{{ 'fb_in_app_browser_popup.desc' | translate }} {{ 'fb_in_app_browser_popup.copy_link' | translate }}

{{ 'in_app_browser_popup.desc' | translate }}

Your Shopping Cart is empty.
{{ (item.variation.media ? item.variation.media.alt_translations : item.product.cover_media.alt_translations) | translateModel }} {{ (item.variation.media ? item.variation.media.alt_translations : item.product.cover_media.alt_translations) | translateModel }}
{{ 'product.bundled_products.label' | translate }}
{{ 'product.bundle_group_products.label' | translate }}
{{ 'product.buyandget.label' | translate }}
{{ 'product.gift.label' | translate }}
{{ 'product.addon_products.label' | translate }}
{{item.product.title_translations|translateModel}}
{{ field.name_translations | translateModel }}

  • {{ childProduct.title_translations | translateModel }}

    {{ getChildVariationShorthand(childProduct.child_variation) }}

{{ 'product.set.open_variation' | translate }}

  • {{ getSelectedItemDetail(selectedChildProduct, item).childProductName }} x {{ selectedChildProduct.quantity || 1 }}

    {{ getSelectedItemDetail(selectedChildProduct, item).childVariationName }}

{{item.variation.name}}
{{item.quantity}}x HK$0 {{ item.unit_point }} Point
Remove
{{addonItem.product.cover_media.alt_translations | translateModel}}
{{ 'product.addon_products.label' | translate }}
{{addonItem.product.title_translations|translateModel}}
{{addonItem.quantity}}x {{ mainConfig.merchantData.base_currency.alternate_symbol + "0" }}
Remove
Shimano Ultegra Di2 11-Speed Rear Derailleur #RD-R8050

Shimano Ultegra Di2 11-Speed Rear Derailleur #RD-R8050

Enjoy free shipping on local purchases over HK$300 (A surcharge delivery in designated remote areas) on selected categories

Enjoy free international shipping on purchases over USD$300 on selected categories

Save HKD30 on every HKD499 (Online purchase only) on order

{{ productService.variationPriceMemberTag(variationSelected) }}
{{ 'product.member_only' | translate }}
{{shoplineProductReview.avg_score}} {{'product.product_review.stars' | translate}} | {{shoplineProductReview.total}} {{'product.product_review.reviews' | translate}}
{{amazonProductReview.avg_rating}} {{'product.product_review.stars' | translate}} | {{amazonProductReview.total_comment_count}} {{'product.product_review.reviews' | translate}}
{{ title.name_translations | translateModel }} : {{variationName[$index] | translateModel}}
Quantity
Sign in/up now
Add to Wishlist
Sign in/up now
The maximum quantity per submit is 99999
This quantity is invalid, please enter a valid quantity.
Sold Out

Not enough stock.
Your item was not added to your cart.

Not enough stock.
Please adjust your quantity.

{{'products.quick_cart.out_of_number_hint'| translate}}

{{'product.preorder_limit.hint'| translate}}

Limit {{ product.max_order_quantity }} per order.

Only {{ quantityOfStock }} item(s) left.

Please message the shop owner for order details.
Sign in/up now
Add to Wishlist
Sign in/up now
Description
Additional details
Shipping & Payment
Customer Reviews

Updated with a SHIMANO SHADOW RD design,the SHIMANO ULTEGRA 8000 rear derailleur offers a sleek appearance andoptimized shifting performance. The RD-8050 Di2 versions offer the digitalprecision of SHIMANO electronic shifting and synchronized shifting.


Short Cage: 11-25T to 11-30T

Medium Cage: 11-28T to 11-34T

 

PRODUCT SPECIFICATIONS

MODEL NO      RD-R8050-GS

SERIES     SHIMANOULTEGRA R8050 Series

Color       Seriescolor

Average weight       247

Remarks  *w/o Bracket spec. available

Mount_Direct attachment      X*

11T pulley       ✔

Firmware update by E-TUBE PROJECT    ✔

Total capacity  37T

Top-Normal spring type_SHADOW RD   ✔

B-axle_Hollow axle ✔

E-tube connector (pcs)   0

E-tube port (pcs)     1

Firmware update by E-TUBE Project       ✔

Fluoric coated link bushings    4

Low sprocket_Max. 34T

Low sprocket_Min.  28T

Max front difference       16T

Pulley cage      GS

Rear speeds     11

Sealed bearing guide pulley    ✔

Sealed bearing tension pulley ✔

Top sprocket_Max.  12T

Top sprocket_Min.  11T

Total capacity  37T

Mount_Direct mount compatible  X*

Fluoric coated link bushings    4

Low sprocket_Max. 34T

Low sprocket_Min.  28T

Max. front difference      16T

Pulley_G pulley bearing  ✔

Pulley_Sunken type pulley bolt       ✔

Pulley_Teeth    11

Pulley_T pulley bearing  ✔

Pulley cage      GS

Top-Normal spring type_SHADOW RD   ✔

Top sprocket_Max.  12T

Top sprocket_Min.  11T

Rear speeds     11

SD300 connector (pcs)    0

SD300 port (pcs)     0

SD50 connector (pcs)      0

SD50 port (pcs)       1

There is no additional details for this product.

Delivery Options

  • SF Express (Commercial and residential address)
  • S.F. Express - EF Locker Pickup
  • S.F. Express - Business Station Pickup
  • S.F. Express - Store Pickup
  • IN-STORE PICKUP
  • International Shipping

Payment Options

  • Bank Transfer
  • Credit Card
  • Apple Pay
  • Google Pay
  • Alipay (HK)
  • WeChat Pay
  • Bank Transfer
{{'product.product_review.no_review' | translate}}

Related Products