Manufacturer ref.: ERDM4120SGS | Brand: Shimano
Shimano Deore RD-M4120 SGS MTB arrière derailleur, 2x10/11 speeds, long cage, black color, new in original box. Compatible with cogs up to 42 teeth, total capacity 41 teeth.
The Shimano Deore RD-M4120 SGS is a arrière derailleur designed for MTB riding in a double chainring 2x10 and 2x11-speed setup. Its compact-profile Shimano Shadow RD design reduces the mechanism’s exposure to impacts and flying stones, for long-lasting performance even in tough conditions.
Its SGS long cage absorbs a 41-tooth capacity with a largest sprocket up to 42 teeth, ideal for wide-range cassettes. The single-tension construction ensures smooth and quiet shifting across the entire cassette range.
Sold new in original box, never installed. Traditional or Direct Mount attachment. Compatible with Shimano HG-X 10-speed and HG-X11 11-speed chains.
| Brand | Shimano |
| Range | Deore M4100 |
| Manufacturer reference | ERDM4120SGS |
| Color | Black |
| Number of speeds | 2x10 / 2x11 speeds |
| Cage length | Long – SGS |
| Max compatible sprocket | 42 teeth |
| Min sprocket | 11 teeth |
| Total capacity | 41 teeth |
| Max front difference | 10 teeth |
| Technology | Shimano Shadow RD |
| Mounting | Standard / Direct Mount |
| Compatible chain | Shimano HG-X 10-speed / HG-X11 11-speed |
| Use | MTB – Double chainring |
| Condition | New in original box |
| Suggested retail price | €60.00 |
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GUARANTEED QUALITY Product carefully selected and checked before shipping. Sold new in its original packaging. |
FAST SHIPPING Order prepared and shipped within 24 hours. Delivery tracking included as soon as your order is confirmed. |
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EASY RETURNS Simple, hassle-free return policy for 30 days after receiving your order. |
CUSTOMER SERVICE A question? Our team is available by phone and email to support you every step of the way. |
Shipping and Refund Policy
We deliver to mainland France and the European Union. Orders are generally processed within 1 to 3 business days after payment confirmation.
Estimated delivery times
France: 2 to 4 business days
European Union: 3 to 7 business days
Shipping costs are calculated automatically at checkout. Free delivery is available for all orders over €100 in mainland France. Depending on the destination and order volume, we may use Colissimo, Mondial Relay, Chronopost, or another reliable carrier. A tracking link will be sent to you as soon as your order has been shipped.
Please make sure your delivery address is accurate before confirming your order. In case of any error, please contact us as soon as possible at malinmatos33@hotmail.com.
In the event of delay, loss, damage, or receipt of an incorrect item, please contact us so we can assist you.
We accept returns within 30 days from the date of delivery. Returned items must be new, in their original packaging, and accompanied by proof of purchase. To initiate a return, please contact us at malinmatos33@hotmail.com.
Returns made without prior approval will not be accepted. Return address: [INSERT RETURN ADDRESS].
In accordance with European legislation, you have a 14-day right of withdrawal from the date of delivery, without having to provide any reason. The refund will be issued to the original payment method after the returned item has been received and inspected. Once approved, refunds are generally processed within 7 to 10 business days, although bank processing times may vary.
Certain items are non-refundable, including personalized products, perishable goods, personal hygiene products, hazardous materials, gift cards, and sale items, unless they are defective or not as described.
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