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- USA
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Ships within 48 hours · Estimated delivery Jul 8 - Jul 13
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Description
GRX Di2 RD-RX817GRX Di2 11 speed rear derailleur for 1X cranks Adjustable chain stabilizer prevents chain slapping and drops Gravel tuned clutch tension can be toggled ON OFF to match the terrain Low sprocket: Max. 42T Min. 40T Top sprocket: 11T Attributes Cage GS Max Front Difference Single chainring only Maximum Cog 42T Minimum Cog 11T Primary Color Grey RD Capacity 31T RD Spring Type Shadow Plus RD Weight 318g Speed 11
- GRX Di2 11 speed rear derailleur for 1X cranks
- Adjustable chain stabilizer prevents chain slapping and drops
- Gravel-tuned clutch tension can be toggled ON/OFF to match the terrain
- Low sprocket: Max. 42T/Min. 40T
- Top sprocket: 11T
Attributes
| Cage | GS |
| Max Front Difference | Single chainring only |
| Maximum Cog | 42T |
| Minimum Cog | 11T |
| Primary Color | Grey |
| RD Capacity | 31T |
| RD Spring Type | Shadow Plus |
| RD Weight | 318g |
| Speed | 11 |
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
4.8 ★★★★★
Based on 2089 reviews
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Product Reviews
★★★★★ 5
Great price and perfect fit.
Fits perfectly in my 2017 Honda Cr-v.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on January 9, 2026
★★★★★ 5
It’s the right part tor Acura integra
Size: 7.32" x 7.48" x 2.28"
Perfect fit easy to replace good quality !
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Reviewed in the United States on May 9, 2026
★★★★★ 5
perfect fit for 2025 Honda CRV Hybrid 2.0 engine
Size: 8.26" x 5.63" x 2.24"
Appears to be a well made air filter
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 12, 2026
★★★★★ 5
Good filter
Size: 14.7" x 7.99" x 1.26"
Fits well.
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Reviewed in the United States on May 16, 2026
★★★★★ 5
Just what I needed
Size: 8.26" x 5.63" x 2.24"
Great value and great quality
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Reviewed in the United States on May 3, 2026