Shimano ’s Y1GE98050 safety pin plate is a genuine part designed to secure the left-hand crank to Shimano cranksets fitted with a Hollowtech II axle. This small component plays a vital role in preventing the crank from accidentally disengaging should the clamping bolts become loose. Manufactured to Shimano quality standards, it ensures a reliable hold and contributes to the cyclist’s safety during road, gravel or trekking rides. Compatible with numerous cranksets Shimano from the Dura-Ace, Ultegra, 105, Tiagra, Sora, Claris and GRX ranges, part number Y1GE98050 is the ideal solution for replacing a worn, broken or lost chainring. Its simple installation ensures that your bike is quickly back in line with the manufacturer’s recommendations.

Key features

• Shimano genuine part.
• Secures the left-hand crank arm.
• Compatible with many cranksets Shimano Hollowtech II.
• Quick and easy to fit.
• Lightweight, robust and durable.
• Ideal for preventive maintenance of the crankset.

FAQ

What is the Shimano Y1GE98050 pin plate used for?

It acts as an additional safety feature that helps to keep the left crank in place and ensures it is correctly engaged on the bottom bracket spindle.

Is this part compatible with my Shimano crankset?

Part number Y1GE98050 is compatible with many Shimano Hollowtech II cranksets, including the Dura-Ace, Ultegra, 105, Tiagra, Sora, Claris and several GRX models. We recommend checking your crankset’s part number before purchasing.

Can you ride without this safety plate?

The crankset may sometimes still function without this part, but Shimano provides it as an additional safety feature. Replacing it is strongly recommended in the event of loss or breakage.

How do you replace the safety plate?

Simply loosen the clamping screws on the left crank arm, fit the new plate into its housing, then refit the crank arm, ensuring you use the torque specified by Shimano.