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Ships within 48 hours · Estimated delivery Jul 21 - Jul 26
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Description
Shimano ZEE RD-M640-SS Rear Derailleur - 10 Speed Short Cage Gray WithShimano ZEE RD M640 Rear DerailleursShimano's stabalizing Shadow RD+ clutch technology is proven to reduce chain slap and noise Product Specifics Rear Derailleur Mount Type: 10x1 Standard Rear Derailleur Mount Type: Shimano Rear Direct Mount Rear Der Shifter Compatibility: Shimano Mountain Cage Length: Short Drivetrain Speeds: 10 Weight: 250 Color: Gray keyword search: Shimano2018 Chain Wrap Capacity (teeth): 25 Largest Cog: 36 Today's Stock Status
Shimano ZEE RD-M640 Rear Derailleurs- Shimano's stabalizing Shadow RD+ clutch technology is proven to reduce chain slap and noise
Product Specifics
- Rear Derailleur Mount Type: 10x1 Standard
- Rear Derailleur Mount Type: Shimano Rear Direct Mount
- Rear Der/Shifter Compatibility: Shimano Mountain
- Cage Length: Short
- Drivetrain Speeds: 10
- Weight: 250
- Color: Gray
- keyword search: Shimano2018
- Chain Wrap Capacity (teeth): 25
- Largest Cog: 36
Today's Stock Status
Currently not available
UPC: 689228305328
EAN: Not available
Manufacturer Part Number: IRDM640SSW
RD6401
156171-Q0-L
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
4.4 ★★★★★
Based on 6 reviews
Sort
Product Reviews
★★★★★ 5
Great purchase
Size: 0.50 Carats, Color: 14k White Gold
Beautiful and sparkly
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 31, 2025
★★★★★ 5
They are beautiful
Size: 0.50 Carats, Color: 14k Yellow Gold
PERFECT SO FAR. JUST OPENED YESTERDAY.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 26, 2025
★★★★★ 5
Absolutely stunning
Size: 0.20 Carats, Color: 14k Yellow Gold
Absolutely stunning they sparkled in the sun! The size it just right! And they are very comfortable and the screw back is very comfortable! The quality is better than expected!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on October 29, 2025
★★★★★ 5
More than met my expectations!
Size: 0.50 Carats, Color: 14k Yellow Gold
Nice sparkle! Good choice! Good value!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 2, 2026
★★★★★ 5
Conflict free sparkle!
Size: 1.00 Carats, Color: 14k White Gold
What a game changer! Comes with objective assessment/grade, which you can see and read before you buy. Conflict free diamonds that sparkle and make your intended recipient happy without crushing your ethics or your wallet!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 7, 2025
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