Shimano FC-RX610 GRX Single 12-Speed Chainset - 172.5mm40T

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Shimano FC-RX610 GRX Single 12-Speed Chainset - 172.5mm40T

Designed to meet the demanding needs of mixed-terrain cycling, the Shimano FC-RX610-1 chainset delivers an exceptional balance of weight savings, power transfer efficiency and versatile gearing. Whether you are tackling gravel climbs, long endurance rides or smooth tarmac transitions, this single-ring crankset offers the reliability and performance required to keep you moving with confidence. The 40T chainring provides a sweet spot for tackling both steep gradients and faster sections, while the 172.5mm crank arm length suits a wide range of rider heights and pedalling styles. By simplifying your drivetrain to a single front ring, you benefit from reduced chain drop risk and a cleaner, more aerodynamic setup that requires less maintenance.

Key features:

- Optimised stiffness-to-weight ratio for efficient power transfer on rough surfaces

- 40-tooth narrow-wide chainring design ensures excellent chain retention

- Compatible with Shimano GRX 12-speed groupsets for seamless shifting

- Hollow forged crank arms reduce overall weight without sacrificing strength

- Durable anodised finish offers long-lasting resistance to wear and corrosion

- 172.5mm crank length provides a comfortable and effective pedal stroke for most riders

- Integrated chain line suited to modern gravel frames and rear hubs

The Shimano FC-RX610-1 chainset is the ideal choice for riders seeking a reliable, lightweight and high-performance single-ring setup that excels on every adventure.

GTIN: 4550170639730