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Our fastest ever shifting across SHIMANO's widest ever DURA-ACE gear range, the RD-R9250 is capable of both race wins and personal bests.
Shimano Dura-Ace Di2 2x12sp RD-R9250 Direct Mount Rear Derailleur
Our fastest ever shifting across SHIMANO's widest ever DURA-ACE gear range, the RD-R9250 is capable of both race wins and personal bests.
IRDR9250F
€759.99
€531.99
Save 30%
VAT included
You save €228.00 (30%) on the manufacturer's recommended price
Price history
- Today's price
- €531.99
- Lowest price of the last 30 days
- €531.99
- Manufacturer's recommended price
- €759.99 (30% less)
The price has not been reduced in the last 30 days. The recommended price is set by the manufacturer and is shown for reference only.
FREE SHIPPING IN ITALY FROM 129,99 EUROS*
100% SECURE CHECKOUT
N.1 in Italy in the Bike and E-Bike Shops
The DURA-ACE RD-R9250 integrates the system charging port and a wireless connectivity unit all while delivering super fast, precise shifting worth of any podium. A single cage length that is compatible with 28-34T low sprockets brings new versatility to the world's best road component group.
FEATURES
Our fastest ever rear shifting, 58% faster than RD-R9150
Compact design includes an integrated wireless unit, charger, and switch
LED status indicator
Battery indicator
Pairing
Adjust mode, etc.
Wider range capacity
Max. low sprocket: 34T
CFRP rear derailleur plate
PRODUCT SPECIFICATIONS
MODEL NO: RD-R9250
SERIES: DURA-ACE R9200 Series
Color: Series color
Average weight: 215
Remarks: w/o Bracket spec. available
Rear speeds: 12
Top-normal spring type|SHIMANO SHADOW RD: Yes
Mount|Direct attachment (conventional): Yes
Mount|Direct mount: Yes
Max. front difference: 16T
Total capacity: 37T
Low sprocket|Max.: 34T
Low sprocket|Min.: 30T
Top sprocket|Max.: 11T
Top sprocket|Min.: 11T
Fluoric coated link bushings: 4
Pulley|Guide pulley bearing: Yes
Pulley|Tension pulley bearing: Yes
Pulley|Teeth: 11
Pulley|Sunken type pulley screw: Yes
B-axle|Hollow axle: Yes
B-axle 2|Hollow axle: Yes
Di2 connectivity wired|Di2 shifting: Yes
Di2 connectivity wireless|Di2 shifting: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Adjust mode information: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Di2 battery level: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Gear position: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|SHIMANO STEPS data items (*3): Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE RIDE: Yes
Di2 connectivity wireless|Bluetooth® LE custom (*1)|Compatible with E-TUBE PROJECT: Yes
Di2 connectivity wireless|ANT private (*2)|Adjust mode information: Yes
Di2 connectivity wireless|ANT private (*2)|Di2 battery level: Yes
Di2 connectivity wireless|ANT private (*2)|Gear position: Yes
Di2 connectivity wireless|ANT private (*2)|SHIMANO STEPS data items (*3): Yes
Firmware update by E-TUBE PROJECT: Yes
SD50 port (pcs): 0
SD300 port (pcs): 1
SD50 connector (pcs): 0
SD300 connector (pcs): 0
LED for system status: Yes
Charging port (pcs): 1
Charging cable: EW-EC300
IRDR9250F
Data sheet
- Speeds
- 12
- Code
- SH241024
- Compatible with
- Shimano
- Type
- Electronic
No customer reviews for the moment.
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Who it is for and how to use it
Ideal for
Road cyclist with Shimano Di2 drivetrain
Designed for anyone using a Shimano Di2 drivetrain on a road bike and looking for an electronic 12-speed rear derailleur. The CFRP body and 215 g weight make it suitable for a carefully built, lightweight setup.
Rider seeking compatibility with cogs up to 34D
Suitable for those who need a cage compatible with cogs up to 34D and a total capacity of 37D. The configuration extends the gear range without changing the Shimano Di2 family.
User wanting adjustment and Di2 connectivity
Designed for those using wireless functions, pairing and adjustment mode within the Di2 system. The charging port and battery indicator make system management easier.
Use cases
Ideal
Electronic road 2x12 setup
Indicated for installation on a road bike with a Shimano Di2 12-speed system. Direct mount and direct attachment suit technical use on electronic drivetrains.
2x12 · Shimano Di2 · Attacco diretto · Cambio posteriore
Very suitable
Routes with a wide gear range
Suitable when a cage compatible with cogs up to 34D and a total capacity of 37D is required. The configuration helps manage a wider gear range in road use.
Pignone max 34D · Capacità totale 37D · Gamma rapporti ampia · Strada
Very suitable
Use with wireless Di2 management
Works well for those who want wireless Di2 connectivity, pairing and battery status reading. The integrated functions simplify checking the system in use.
Wireless · Di2 · Indicatore batteria · Abbinamento
Suitable
Lightweight CFRP build
Suitable for those seeking a rear derailleur with a CFRP derailleur plate and a weight of 215 g. It is a consistent choice for a system focused on low weight.
CFRP · 215 g · Cambio posteriore · Leggerezza
Who it is for
Road cyclist with Shimano electronic groupset
- Looks for
- A Shimano Di2 rear derailleur with 12 speeds for road use.
- Why
- The product sheet indicates Shimano compatibility, Di2 standard, 12 speeds and intended use for road cycling.
Technical user wanting integrated Di2 functions
- Looks for
- A derailleur with wireless, charging port and system status indicators.
- Why
- The product integrates a wireless unit, charging port, battery indicator and system status LED.
Frequently asked questions
Which standard does this rear derailleur work with?
It works with the Di2 standard and Shimano compatibility. It is an electronic 12-speed rear derailleur.
What weight is listed on the spec sheet?
The listed weight is 215 g. The same value also appears as component weight.
Is it intended for road bikes?
Yes, the intended use is road cycling. The sheet places it in the DURA-ACE R9200 series.
Up to which sprocket is the cage compatible?
The sheet indicates max sprocket min. 34D. This means the cage is designed for use up to 34D.
Does the Di2 system have wireless functions?
Yes, it integrates Di2 wireless connectivity. Pairing, battery indicator and adjustment mode are also included.
Show all (6)
How is the system charged?
The sheet indicates a charging port and the EW-EC300 charging cable. A dedicated charging connection is therefore provided.
Information prepared by the BSA team with the support of AI, based on the manufacturer's specifications.