Deore RD-M5120 Rear Derailleur

Deore RD-M5120 Rear Derailleur

SKU: ERDM5120SGS

Regular price $51.99 Sale price$44.99
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Rear Speeds
Cage Length
Color
  • In stock, ready to ship
  • Inventory on the way
  • Free shipping on all orders $49+

Utilizing the Shimano Shadow RD+ design, the Shimano Deore M5120 rear derailleur delivers consistent MTB shifting performance over rough terrain. The low profile design avoids damage from rocks while Shimano's chain stabilizing technology reduces chain drop and makes for a quiet drivetrain in all gear positions.

Details:

  • Stable drivetrain on the trail
    • The low-profile design avoids damage from rocks
    • Chain stabilizer reduces chain drop, slap, and noise
  • Silent drivetrain in all gear positions
    • Decreased rear derailleur and chain tension in low gear
  • Max. low sprocket
    • 42T (2x11/10-speed), 46T (1x10-speed)

Specs:

CAGE LENGTH SGS/Long
TOTAL CAPACITY 41
MAX FRONT DIFFERENCE 10
COLOR SERIES COLOR
MOUNT Direct attachment (conventional)/Direct mount compatible
NUMBER OF PULLEY TEETH 11
SERIES Deore
GENERATION M5120
MAX LOW SPROCKET 46T (1x10-speed) - 42T (2x11/2x10-speed)
MIN LOW SPROCKET 42
TOP NORMAL SPRING TYPE Shimano Shadow RD+
REAR SPEEDS 11/10
WEIGHT 376 grams

Shimano Deore Compatability:

Please reach out to us with any questions you may have on anything we sell. We want to make sure you get the right part the first time. Our lifelong riders at Thunder Mountain Bikes are knowledgeable and would love to talk to you!

Shipping

We currently offer both economy and expedited shipping options though FedEX and USPS. 

Orders totaling over $49 are eligible to ship for free via an economy ground option of our choice. 

If you're in need of something super-quick, please contact us directly. We may be able to overnight your order with an additional fee and depending on your location. 

RETURNS

Should there be an issue with the item you bought, or you no longer need your purchase, we will be happy to set up a return.

Returns or exchange requests for New or Used Bikes must be requested by emailing us at sedona@thundermountainbikes.com within fifteen (15) days from the date of delivery. Bikes must be in un-ridden condition. Custom-built bikes may not be returned. Returned bikes have a $200 restocking fee and the customer pays for return shipping.

Returns for most other items may be requested within sixty (60) days of the delivery date. All returned items must be received in new, unused, and uninstalled condition, with the original tags and labels attached and in the original packaging. We cannot accept returns on any items installed or show wear of any kind. 

Clearance and open-box items may not be returned. 

RETURN PROCESS

To request a return, please log in to your customer account by clicking the  customer account icon  Profile icon in the top right of any page or visit account.thundermountainbikes.com

1. In the Email field, enter your email address and click Continue.

2. In your email account, open the email sent from our store and copy the six-digit verification code included in the email.

3. Go back to the online store and enter a six-digit verification code to log in.

4. Find and click on the order that you want to submit a return for.

5. If your order has more than one item, select only the items you want to return.

6. Select a return reason and add a note for the store if needed.

7. Click Request Return.

Once your return request is approved, you will receive an email with shipping instructions and a return shipping label. 

REFUNDS

We will process your return after we receive your returned item(s) and inspect the condition. Please allow at least seven (7) days from the receipt of your item to process your refund. We will notify you by email when your return has been processed.

EXCEPTIONS

If you receive defective or damaged products or if we sent you the wrong products, please contact us using the phone number or email below.

OTHER QUESTIONS?

If you have any questions concerning our return policy, please contact us at:

(928) 282-1106   |   sedona@thundermountainbikes.com

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Customer Reviews

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S
Sergey Rusanov
It works

I needed to replace my old one as it was bent by accident on Marlin 7.
Got it installed and tuned it with friend and it works. Shipping was fast.