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Description & Specs
SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1. The SX Eagle derailleur features the proven SRAM 1x-specific X-HORIZON design and easily facilitates 11-50t and 10-50t cassette capacity providing quiet consistent performance and durabilitySX Eagle derailleur is your entry point to the SRAM Eagle Ecosystem
A full featured Eagle derailleur compatible with the Eagle Colorsystem
X-SYNC pulley technology provides greater efficiency crisper shifting and quieter operation
Cage Lock offers discovery-level riders easy trail side wheel removal
- TECH SPECS
Rear Derailleur Mount Type | 10x1 Standard |
Rear Der/Shifter Compatibility | SRAM X-Actuation |
Color | Black |
Cage Length | Long |
Drivetrain Speeds | 12 |
Chain Wrap Capacity (teeth) | 40 |
Largest Cog | 50 |
Description & Specs
SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1. The SX Eagle derailleur features the proven SRAM 1x-specific X-HORIZON design and easily facilitates 11-50t and 10-50t cassette capacity providing quiet consistent performance and durabilitySX Eagle derailleur is your entry point to the SRAM Eagle Ecosystem
A full featured Eagle derailleur compatible with the Eagle Colorsystem
X-SYNC pulley technology provides greater efficiency crisper shifting and quieter operation
Cage Lock offers discovery-level riders easy trail side wheel removal
- TECH SPECS
Rear Derailleur Mount Type | 10x1 Standard |
Rear Der/Shifter Compatibility | SRAM X-Actuation |
Color | Black |
Cage Length | Long |
Drivetrain Speeds | 12 |
Chain Wrap Capacity (teeth) | 40 |
Largest Cog | 50 |
SRAM SX Eagle Rear Derailleur - 12-Speed Long Cage Aluminum Black B1
Translation missing: en.products.product.sku:J250515
- Regular price
- $90.00
- Sale price
- $90.00
- Regular price
-
$90.00
Shipping calculated at checkout.
Expected Ship Date: Thu Mar 13

Fast Shipping
MTBHQ Shipping
You want your parts fast, we get it. That is why we offer fast & free shipping on orders starting at just $50. Orders start processing immediately and most orders ship in 0 - 2 business days. Please note that some exclusions do apply on oversize items including but not limited to complete bikes, car racks, and frames. Please refer to your shipping options at checkout for the most accurate shipping quote on your order.
Orders $50+ Ship Free*
MTBHQ Shipping
You want your parts fast, we get it. That is why we offer fast & free shipping on orders starting at just $50. Orders start processing immediately and most orders ship in 0 - 2 business days. Please note that some exclusions do apply on oversize items including but not limited to complete bikes, car racks, and frames. Please refer to your shipping options at checkout for the most accurate shipping quote on your order.

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Discount Automatically Applied At Checkout 🤘
30 Day Returns
If you have an issue, return new items for up to 30 days.
Key Product Specs
- 47.5-55mm
- A1-B1

