Designed with a wide pivot mechanism, the RD-7900 boosts rigidity, resulting in smoother and more responsive shifting. The fluorine-coated pivots minimize friction, allowing for nearly effortless gear transitions. Notably, this derailleur accommodates cassettes with a maximum sprocket size of 28 teeth and offers a chain-wrap capacity of up to 33 teeth, providing versatility across various terrains.
Weighing approximately 166 grams, the RD-7900 is compatible with Shimano's 10-speed systems, ensuring seamless integration with other components in the Dura-Ace lineup. Its robust construction and advanced engineering make it a reliable partner for both training sessions and competitive events.
Elevate your cycling performance with the Shimano Dura-Ace RD-7900 rear derailleur—experience precise shifting and exceptional durability on every ride.
We currently have the following examples of this item in stock. Browse the selections above or view the items below.
| Thumbnail | Rating | Description |
|---|---|---|
 | Very Good $134.99 | Rear derailleur is in nice shape overall, with some small scuffs near the mounting point. Clean! |
 | CURRENTLY VIEWING Good $92.99 | In good shape overall, with typical signs of past use throughout. Has alloy cage back plate instead of original carbon. |
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Cleaning and Testing
At Velomotive, we take pride in ensuring that all used items meet high standards of cleanliness and functionality:
- Cleaning: Every used component is thoroughly cleaned to remove grease and dirt, restoring it to its best possible condition. We've got a BIG ultrasonic cleaner and make good use of it.
- Testing: We perform testing on items to confirm functionality where feasible. This includes ensuring moving parts operate smoothly and components perform as intended.
What You See Is What You Get
We aim to provide accurate and transparent listings for all items so you can equip your training with confidence:
- Used Items: Each used item is photographed individually, so you can see exactly what you're purchasing.
- New Items: New items feature representative photos to show their packaging and condition accurately.
- Detailed Descriptions: Every product is accompanied by an individual description outlining its unique features, specifications, and any noted imperfections.
How We Describe Items
We use a 10-point grading scale so pre-owned items are described consistently. We evaluate each component based on the factors that matter most for that part type. Here is the breakdown:
| Score | Label | Description |
|---|---|---|
| 10 | New | New in retail or OEM packaging; unused, with no signs of wear or handling. |
| 9.5 | Like New | Could be new, but we don't know for sure; or take-off parts previously installed but removed, possibly with a few demo miles. |
| 9 | Excellent | Lightly used, with minimal signs of wear. |
| 8 | Very Good | Moderately used, with minor cosmetic blemishes; fully functional. |
| 7 | Good | Used with noticeable wear, such as surface scratches or blemishes, but remains fully functional. |
| 6 | Fair | Heavy signs of use, with some wear that may slightly affect appearance or performance. |
| 5 | Poor | Significant wear and tear; the item is functional but may exhibit damage or degraded performance. |
| 4 or less | Parts Only | Non-functional or heavily damaged; suitable for parts or repair only. |
| N/A | Used | Not new; definitely used; working, but only evaluated at a generic level. |
Order Processing
- Orders are usually processed the same or next business day after payment confirmation.
- Weekends and holiday orders start processing on the next business day.
- You will receive a confirmation email with your order details and tracking information once your order ships.
Shipping Methods
Please note that we may reuse packaging materials when available.
- Domestic Shipments: Standard USPS Ground Advantage shipping is available for FREE on most items.
- International Shipments: We ship internationally via eBay's International Shipping Program.
If you need an urgent delivery (e.g. last-minute part for an imminent event) please contact us first and we'll work out suitable arrangements.
Lost, Damaged, or Delayed Shipments
If your order is lost, damaged, or delayed, please contact us. We pack items securely and when the carrier has the package, they are responsible for delivery. We will do what we can to help resolve any issues.
Please ensure that your shipping address is accurate and complete. Velomotive is not responsible for undeliverable packages due to incorrect or incomplete addresses.
Returns and Refunds
Returns are accepted within 30 days of the delivery date.
Items must be returned in their original condition, including all packaging, accessories, and documentation.
Return shipping is the buyer's responsibility unless the item is defective or the wrong item was sent. We recommend using a trackable shipping method to ensure safe delivery.
