The left crank cover screw Shimano Y1KS13000 is an original part designed for Hollowtech II cranksets. It allows the left crank to be correctly maintained and preloaded to ensure smooth, precise and durable operation of your drivetrain. Manufactured by Shimano, this adjustment screw guarantees perfect compatibility with many of the brand's road, trekking and mountain bike cranksets.

Compact, light and strong, it plays an essential role in ensuring that the bottom bracket is held securely, and reduces the risk of play or premature wear of the bottom bracket. This replacement part is ideal in the event of loss, wear or damage to the original screw.

Compatible with several Shimano Hollowtech II references, including certain Ultegra, 105, Tiagra, Deore LX and FC-T661 series. Installation requires the special Shimano tool for precise, secure tightening.

Highlights

• Original part Shimano
• Compatible with Hollowtech II cranksets
• Simple, reliable assembly
• Limits bottom bracket play
• Excellent durability
• Lightweight design in resistant material

FAQ

What is the Y1KS13000 screw used for?

It is used to adjust the preload of the left crank on Shimano Hollowtech II cranksets before the final tightening of the lateral fixing screws.

Is this screw compatible with all Shimano cranksets?

No, it is only compatible with certain Hollowtech II models. Always check the reference number of your crankset before buying.

Can I ride without this screw?

The crankset may sometimes seem to hold together thanks to the side screws, but Shimano strongly recommends replacing this part to ensure safe assembly and avoid any loosening.

Do I need a special tool for installation?

Yes, installation generally requires a Shimano TL-FC16 or compatible tool to correctly set the preload torque.

This screw is used to align Hollowtech 2 generation road and MTB cranks Shimano. Compatible avec les références :
FC3503,FC3550,FC4600,FC4603,FC4650,FC5700,FC5703,FC5750,FC6700,FC6703,FC6750,FCCX50,FCCX70,FCR350,FCR565,FCR601,FCRS500,FCS501,FCT4060,FCT611,FCT661,FCT671