Shimano GRX RD-RX825 Di2 Rear Derailleur - 12-Speed, Long Cage, With Clutch, For 2x, Black

By: Shimano

Out of stock



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  • Shimano's GRX RX825 Di2 12-speed rear derailleur features a built-in wireless connectivity unit and charging port, ensuring fast and reliable shifting for mixed-terrain riding and easy recharging. Integrated Shadow RD+ technology prevents chain slap and ensures precise shifting even on rough terrain. Thanks to built-in ON/OFF switch, wheel removal is easy too. The RD-RX825 is compatible with 11-34t and 11-36t 12-speed cassettes and supports Full or Semi-Synchronized shift modes, enhancing rider customization.
    • Integrated wireless unit, charging port, and switch allows a compact design
    • Offers fast and reliable shifting on rough terrain
    • Adjustable chain stabilizer prevents chain slap
    • Shimano Shadow RD+ offers a quiter drivetrain by utilizes a stablizer to reduce chain slap and provides a simple solution for chain drops
    • Gravel-tuned clutch tension features a switch stabilizer ON/OFF to match terrain - ON for gravel, OFF for smooth roads
    • LED status indicator to easier identify battery life, pairing, adjust mode, etc.
    • Top sprocket: Max. 11t/Min. 11t
    • Low sprocket: Max. 36t/Min. 34t
    • Total Capacity: 40t
    Item Specifications
    Cage Length Long
    Chain Wrap Capacity (teeth) 40
    Color Black
    Drivetrain Speeds 12
    Largest Cog 36
    Rear Der/Shifter Compatibility Shimano Road Di2
    Rear Derailleur Mount Type 10x1 Standard
    Rear Derailleur Mount Type Shimano Rear Direct Mount
    Shimano GRX RD-RX825 Di2 Rear Derailleur Rear Derailleur UPC: 192790310893
  • 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.

    Returns:

    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: RD0162

Mpn: IRDRX825A


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