Bianchi Oltre Race 105 Di2 12V Bicycle – Aerodynamics, technology, and performance signed by Bianchi
The Bianchi Oltre Race 105 Di2 12V is the racing bike that takes aerodynamics and road efficiency to the next level.
Designed for those who love speed and seek a precise and smooth pedal stroke, this carbon road bike combines Bianchi's racing DNA with the modernity of the Shimano 105 Di2 12-speed electronic transmission.
Ideal for intense training or competitions, it offers stiffness, comfort, and an immediate response to every pedal stroke.
Technical Specifications
Frame
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Frame Kit: Oltre Race in aero carbon, compatible with mechanical and electronic transmission, fully integrated cables.
Fork: Full Carbon aero with disc brakes, integrated head, flat mount, 12x100 mm thru-axle.
Headset: ACROS & FSA, for internal cable routing.
Drivetrain
Shifters: Shimano 105 Di2, hydraulic disc brake ST-R7170 / BR-R7170, compatible with 160 mm rotors.
Rear derailleur: Shimano 105 Di2 12v RD-R7150.
Front derailleur: Shimano 105 Di2 12v FD-R7150.
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Crankset: Shimano 105 12v FC-R7100, 50x34T.
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Crank arm lengths:
165 mm (44 cm)
170 mm (47–53 cm)
172.5 mm (55–59 cm)
175 mm (61 cm)
Bottom bracket: Token Ninja Lite BB4124PS, for 24 mm spindle.
Chain: Shimano 105 12v CN-M7100.
Cassette: Shimano 105 12v CS-R7100, 11-12-13-14-15-17-19-21-24-27-30-34T.
Brakes
Brakes: Shimano BR-R7170 hydraulic disc, integrated into the levers.
Discs: Shimano RT70 Center Lock, 160 mm (front and rear).
Wheels and Tires
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Wheels: Velomann V30R, aluminum, 23 mm internal rim width, 30 mm profile, 2:1 black J-bend spoke lacing.
Jersey: HG11
Set weight: 1790 g
Tires: Vittoria Rubino 28-622 full black G2.0, with Graphene + Silica compound, 100 TPI for maximum smoothness and durability.
Handlebar and Controls
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Handlebar stem: Velomann in 6061 aluminum, rise -7°,
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Lengths:
80 mm (44 cm)
90 mm (47–50 cm)
100 mm (53 cm)
110 mm (55–57 cm)
120 mm (59–61 cm)
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Handlebar bend: Velomann Aero Compact, 6061 aluminum, Ø 31.8 mm, reach 74 mm, drop 116 mm.
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Measurements:
400 mm (47–53 cm)
420 mm (55–59 cm)
440 mm (61 cm)
Tape: Bianchi Hexagon, 2.5 mm thickness, black color.
Saddle and Seatpost
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Seatpost: Velomann Full Carbon Aero, with special adjustable and reversible ±35 mm aluminum saddle clamp.
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Lengths:
250 mm (44 cm)
300 mm (47–50 cm)
350 mm (53–61 cm)
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Saddle: Velomann Mitora 139.1, open flow design, 7x7 mm steel rails, reinforced nylon shell with carbon.
Width: 139 mm
Length: 250 mm
Note Well
Technical specifications may change without notice depending on component availability.
Product images are purely indicative and may not exactly reflect the described features.
The Bianchi Oltre Race 105 Di2 12v represents the perfect synthesis between Italian tradition and modern technology. With its aerodynamic lines and quality components, it is ready to offer you maximum efficiency on every route — from the toughest climb to the final sprint.
Do you want to receive your bike ready for use? Don't forget to add the bike assembly service at the time of purchase! Discover all the details here: Francesconi bike assembly
A Complete Guide to Bike Sizes
Foreword: Not all bike sizes are the same
Each type of bike has a specific frame and often uses a different size scale. For example, a road bike with a 54cm frame might be considered a medium size by one brand, but a large by another.
Bicycle adjustment margins
Some types of bikes, like gravel bikes, offer a wide range of adjustments, adapting to different body types. Other models, however, have limitations in this regard. This is an important aspect to consider.
How to use size charts
We've created a simple guide to help you find the right bike size:
- Check out our size charts for each bike type.
- Learn more with specific tips to help you make the right choice.
Size Charts: Find Your Perfect Bike
Gravel and road bikes
Sizes are based on the length of the top tube (in cm), which determines the reach of the bike.
| Cut
|
Recommended height
|
Horizontal tube length
|
| XS |
Up to 157 cm |
48-50 cm |
| S |
157-167 cm |
50-53 cm |
| M |
168-178 cm |
53-56 cm |
| THE |
178-185 cm |
56-58 cm |
| XL |
Over 185cm |
58-62 cm |
For gravel, measurements may vary slightly due to different geometries, but remain similar.
Mountain bike
MTBs are measured in inches, based on the seat tube.
| Cut
|
Recommended height
|
Size (in inches)
|
| XS |
Up to 157 cm |
14"-16" |
| S |
157-167 cm |
15"-17" |
| M |
168-178 cm |
16"-19" |
| THE |
178-185 cm |
18"-20" |
| XL |
Over 185cm |
20"-23" |
Sizes also vary depending on the type of MTB: full-suspension , hardtail or fat bike .
Children's bikes
The size depends on the size of the wheels, often associated with age:
| Age
|
Wheel Size
|
| 1-3 years |
12" |
| 2-4 years |
14" |
| 4-6 years |
16" |
| 5-8 years |
20" |
| 8-10 years |
24" |
| Over 10 years |
26"/27.5" |
What to do with half measures?
If you are between two sizes:
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Comfort : Choose the larger size.
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Performance : Go for the smaller size.
Final tips for choosing
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Consult the manufacturer's instructions : Always check the brand's guidelines.
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Ask an expert : a specialized workshop can help you choose based on your height, ideal reach and goals.
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Test the bike : If possible, test the model you intend to purchase.