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Load image into Gallery viewer, Shimano GRX FC-RX820-2 Crankset - 172.5mm, 12-Speed, 48/31t, 110/80 BCD, Hollowtech II, Black

SKU: CKST2827

Shimano GRX FC-RX820-2 Gravel Bike Crankset 172.5mm, 12-Speed, Hollowtech II, 48/31t Gear Ratio, 110/80 BCD, Lightweight Aluminum, Black - Optimized for Mixed-Terrain Cycling and Gravel Riding Performance

Regular price $280.00
$311.95 Sale price $280.00 Regular price
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Description
Specifications

Experience superior performance and durability with the Shimano GRX FC-RX820-2 Crankset, a high-performance, 12-speed gravel crank engineered for versatility on mixed-terrain rides. Designed with precision, the FC-RX820 combines lightweight Hollowtech II technology, innovative gearing options, and rugged construction to meet the demands of gravel, cyclocross, and adventure cycling enthusiasts.

Materials & Engineering:

Constructed from Shimano's Hollowtech II forged aluminum arms, this crankset offers an exceptional balance of strength, stiffness, and lightweight design. Its robust construction ensures reliable power transfer and durability even in challenging terrains. The sleek black finish not only enhances aesthetics but also provides resistance to dirt and corrosion, ideal for off-road adventures.

Performance & Technology:

Equipped with a versatile 48/31t chainring combination, the FC-RX820 optimizes cadence and maintains riding rhythm over rough surfaces and varying inclines. The 12-speed compatible setup enables seamless gear shifts, while the narrower gear steps allow for precise cadence control, offering smooth transitions during mixed-terrain rides. The 47mm chainline aligns with modern gravel bike standards, ensuring optimal clearance and compatibility with 135/142mm thru-axle hubs.

Components & Compatibility:

Designed for 172.5mm crank arms, this crankset features a 110/80 BCD for flexible chainring pairing and customization. Compatible with HG 12-speed chains, it seamlessly integrates into your existing drivetrain setup. The crankset features a 9/16 pedal spindle and is intended for gravel and adventure cycling applications, providing the perfect blend of performance and reliability.

Style & Use Case:

With its sleek black aesthetic, the Shimano GRX FC-RX820-2 is equally suited for rugged gravel riding, bikepacking, and cyclocross events. Its innovative design promotes confidence on variable terrains, enabling riders to tackle long-distance adventures with confidence and effortless cadence control.

Innovative Features & Differentiators:

- Gravel-optimized 48/31t gear ratios enhance performance on rough and undulating terrain

- Smaller gear steps for improved cadence consistency

- Hollowtech II crank arms deliver weight savings without sacrificing strength

- Compatible with modern 12-speed drivetrain standards, including Shimano's HG chains

- Proven durability and performance engineered specifically for mixed-terrain cycling

Upgrade your gravel bike with the Shimano FC-RX820-2 Crankset to enjoy precise shifting, lightweight strength, and unrivaled versatility in any riding environment. Whether on challenging dirt trails or versatile adventure routes, this crankset is your reliable partner for all-road exploration.

  • Lightweight Hollowtech II crank arms enhance stiffness and durability while reducing overall weight for optimal gravel performance.
  • Optimized 12-speed gearing with a 48/31t chainring setup provides smooth cadence and reliable power transfer on varied terrain.
  • Constructed from high-quality materials with Shimano's innovative engineering, the FC-RX820-2 ensures long-lasting performance in rugged mixed-terrain conditions.
  • Designed for gravel cycling, this crankset features a 47mm chainline and 110/80 BCD, compatible with HG 12-speed chains for seamless integration.
  • Sleek black finish and versatile design make the FC-RX820-2 perfect for both demanding off-road adventures and stylish cycling setups.
ColorBlack
Rings48/31
Number of ChainringsDouble
Crank Length (mm)172.5
Crank Intended UseGravel
Drivetrain Speeds12
Weight710
BB IncludedNo
Pedal Spindle9/16"
Spindle Interface TypeShimano Hollowtech II
Chainring BCD110 Shimano Asymmetric
Chainring BCD80
Chainline/Hub Compatibility135/142 Road Disc Hubs > 415 mm Chainstay
Defined ColorBlack
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