Shimano GRX RD-RX400 Rear Derailleur - 10-Speed, Long Cage, Black, With Clutch

By: Shimano

Out of stock

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  • GRX RD-RX400 Rear Derailleur
    • A Shadow RD+ chain stabilizer prevents chain slapping and drops
    • The gravel-tuned clutch tension helps to provide smooth and reliable mixed surface shifting
    • Stabilizer can be turned on/off to match terrain
    • Compatible only with 10-speed ST-RX400, ST-4700, ST4720, ST-4725, ST-RS405 and SL-4700 shift levers
    Item Specifications
    Cage Length Long
    Chain Wrap Capacity (teeth) 41
    Color Black
    Drivetrain Speeds 10
    Largest Cog 36
    Rear Der/Shifter Compatibility Shimano Road
    Rear Derailleur Mount Type 10x1 Standard
    Rear Derailleur Mount Type Shimano Rear Direct Mount
    Weight 303
    Shimano GRX RD-RX400 Rear Derailleur UPC: 192790448893
  • United States Shipping:

    Everything in the entire store ships for free to the USA, it's that simple, no catch. The free service will likely be USPS or FedEx depending on the size of the package. Please see our USA Shipping Options page for more info. Everything ships pretty darn fast since we have a shop/shipment center on the West and East Coast.

    International Shipping:

    International shipping is available on 99% of our products. Shipping cost can be calculated on the cart page or during checkout. We are experts at international shipping so please buy with confidence. We have great prices on Usps Priority & Express services, all services will include a tracking number. Please see our International Shipping Options page for more info.


    We offer a 45 day return period on all new items. We want our customers to be happy and returns to be easy. Please see our Return Policy FAQ's page for more info.

Sku: RD0608

Mpn: IRDRX400

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