Shimano GRX FC-RX610-1X Crankset

The Shimano GRX FC-RX610-1 Crankset is designed for 1x12-speed gravel and mixed-terrain drivetrains, offering reliable performance, simplicity, and durability for a wide range of riding conditions.

It is available with 38T and 40T chainring options and supports multiple crank arm lengths, including 165, and 170mm, allowing riders to fine-tune fit and pedaling comfort.

As part of the GRX 12-speed ecosystem, the FC-RX610-1 works within Shimano’s wider drivetrain system, which can be configured with different rear derailleur and cassette combinations depending on desired gear range.

Key Features

• GRX 1x12 Gravel-Specific Design – Built for reliable performance across mixed terrain and long-distance riding
• Multiple Chainring Options (38T / 40T) – Allows rider choice based on cadence preference and terrain demands
• Crank Length Options (165–170mm) – Supports fit customization for comfort and efficiency