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KMC X12 Aurora Pre-Waxed 12-Speed Chain – Aurora Blue | 126 Links
KMC X12 Aurora Pre-Waxed 12-Speed Chain – Aurora Blue | 126 Links
KMC

KMC X12 Aurora Pre-Waxed Bicycle Chain 126L - Aurora Blue

£59.99
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

KMC X12 Aurora Pre-Waxed Bicycle Chain 126L - Aurora Blue

Brand:KMC

Code:K140XW

Add performance and style to your drivetrain with the KMC X12 Aurora Pre-Waxed Chain in Aurora Blue. Designed for 12-speed systems, this premium chain is pre-treated with KMC GO CHAIN WAX for unmatched efficiency, extended wear life, and minimal maintenance. The unique Aurora finish delivers eye-catching style, while X-Bridge technology ensures flawless shifting across Shimano, SRAM, and Campagnolo drivetrains.

  • Pro-Level 12-Speed Chain: Optimised for Shimano, SRAM, and Campagnolo drivetrains.
  • Pre-Waxed with KMC GO CHAIN WAX: Reduces friction and dirt build-up, extending drivetrain life.
  • X-Bridge Technology: Chamfered plate design provides fast, precise gear shifts in all conditions.
  • Aurora Blue Finish: Striking gradient colourway adds a stylish touch to your bike.
  • 126 Link Length: Suitable for road, gravel, and mountain bikes.
Benefits of KMC GO CHAIN WAX:
  • Durability: Long-lasting wax coating outperforms traditional oil lubricants.
  • Cleaner Operation: Waxed chains resist grime and contaminants for smoother rides.
  • Eco-Friendly: Biodegradable formula free from PFAS and harsh solvents.
  • Easy Maintenance: No need to dewax before reapplication.

Note: Due to the nature of the Aurora colour treatment, actual product appearance may vary slightly from images shown.

Elevate your drivetrain’s style and performance with the KMC X12 Aurora Blue Chain, the perfect combination of durability, efficient power transfer, and head-turning aesthetics.

Technical Information
  • Size
    1/2" X 11/128"
  • Pin Length:
    5.2 mm
  • Product Type:
    Bicycle Chain
  • Speed Compatibility:
    12-Speed
  • Finish:
    Aurora Blue
  • Discipline:
    Road, Gravel, MTB
  • Lubrication:
    Pre-Waxed with KMC GO CHAIN WAX
  • Links:
    126 Links
  • Waxed:
    Waxed with KMC GO
  • Double X-Bridge
  • Non Directional
  • Missing links included
  • Compatible with:
    All 12x drivetrains (except SRAM Eagle Transmission T-Type, 12-speed road/gravel)
  • Weight per 110L:
    262g
As with any product, specification is subject to change without prior notification. You are advised to confirm current specification before buying.

Recommended Care intervals

  • Road Bikes: KMC recommend to care for your KMC Waxed at the latest after 250 km or at least once a month.
  • MTB, cross and frequent riders in all weather conditions: After 100km at the latest.

Rewaxing

  • The chain must be dry before applying the wax
  • The chain does not need to be dewaxed
  • Shake the bottle and apply to the inside of the chain (One complete turn)
  • Do not wipe off excess wax.
  • Allow to dry completely before riding, especially in wet conditions
Sizing Information
Professional Opinion
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