Buy wisely
Buy wiselyBuy wisely
For RetailersFor developers
  1. Home
Buy wisely

BuyWisely is your one stop price comparison platform, delivering the best deals from over 20,000 online shops. We empower shoppers to make smart, cost-effective choices by offering transparent pricing, price history, and the latest deals across a broad range of products. With BuyWisely, your money goes further.

Popular Shops
JB Hi-Fi
The Good Guys
Harvey Norman
Appliances Online
Bing Lee
Kogan
Amazon
Officeworks
Contact Us
[email protected]
Affiliate Disclosure
Legal Information
Privacy Policy
Logos provided by Logo.dev
© 2026 BuyWisely•Price data powered by pricesAPI.io•Retailers: SellWisely.io

Price comparison

Price data powered by pricesAPI.io

Last updated at 20/03/2026 23:28:27

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=aliexpress.com&sz=64AliExpress.com - AliExpress-226247430

$199.84

Shimano Di2 R8150 Rear Derailleur Middle Cage 2x12 Speed Fit Max 34T Cassette Road Bike Shifte

Delivery $13.83

https://www.google.com/s2/favicons?domain=alibaba.com&sz=64Alibaba.com

$204.50

Shimano Di2 R8150 Rear Derailleur - Middle Cage 2x12 Speed

Delivery $14.83

https://www.google.com/s2/favicons?domain=thebicyclestation.com&sz=64The Bicycle Station

$300.00

TAKE OFF Shimano Ultegra RD-R8150

Free delivery between Mar 30 – 31

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

Price comparison

Updated 8 months ago
Please note: price history and price alerts are not available for some stores, including Amazon.com.au.
https://www.google.com/s2/favicons?domain=aliexpress.com&sz=64
AliExpress.com - AliExpress-226247430

$199.84

Shimano Di2 R8150 Rear Derailleur Middle Cage 2x12 Speed Fit Max 34T Cassette Road Bike Shifte

Delivery $13.83

https://www.google.com/s2/favicons?domain=alibaba.com&sz=64
Alibaba.com

$204.50

Shimano Di2 R8150 Rear Derailleur - Middle Cage 2x12 Speed

Delivery $14.83

https://www.google.com/s2/favicons?domain=thebicyclestation.com&sz=64
The Bicycle Station

$300.00

TAKE OFF Shimano Ultegra RD-R8150

Free delivery between Mar 30 – 31

Price history

Price history

Please note: price history and price alerts are not available for some stores, including Amazon.com.au.

You may also like

Shimano RD-R8050 Ultegra Rear Derailleur Di2
Shimano RD-R8050 Ultegra Rear Derailleur Di2$564.58 - $649.99
Compare 3 offers
Shimano RD-R8150 Rear Derailleur Ultegra Di2 12-Speed
Shimano RD-R8150 Rear Derailleur Ultegra Di2 12-Speed$429.00 - $830.22
Compare 12 offers
Shimano RD-R8150 Rear Derailleur Ultegra Di2 12-Speed 2x12 V
Shimano RD-R8150 Rear Derailleur Ultegra Di2 12-Speed 2x12 V$439.99 - $738.73
★★★★★★★★★★
64
Compare 9 offers
- 8%
Shimano FD-R8050 Front Derailleur Ultegra Di2
Shimano FD-R8050 Front Derailleur Ultegra Di2$246.95 - $448.00
Compare 14 offers
Shimano Ultegra FD-R8150 Di2 Front Derailleur
Shimano Ultegra FD-R8150 Di2 Front Derailleur$177.87 - $1,050.37
★★★★★★★★★★
32
Compare 25 offers
shimano Deore XT Di2 Rear Derailleur
shimano Deore XT Di2 Rear Derailleur$472.28 - $799.99
Compare 13 offers
Shimano Ultegra Di2 8150 Rear Derailleur

Shimano Ultegra Di2 8150 Rear Derailleur

With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Compact design includes an integrated wireless unit, charger, switch. Wider range capacity. Max. low sprocket 34t. LED status indicator. Battery indicator, pairing, adjust mode etc.

With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Compact design includes an integrated wireless unit, charger, switch. Wider range capacity. Max. low sprocket 34t. LED status indicator. Battery indicator, pairing, adjust mode etc.

There are no live offers for Shimano Ultegra Di2 8150 Rear Derailleur right now. The all-time low we recorded was $170.82 on 8 Mar 2026. Set a price alert to hear when it's back in stock.

Prices last updated 20 Mar 2026.

Size:

2x12v
12v
Irdr8150a
Irdr8150d
Irdr8150e

Shimano Ultegra Di2 8150 Rear Derailleur

With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Compact design includes an integrated wireless unit, charger, switch. Wider range capacity. Max. low sprocket 34t. LED status indicator. Battery indicator, pairing, adjust mode etc.

With the fast and accurate Di2 shifting technology, the Shimano 12-speed Ultegra RD-R8150 rear derailleur is extremely versatile thanks to a single cage length option compatible with 11-28, 11-30, and 11-34 cassettes. Compact design includes an integrated wireless unit, charger, switch. Wider range capacity. Max. low sprocket 34t. LED status indicator. Battery indicator, pairing, adjust mode etc.