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Load image into Gallery viewer, Shimano GRX FC-RX820-1 Crankset - 172.5mm, 12-Speed, 40t, 110 BCD, Hollowtech II, Black

SKU: CKST2824

Shimano GRX FC-RX820-1 12-Speed Gravel Crankset 172.5mm, Hollowtech II, 40T Chainring, 110 BCD, Optimized Mixed-Terrain Performance, Lightweight Alloy Construction, Designed for Gravel Bike, Black

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

Upgrade your gravel and mixed-terrain rides with the Shimano GRX FC-RX820-1 12-Speed Crankset - the perfect combination of durability, performance, and versatile gearing. Crafted for gravel biking enthusiasts and adventure riders, this 172.5mm crankset offers optimized efficiency, weight savings, and innovative technology to tackle diverse terrain with confidence.

Materials & Engineering:

Built with Shimano's Hollowtech II construction, the FC-RX820-1 crankset delivers exceptional strength and stiffness while maintaining lightweight performance. The high-quality black anodized finish not only enhances durability but also adds a sleek, modern style to your bike.

Performance & Technology:

Designed specifically for gravel and adventure riding, this crankset features a single 40-tooth chainring with an 110mm BCD, providing a wide gear range for steep climbs and high-speed descents. Its compatibility with HG 12-speed chains ensures smooth, reliable shifting across varied terrains. The 49.7mm chainline and 151mm Q-factor optimize pedaling efficiency and rider comfort on rough surfaces. The crankset supports versatile cassette options (sold separately), including 10-45t and 10-51t configurations, allowing riders to customize gear ranges for climbing prowess or high-speed sprints.

Style & Use Case:

With a sleek black finish and rugged design, the Shimano FC-RX820-1 is tailored for gravel riders, cyclocross racers, and adventure cyclists seeking a reliable drivetrain component that blends style with function. Its dedicated gravel drivetrain compatibility makes it an ideal choice for mixed-terrain riding, long-distance endurance events, and off-road adventures.

Innovative & Differentiating Features:

- Hollowtech II crank arms for superior strength-to-weight ratio

- Asymmetric 110mm chainring BCD for precise and durable gear engagement

- Wide gear range options (10-45t or 10-51t cassettes sold separately) for customized performance

- Optimized for gravel riding with a focus on efficiency, stability, and durability

- Compatible with Shimano's HG 12-speed drivetrains for seamless gear shifts

Item Specifications:

- Crank Length: 172.5mm

- Chainring: 40t, single

- Drivetrain: 12-Speed

- Intended Use: Gravel & Mixed Terrain

- Weight: 644g

- Spindle: Shimano Hollowtech II, 9/16" pedal spindle

- Chainline: 49.7mm

- Color: Black

- Includes: Crankarms, chainring (sold separately: cassette and pedals)

Experience enhanced riding versatility with the Shimano GRX FC-RX820-1 Crankset - engineered for durability, optimized for performance, and designed for the adventurous rider seeking reliable gear efficiency on every trail. Perfectly suited for gravel cycling, bikepacking, and off-road adventures, this crankset elevates your ride to the next level.

  • Shimano GRX FC-RX820-1 Crankset with 172.5mm crank length offers optimized performance for mixed-terrain gravel and adventure riding, ensuring reliable power transfer on rugged trails and paved roads.
  • Constructed with lightweight Hollowtech II crank arms, this crankset delivers exceptional strength, stiffness, and durability while minimizing weight, ideal for demanding off-road conditions.
  • Compatible with 12-speed HG chains and featuring a 110 BCD with a single 40-tooth chainring, it provides versatile gear options, including 10-45T or 10-51T cassette combinations for customized gearing ranges.
  • Designed for gravel and adventure cyclists, the FC-RX820-1 features a 49.7mm chainline and a 151mm Q-factor to optimize rider comfort, stability, and efficiency across diverse terrains.
  • Built in sleek black with Shimano's advanced engineering, this crankset integrates seamlessly with Shimano Hollowtech II bottom brackets, offering high-performance features suitable for modern gravel bikes and mixed-terrain cycling.
ColorBlack
Rings40
Number of ChainringsSingle
Crank Length (mm)172.5
Crank Intended UseGravel
Drivetrain Speeds12
Weight644
BB IncludedNo
Pedal Spindle9/16"
Spindle Interface TypeShimano Hollowtech II
Chainring BCD110 Shimano Asymmetric
Chainline/Hub Compatibility135/142 Road Disc Hubs > 415 mm Chainstay
Defined ColorBlack
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