Shimano Ultegra CS-R8101

12-speed, 11-34
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Product details

The Shimano CS-R8101-12 is the matching 12-speed cassette for the new Ultegra R8100 and GRX RX820 groupset. The advanced drivetrain is 100% focussed on performance and is a real revolution thanks to Hyperglide+ technology. Compatible with HG Spline L2 road bike 12-speed and HG Spline L road bike 12/11-speed freehub bodies.

Key specifications

Number of teeth smallest pinion
11 x
Number of teeth largest pinion
34 x
Gradation of pinion sizes
11, 12, 13, 14, 15, 17, 19, 21, 24, 27, 30, 34
Number of pinions
12-speed
Weight
320 g
Item number
32468162

General information

Manufacturer
Shimano
Category
Bike cassettes
Manufacturer no.
ICSR810112134
Release date
20.1.2023
Sales rank in Category Bike cassettes
2 of 875

Colour

Colour
Silver
Exact colour description
Silver

Material

Material group
Metal
Material
Aluminium housing, Steel pinion

Cassette properties

Bike area of use
Racing bikes
Number of pinions
12-speed
Gradation cassette
11-34
Gradation of pinion sizes
11, 12, 13, 14, 15, 17, 19, 21, 24, 27, 30, 34
Number of teeth smallest pinion
11 x
Number of teeth largest pinion
34 x
Model year
2024

Origin

Country of origin
Japan

Voluntary climate contribution

CO₂-Emission
Climate contribution

Product dimensions

Weight
320 g

Package dimensions

Length
19.80 cm
Width
19 cm
Height
6.80 cm
Weight
500 g

30-day right of return
24 Months Warranty (Bring-in)
4 additional offers

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Reviews & Ratings

Warranty score

How often does a product of this brand in the «Bike cassettes» category have a defect within the first 24 months?

Source: Digitec Galaxus
  • 1.Campagnolo
    0 %
  • 1.SunRace
    0 %
  • 3.Shimano
    0.1 %
  • 4.Sram
    0.4 %

Warranty case duration

How many working days on average does it take to process a warranty claim from when it arrives at the service centre until it’s back with the customer?

Source: Digitec Galaxus
  • 1.Shimano
    0 days
  • 2.Sram
    6 days
  • Campagnolo
    Not enough data
  • SunRace
    Not enough data

Return rate

How often is a product of this brand in the «Bike cassettes» category returned?

Source: Digitec Galaxus
  • 1.Campagnolo
    2.2 %
  • 2.Shimano
    3.2 %
  • 3.SunRace
    5.3 %
  • 4.Sram
    5.6 %
Source: Digitec Galaxus