To improve your shopping experience today and in the future, this site uses cookies.
I Accept Cookies
RD-M8120 XT 12-speed rear derailleur, Shadow+, SGS, for double
RD-M8120 XT 12-speed rear derailleur, Shadow+, SGS, for double
Shimano Deore

Shimano Deore M8120 XT 12 Speed Rear Derailleur Shadow SGS for Double

£103.99
Earn
in Customer Rewards when you buy this item today
Pre-Order

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

Your Pre-Order is prioritised (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 despatch to you — it often never even hits the stock room shelves!

Pre-Launch

With Pre-Launch, the date when we expect to receive the product ourselves is still a little too hazy to be confident in accepting Pre-Orders.

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

Estimated Delivery & Collection Dates

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

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

We estimate this will be ready for despatch to you or collection via Click & Collect on Undetermined
Earn Rewards
When you purchase this item, you will earn of rewards points to spend on your next purchase from us. You can spend your Rewards balance in-store & online.
Fast & Free Click & Collect
All bikes fully safety checked and inspected
30 days free insurance with all bikes
Free 6 week check up
Test rides available
Hassle Free Returns

Shimano Deore M8120 XT 12 Speed Rear Derailleur Shadow SGS for Double

Brand:Shimano Deore

Code:RDM8120SGS

  • Xt shadow plus 12-speed double rear derailleur for the ultimate in shifting performance and durability
  • shadow plus features a super low profile design and optimized slant angle for super light shifting action
  • shadow plus uses a chain stabilising switch that when on will reduce chain bounce in rough terrain maintaining more stable drive and shifting
  • single tension spring prevents contact with the chainstay resulting in a silent ride
  • rubber bumper on pulley cage for added silent drive
  • 13t pulleys and decreased derailleur tension prevent high chain tension in low gears
  • direct cable routing prevents snagging from any trail side hazards
  • full carbon fibre outer pulley cage saves weight while alloy inner cage increases rigidity
  • cold forged wide alloy links and pivot body
  • four fluorine-coated link pin bushings
  • strong return spring for a positive shifting feel
  • specifically designed to work with XTR m9100 12-speed double drivetrains
  • durable sealed 13t bearing pulleys for low friction
  • top normal spring uses the spring to select higher gears
  • max front difference 10t
  • max low sprocket: 45t (2x 12-speed)
  • 45t capacity sgs cage
  • average weight 290g
Sizing Information
Professional Opinion
Product Reviews
Write a review
0 As rated by 0 customers

Write a review for Shimano Deore M8120 XT 12 Speed Rear Derailleur Shadow SGS for Double

Your name
Your email address
How would you rate it?
Would you recommend this product?
Let others know your opinion
Submit Review Close
Question(s) answered about Shimano Deore M8120 XT 12 Speed Rear Derailleur Shadow SGS for Double
Ask a question
Question(s) asked regarding Shimano Deore M8120 XT 12 Speed Rear Derailleur Shadow SGS for Double

Ask a question

Your name
Your email address
Your phone number
Your question
Submit Question  Close
Home Mountain Biking Components Shimano Deore Gears & Drivetrain