Shimano Ultegra RD-R8150 Di2 Rear Derailleur 2x12 Speed
SHIMANO ULTEGRA Di2 Rear derailleur SHIMANO SHADOW RD 2x12-speed
Now simplified with a single derailleur cage length, the new 12-speed Shimano ULTEGRA R8150 rear derailleur packs our fastest, most precise shifting into a more approachable option.
With our fastest, most accurate shifting, the new 12-speed ULTEGRA R8150 rear derailleur is more versatile than ever thanks to a single cage length option that is compatible with 28-34T low sprockets.
Our fastest ever rear shifting, 58% faster than RD-R9150
Compact design includes an integrated wireless unit, charger, and switch
LED status indicator
Adjust mode, etc.
Wider range capacity
Max. low sprocket: 34T
MODEL NO: RD-R8150
SERIES: ULTEGRA R8100 Series
Color: Series color
Average weight: 262
Remarks: w/o Bracket spec. available
Firmware update by E-TUBE PROJECT: âœ”
Total capacity: 39T
Charging port (pcs): 1
B-axle 2_Hollow axle:
Mount_Direct attachment (Conventional):
Fluoric coated link bushings: 4
Low sprocket_Max.: 34T
Low sprocket_Min. : 30T
Max. front difference: 16T
Pulley_G pulley bearing:
Pulley_Sunken type pulley bolt:
Pulley_T pulley bearing: âœ”
Top-normal spring type_SHIMANO SHADOW RD:
Top sprocket_Max.: 14T
Top sprocket_Min.: 11T
Rear speeds: 12
Charging cable: EW-EC300
Di2 connectivity wired_Di2 shifting: âœ”
Di2 connectivity wireless_ANT private (*2)_Adjust mode information:
Di2 connectivity wireless_ANT private (*2)_Di2 battery level:
Di2 connectivity wireless_ANT private (*2)_Gear position:
Di2 connectivity wireless_ANT private (*2)_SHIMANO STEPS data items (*3):
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_Adjust mode information:
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_Compatible with E-TUBE PROJECT: âœ”
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_Compatible with E-TUBE RIDE: âœ”
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_Di2 battery level: âœ”
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_Gear position: âœ”
Di2 connectivity wireless_BluetoothÂ® LE custom (*1)_SHIMANO STEPS data items (*3): âœ”
Di2 connectivity wireless_Di2 shifting: âœ”
LED for system status: âœ”
SD300 connector (pcs): 0
SD300 port (pcs): 1
SD50 connector (pcs): 0
SD50 port (pcs): 0Â
- Orders of value above S$30 will be shipped using a trackable delivery service.
- Delivery lead time shall be between 2-4 working days.
Domestic Mail Delivery
- Orders of value S$30 or lower will be shipped using Singpost postal mail (non-trackable).
- Delivery lead time shall be between 3-7 working days.
Same Day Delivery
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- We currently do not ship outside of Singapore.
- Any orders from outside of Singapore will be cancelled and the payer will have to bear losses in exchange rates, transaction fee and cancellation fee.
- Additional delivery charge of S$40 shall be imposed for delivery of bulky items to restricted areas such as the Changi Airfreight Centre. This additional charge will not be reflected during check out. We will advise on the payment method once the order has been confirmed.
- You may request for an exchange of the purchased item within 14 days after receiving your item.
- To be eligible for an exchange, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging.
- Clearance and pre-order item(s) are not eligible for exchange.
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- Should you decide to mail the item to us rather than carry it to our store, you will be responsible for all shipping charges and assume the risk of loss or damage to the returned products during its transit to our store. We recommend insuring shipments.
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- Fee varies according to the payment method used at the point of purchase:
- Visa/Master (Locally issued card): 3.2% + S$0.50
- Visa/Master (Overseas issued card): 3.6% + S$0.50
- AMEX: 3.6% + S$0.50
- Paypal: 3.9% + S$0.50
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- Refunds will be via the original method when the purchase was made.
- Please remember it can take some time for your bank or credit card company to process and post the refund.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods (such as nutritional products) and custom products (such as special orders or personalized items). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.