Skip to product information
1 of 1

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

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

Regular price $ 75.00 USD
Regular price $ 75.00 USD Sale price $ 75.00 USD
Sale Sold out
Shipping calculated at checkout.
Item Available In Store
ATC SKU: 210000036208
UPC: 192790448893
EAN: 4550170448899
MFG. SKU: IRDRX400
Other IDs: RD0608
722000020

PRODUCT DETAILS

The Shimano GRX RD-RX400 10-speed rear derailleur keeps shifting silent and uninterrupted when riding on rough terrain.

  • 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
  • Rear Derailleur Mount Type: Shimano Rear Direct Mount
  • Rear Derailleur Mount Type: 10x1 Standard
  • Rear Der/Shifter Compatibility: Shimano Road
  • Cage Length: Long
  • Drivetrain Speeds: 10
  • Weight: 303
  • Color: Black
  • Chain Wrap Capacity (teeth): 41
  • Largest Cog: 36
California Prop 65 Warning:
This product may contain chemicals known to the state of California to cause cancer and birth defects or other reproductive harm. (California law requires this warning be given to customers in the state of California.)
California CBE Fees:
Some products we sell may be subject to California’s Covered Battery-Embedded (CBE) Waste Recycling Fee (effective January 1, 2026) when a product contains a non-removable rechargeable battery. If applicable, the fee (1.5% fee with a $15 max per item) will either be added to your cart as a separate line item or be invoiced after your order is placed and before it can be fulfilled.
View full details