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Shimano

Shimano Deore XT SW-8250-IR Di2 shifter, right, 1x12, I-Spec EV

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166 € -15%
RRP 195 €
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From 27.01.2026 (Tuesday) Check availability
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Delivery method on Wednesday 28.01.2026
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Delivery method on Wednesday 28.01.2026
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Shimano Deore XT SW-8250-IR Di2 shifting

The advantages of electronic shifting are obvious – with just the push of a button, the chain moves instantly and effortlessly to the desired sprocket, regardless of the riding situation. The high-quality Shimano Deore XT shifting with Rapid ES technology guarantees maximum precision. The clearly defined pressure points of the rubberized buttons provide confidence with every shift, while their ergonomic layout and three-way adjustment ensure perfect grip and comfort while riding.
Product features
Communication with the derailleur is wireless via Bluetooth®
Mounts on compatible brakes with I-SPEC EV interface
You can easily customize button functions using the Shimano E-Tube app
There is also an additional small button that can be used to control a cycling computer, for example.
Product details
Groupset Shimano Deore XT Di2
Gears 1x12
Location Rear
Control type electronic
Mounting type I-Spec EV
Power supply CR1623 battery
Weight 100 g
product ID 379486
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WARNING
For assistance with installation, adjustment, and replacement of the products which are not found in the user's manual, please contact the place of purchase or a distributor. A dealer's manual for professional and experienced bicycle mechanics is available on our website (https://si.shimano.com).
For safety, be sure to read this "user's manual" thoroughly before use, follow it for correct use, and save it so that you can refer back to it at any time.
The following instructions should always be followed in order to prevent personal injury, damage to equipment or damage to the surrounding area. The instructions are classified according to the degree of danger or damage which may occur if the product is used incorrectly.
DANGER - Failure to follow the instructions will result in death or serious injury.
WARNING - Failure to follow the instructions could result in death or serious injury.
CAUTION - Failure to follow the instructions could result in personal injury, or physical damage to equipment and the surrounding area.

WARNING
- Do not disassemble or modify the product. This may cause the product to not operate correctly, and you may fall unexpectedly and suffer serious injury.
- Do not subject the product to strong shock or throw it. Failure to do so may result in cracking, overheating, or problems during operation.
- Prevent grease from adhering to the metal terminals. It may cause a conduction failure.
- Use only the specified coin batteries. When replacing the coin battery, replace both batteries with new ones at the same time. Using different types of coin batteries or new and old coin batteries together may cause the coin batteries to burst, leak fluid, overheat, or ignite, which may lead to fire, injury, or contamination of the surrounding area.
- Coin batteries are dangerous and must be kept out of the reach of children. Never put coin batteries in your mouth or any part of your body. If swallowed or placed inside the body, serious or fatal injuries can occur within 2 hours. If this occurs or is suspected, seek immediate medical attention.
- Do not use this equipment in locations where children may be present. If the supplied coin batteries are accidentally swallowed, seek medical attention immediately.
- Dispose of coin batteries in accordance with applicable local and/or state regulations governing disposal. Disposing of this product in a fire or a hot oven, or mechanically crushing or cutting it, may result in an explosion of the coin batteries.
- Do not use coin batteries outside of the specified operating temperature ranges. Using or storing the battery at temperatures outside of these ranges may cause a fire, injury, or problems during operation.
- Do not use coin batteries if it exhibits fluid leakage, discoloration, deformation, or any other atypical signs. Failure to do so may result in cracking, overheating, or problems during operation.
- If leaking fluid from the coin batteries gets on your skin or clothing, immediately clean it off with clean water. The leaking fluid may damage your skin.
- Do not leave this product in an environment with extremely high temperature, such as in a closed vehicle during a hot day or near a heater. This could cause the coin batteries to explode or flammable liquid or gas to leak from them.
- Do not subject this product to extremely low air pressure. This could cause the coin batteries to explode or flammable liquid or gas to leak from them. Air transport of this product is not a problem.
- When operating the shift switch, be careful not to get your fingers caught in the derailleur. The powerful motor that drives the electronic gear shift derailleur will run without stopping until the shift position is reached.

Shimano
MTB 10-11-12 speed Shimano
Japanese manufacturer produces road, mountain, gravel, trekking, BMX and e-bike groupsets. They also offer a whole series of components and apparel. Their range goes from wheels, footwear, eyewear to backpacks. Shimano is a traditional manufacturer known for their quality work, which is why they are the favourite choice of amateurs and professionals.
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