Shimano RD-M9250 Upgrade Kit

12-speed
Ratings
Currently out of stock

Product details

The Shimano Upgrade Kit allows for the conversion of an existing mechanical 1x12-speed Shimano drivetrain to an electronic Di2 system. This set includes the RD-M9250-SGS derailleur, the SW-M9250-IR shifter, and the BT-DN320 battery, which is necessary for powering the derailleur. Additionally, a charger (EC-DN100) and a chain link (SM-CN910-12) are included to ensure a complete and smooth installation. The upgrade kit is specifically designed for use with a 12-speed cassette with a maximum sprocket size of 51 teeth, making it ideal for mountain bikes. With this kit, cyclists can take advantage of the benefits of electronic shifting technology, which offers precise shifting and improved performance.

  • Conversion from mechanical to electronic Di2 shifting
  • Includes derailleur, shifter, battery, and charger
  • Compatible with 12-speed cassette (max. sprocket size 51T)
  • Designed for use in the mountain bike sector.

Key specifications

Bike area of use
Mountain bike
Cage length
Long
Item number
58512558

General information

Manufacturer
Shimano
Category
Rear derailleurs
Manufacturer no.
72.89765
Release date
4-6-2025

Colour

Colour
Black, Grey
Exact colour description
Black, Grey

Material

Material group
Metal

Compatibility

Cassette compatibility
12-speed
Maximum pinion size
51 x
Shift capacity
41 x

Rear derailleur properties

Bike area of use
Mountain bike
Cage length
Long
Switching system
Electric
Model year
2025

Origin

Country of origin
Japan

Voluntary climate contribution

CO₂-Emission
Climate contribution

Package dimensions

Length
35.80 cm
Width
16.40 cm
Height
10.10 cm
Weight
1.08 kg

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Reviews & Ratings

Statutory warranty score

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

Source: Galaxus
  • 1.Shimano
    0,2 %
  • 2.Sram
    0,9 %

Statutory 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: Galaxus
  • Shimano
    Not enough data
  • Sram
    Not enough data

Unfortunately, we don't have enough data for this category yet.

Return rate

How often is a product of this brand in the «Rear derailleurs» category returned?

Source: Galaxus
  • 1.Shimano
    3,3 %
  • 2.Sram
    4,5 %
Source: Galaxus