Shipping Estimate
USA
- USA
- CAN
- USA
- CAN
Ships within 48 hours · Estimated delivery Jul 11 - Jul 16
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For Your Every Summer RSVP, with Code: SUMMER15
Description
GRX RD-RX400GRX 10 speed rear derailleur for double cranks Adjustable chain stabilizer prevents chain slapping and drops Gravel tuned clutch tension can be toggled ON OFF to match the terrain Maximum front difference: 16T Low sprocket: Max. 36T Min. 30T Top sprocket: 11T Attributes Cage GS Max Front Difference 16T Maximum Cog 36T Minimum Cog 11T Primary Color Black RD Capacity 41T RD Spring Type Shadow Plus RD Weight 303g Speed 10
- GRX 10 speed rear derailleur for double cranks
- Adjustable chain stabilizer prevents chain slapping and drops
- Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain
- Maximum front difference: 16T
- Low sprocket: Max. 36T/Min. 30T
- Top sprocket: 11T
Attributes
| Cage | GS |
| Max Front Difference | 16T |
| Maximum Cog | 36T |
| Minimum Cog | 11T |
| Primary Color | Black |
| RD Capacity | 41T |
| RD Spring Type | Shadow Plus |
| RD Weight | 303g |
| Speed | 10 |
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- Standard Shipping : 3-10 business days
- If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
- We offer a 30-day return/exchange service after receiving.
- Final sale items are not eligible for returns or exchanges.
- To process your return/exchange, please contact us at [email protected]
- Please click here for more details>>> Return & Exchange Policy
4.6 ★★★★★
Based on 2323 reviews
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Product Reviews
★★★★★ 5
De acuerdo a lo esperado
Size: 1 Little Kid, Color: Lavender
Muy buena calidad y medida correcta
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on September 8, 2025
★★★★★ 5
Excelente en todo sentido
100% Recommended; expected product and excellent service from the seller. Package received in Colombia, without problems.
100% Recomendado; producto esperado y excelente servicio del vendedor. Paquete recibido en Colombia, sin problemas.
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Reviewed in the United States on August 14, 2024
★★★★★ 3
Narrow
Size: 11.5 Little Kid, Color: Lavender
These were so cute, but run narrow. My daughter tried wearing them but she kept complaining they were too tight. Wish we could love them because I love how easy this brand is for my daughter to get on her feet
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Reviewed in the United States on August 19, 2025
★★★★★ 5
👍
Excelente 👌
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Reviewed in the United States on December 17, 2024
★★★★★ 5
Cumplimiento
Size: 13.5 Little Kid, Color: Light Pink
Producto de gran calidad , acorde con lo escrito en la descripción. Llegaron antes del tiempo estimado
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
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