STANDARD AND DIRECT MOUNT
Transmission compatibility
(Only disc brake groupsets)
SHIMANO 11S
SRAM 11V and 12S
CAMPAGNOLO 11S and 12S
Front brake
DISC ONLY. FLAT MOUNT*
Maximum front rotor diameter
160mm
Rear brake
DISC ONLY. FLAT MOUNT*
Maximum rear rotor diameter
160mm
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(Chainstay height = 25mm)
SHIMANO=38mm
SRAM=32mm
Cabling
Internal (brake and gears) in headset, downtube and chainstays
Full sleeve
Internal fork front brake cabling
Bottle holder
2, In all sizes
Compatible DI2 and EPS
DI2 YES. Seatpost internal battery only
EPS. YES
Mudguard thread on frame
NO
Rear rack compatible
NO
Child seat compatible
NO
Trailer compatible
NO
Powermeter
compatibility**
SRM: YES
POWER2MAX: YES
STAGES: YES
ROTOR POWER: YES
PIONEER: YES
QUARQ: YES
LOOK AND POLAR: YES
UCI legal
YES
MATERIAL
Frame
ORBEA CARBON OMR
Fork
ORBEA CARBON OMR
Carbon and aluminum steerer tube options
Recommended use
RACING LIGHT
Available sizes
47/49/51/53/55/57/60
Stem
ORBEA COMPONENTS. Headset internal cabling only
Fork rake
48mm( SIZES 47, 49, 51) and 43mm (SIZES 53, 55, 57, 60)
Maximum number of headset spacers
40mm
Fork steerer tube
TAPERED 1” 1/8-1” 1/2
Fork lenght (axle-to-crown)
370mm
Headset
bearings
UPPER 1” 1/2
(with 1-1/2” to 1-1/8” adapter for internal cabling)
LOWER 1” 1/2
Wheel size
700C. 28”
Maximum
tyre width
700x32C
Tyre maximum external diameter: 686mm
Tyre maximum external width: 33mm
Bottom bracket
PRESS FIT. BB386EVO
Bottom bracket shell width
86.5mm
Bottom bracket shell diameter
46mm
Front hub standard
12x100mm
Front axle measurements
12x119mm
Front axle thread pitch
DOUBLE LEAD THREAD 2P1.0
Front axle thread lenght
13mm
Rear hub standard
12x142mm
Rear axle measurements
12x165mm
Rear axle thread pitch
DOUBLE LEAD THREAD 2P1.0
Rear axle thread lenght
15mm
Seatpost diameter
27.2mm. ROUND
Seatpost maximum insertion
ORCA OMR/OMX SPECIFIC (INTEGRATED)
Seatpost
maximum insertion
47=250mm
49=275mm
51=300mm
53=320mm
55=330mm
57=360mm
60=385mm
Front derailleur
DOWNPULL. BRAZE-ON. Removable front mech hanger
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For aftermarket options, check componentes dimensions and tolerances befores purchasing.
** For other powermeters, consult the compatibility and dimensions with the manufacturer.