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The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile with a single cage length compatible with 28-34T sprockets.
The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile with a single cage length compatible with 28-34T sprockets.
Shimano

Shimano RD-R8150 Ultegra Di2 2x12s Rear Derailleur in Black

$470.00
Preorder

With Pre-Order, you can purchase the latest items added to our store in advance of them arriving with us.

Your Pre-Order is prioritized (at no additional charge); meaning that as soon as the product arrives with us, we can wrap it straight back up; ready for collection via Click & Collect or dispatch to you — it often never even hits the stock room shelves!

Prelaunch

With Prelaunch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Preorders.

So, instead, you can submit your email address for the item you are interested in, and we will email you as soon as stock arrives in the system.

Estimated Delivery & Collection Dates

Estimated Delivery & Collection Dates are given on Pre-Order and Pre-Launch products. They are for indicative purposes only and can change at any time without notice.

The dates we provide are based on information given by our suppliers. Whenever we get updated information from our suppliers we will endeavor to update the Estimated Delivery & Collection Dates provided on product pages.

We estimate this will be ready for dispatch to you or collection via Click & Collect on Undetermined

Hassle free returns

Our policy lasts 30 days. If 30 days have gone by since your purchase, unfortunately we can’t offer you a refund or exchange.

To be eligible for a return, your item must be unused and in the same condition that you received it. It must also be in the original packaging.

Several types of goods are exempt from being returned. Perishable goods such as food, flowers, newspapers or magazines cannot be returned. We also do not accept products that are intimate or sanitary goods, hazardous materials, or flammable liquids or gases.

Additional non-returnable items:
Gift cards
Downloadable software products
Some health and personal care items

To complete your return, we require a receipt or proof of purchase.

Please do not send your purchase back to the manufacturer.

There are certain situations where only partial refunds are granted: (if applicable)

Book with obvious signs of use
CD, DVD, VHS tape, software, video game, cassette tape, or vinyl record that has been opened.
Any item not in its original condition, is damaged or missing parts for reasons not due to our error.
Any item that is returned more than 30 days after delivery
Refunds (if applicable)

Once your return is received and inspected, we will send you an email to notify you that we have received your returned item. We will also notify you of the approval or rejection of your refund.

If you are approved, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within a certain amount of days.

Late or missing refunds (if applicable)

If you haven’t received a refund yet, first check your bank account again. Then contact your credit card company, it may take some time before your refund is officially posted. Next contact your bank. There is often some processing time before a refund is posted.

If you’ve done all of this and you still have not received your refund yet, please contact us at
info@terrapinbicycles.com.

Sale items (if applicable)

Only regular priced items may be refunded, unfortunately sale items cannot be refunded.

Exchanges (if applicable)

We only replace items if they are defective or damaged. If you need to exchange it for the same item, send us an email at info@terrapinbicycles.comand send your item to: 4933 Auburn Ave, Bethesda, 20814, USA.

Gifts

If the item was marked as a gift when purchased and shipped directly to you, you’ll receive a gift credit for the value of your return. Once the returned item is received, a gift certificate will be mailed to you.

If the item wasn’t marked as a gift when purchased, or the gift giver had the order shipped to themselves to give to you later, we will send a refund to the gift giver and he will find out about your return.

Shipping

To return your product, you should mail your product to: 4933 Auburn Ave, Bethesda, 20814, USA.

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable.

Depending on where you live, the time it may take for your exchanged product to reach you, may vary.

Shimano RD-R8150 Ultegra Di2 2x12s Rear Derailleur in Black

Season:2024

Brand:Shimano

Code:RD0094

The 12-speed Shimano Ultegra R8150 rear derailleur provides fast, accurate shifting and is versatile with a single cage length option.

The 12-speed Shimano Ultegra R8150 rear derailleur offers fast, accurate shifting and is versatile thanks to a single cage length option that is compatible with 28-34T low sprockets.

Features:

  • Fastest ever rear shifting, 58% faster than RD-R9150
  • LED status indicator
  • Battery indicator
  • Pairing
  • Adjust mode
  • Wider range capacity
  • Max. low sprocket: 34T
Technical Information
  • Series
    Ultegra
  • Rear speeds
    12
  • RD construction
    Shimano Shadow RD
  • Mount
    Direct attachment (conventional), Direct mount
  • Max. front difference
    16T
  • Total capacity
    39T
  • Low sprocket
    Max. 34T, Min. 30T
  • Top sprocket
    Max. 11T, Min. 11T
  • Fluoric coated link bushings
    4
  • Pulley
    Guide pulley bearing, Tension pulley bearing, 11 teeth, Sunken type pulley screw
  • B-axle
    Hollow axle
  • Di2 connectivity
    Wired (Di2 shifting), Wireless (Bluetooth LE, ANT private)
  • Firmware update
    E-TUBE PROJECT
  • SD300 port
    1
  • LED for system status
    Yes
  • Charging cable
    EW-EC300
  • Average weight
    262g
Sizing Information
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