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Ribble Ultra-Race 105 Di2

Model year: 2025 RoadAero Manufacturer page (opens in a new tab)
Price
Not published
United Kingdom
£3,699 Last known price
Suspension
Rigid
Wheels
700c
Drivetrain
2 × 12 34–50t / 11–36t
Gear range
481%
Brakes
Hydraulic disc

Rider height by size (cm)

Size guide
  • XXS 149–161
  • XS 159–170
  • SM 167–174
  • MD 171–179
  • LG 176–184
  • XL 181–197

Components

8 of 20 identified

Parts found in a manufacturer catalog show their brand, model and key numbers, and the steps show how precisely they are identified: brand, series, model, or the exact product. The info button has every detail and the text the manufacturer published.

Frame and fork

1 part
  • Frame

    Ultra-Race Frame Black/Black 42cm XXS Not identified

Suspension

1 part
  • Fork

    Ultra-Race Carbon Fork 55 Rake Black/Black Not identified

Sizes and geometry

6 sizes Open in the geometry plotter

Size explorer

Enter your height to highlight matching ranges.

Size SM

Table
Reach 383mm
Stack 530mm
Wheelbase 985mm
Head angle 72.0°
Seat angle 74.0°
Every size is drawn to the same scale, in millimeters. Explanatory schematic on an assumed 700c wheel; exact published values are in the table below.
Size Reported by the manufacturer

Specifications

Frame and fork

Intended fit
  • Unisex
Fork material
  • Carbon

Suspension

Suspension configuration
  • Rigid

Drivetrain

Derived by Bikelake
Front chainrings
  • 2
Smallest chainring
  • 34
Largest chainring
  • 50
Rear sprockets
  • 12
Smallest sprocket
  • 11
Largest sprocket
  • 36
Lowest gear
  • 27.4 in
Highest gear
  • 131.8 in

Technical analysis

3 measures

How these figures sit among bicycles of the same class and model year. Context, not a ranking.

Lowest gear

27.4 gear inches

This value is below the central range for this class.

Cohort
Road / Aero Model year: 2025
Sample
333 bicycles with this information
Coverage
78.7% of the class

Highest gear

131.8 gear inches

This value is below the central range for this class.

Cohort
Road / Aero Model year: 2025
Sample
333 bicycles with this information
Coverage
78.7% of the class

Shifting

Electronic

330 of 418 bicycles with this information use electronic shifting.

Cohort
Road / Aero Model year: 2025
Sample
418 bicycles with this information
Coverage
98.8% of the class

Gearing

Estimated speeds at 80 rpm

This bicycle

Lowest gear
10.5 km/h
Highest gear
50.5 km/h

Total gear range 481%

Pedaling rhythm
80rpm
40
60
80
100
120

Lineup changes

The published facts that differ across this family's builds and from the same model a year earlier. Missing information never counts as zero.

Differences across 2025 builds

Differences across 2025 builds
Specification This bicycle Ribble Ultra-Race 105 Di2 Ribble Ultra-Aero SL - Enthusiast Ribble Ultra-Aero SL - Pro Ribble Ultra-Aero SL R - Enthusiast Ribble Ultra-Aero SL R - Hero Ribble Ultra-Aero SL R - Sport
Drivetrain
Smallest chainring 34 Not informed 36 36 36 34
Largest chainring 50 Not informed 52 52 52 50
Largest sprocket 36 36 34 34 30 36
Lowest gear 27.4 in Not informed 30.7 in 30.7 in 34.8 in 27.4 in
Highest gear 131.8 in Not informed 137.1 in 137.1 in 137.1 in 131.8 in
Other specifications
Tire width 30c 28c 28c 28c 30c 28c
Wheel material Aluminum Aluminum Carbon Carbon Aluminum Aluminum

No exact Ultra-Race 105 Di2 publication is available for 2024.

Other models in this family

15 models

Published versions from the same family and model year.

Ribble Ultra-Race 105 Di2, by Ribble

This bicycle

Aero

Ultra-Race 105 Di2

  • Suspension: Rigid
  • Wheel size: 700c

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