The Orbea Orca Aero M20i LTD is a road bike, built on a carbon frame, listed at $9,999. A drop-bar bike built for sealed roads, speed and distance.
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SizingWhat size Orca Aero M20i LTD do I need?
cm
Enter your height to see the size Orbea recommends.
Orbea Orca Aero M20i LTD size chart
Size
Rider height
In feet
47
155 to 160 cm
5 ft 1 in to 5 ft 3 in
49
160 to 166 cm
5 ft 3 in to 5 ft 5 in
51
167 to 172 cm
5 ft 6 in to 5 ft 8 in
53
173 to 179 cm
5 ft 8 in to 5 ft 10 in
55
180 to 185 cm
5 ft 11 in to 6 ft 1 in
57
186 to 191 cm
6 ft 1 in to 6 ft 3 in
60
192 to 207 cm
6 ft 4 in to 6 ft 9 in
Rider heights from Orbea's size chart (the brand chart for this model family). Height is a starting point: arm and leg length, flexibility and riding style all matter, so a test ride beats any chart. How bike sizing works.
SpecificationsWhat we know
Brand
Orbea
Model year
2022
Category
Road
Frame
Carbon
Wheel size
700c
Drivetrain
Shimano Ultegra Di2 12-speed
Brakes
Disc
Frame sizes
47, 49, 51, 53, 55, 57, 60
Price
$9,999, RRP AUD (Bike Zone Fitzroy)
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm the current details and availability with the seller before purchase.
GeometrySize 53
Orbea Orca Aero M20i LTD, size 53. Published geometry, drawn to scale.
Stack
540 mm
Reach
385 mm
Stack/reach
1.40
Head angle
72.8 deg
Seat angle
73.5 deg
Wheelbase
974 mm
Chainstay
408 mm
BB drop
78 mm
Standover
776 mm
Fork rake
43 mm
GearingRatios
1.06lowest (climbing)
4.73highest (speed)
Endurance gearing
Ratios are derived from the chainrings and cassette. They describe the gearing, not any rider's ability.
Drivetrain & buildFull specification
Groupset
Shimano Ultegra Di2
Shifting
Electronic
Drive
2x
Speeds
12
Crank
Shimano Ultegra R8100, 52/36
Chainrings
52/36
Cassette
Shimano Ultegra R8100
Rear derailleur
Shimano Ultegra Di2 R8150
Brakes
Shimano R8170 hydraulic disc
Rotors
160/140mm
Wheelset
OQUO Road Performance RP50LTD
Stock tyre
700x29c
Max tyre clearance
37 mm
Tubeless
Yes
Fork material
OMX carbon
Thru-axle
12x100 front, 12x142 rear
Seatpost
OC Road Aero RA11 carbon
Cockpit
OC Carbon Cockpit RA10
Saddle
Fizik Vento Antares R1
Bike DNAWhat the numbers say
Position
Stack-to-reach 1.40 gives a long and low, racier riding position.
Steering
A 72.8 deg head angle points to balanced steering.
Climbing
Lowest ratio 1.06 is endurance-friendly gearing.
Derived from the published geometry and gearing above. It describes the numbers, not a ride test.
BikeFinder Data Profile: geometry and specification researched from published sources (orbea.com configurator + Orca Aero platform geometry), verified 2026-09-04. This is a specification analysis, not a physical ride review.