BySRAM
NX Eagle Rear Derailleur
NX Eagle rear derailleur with X-HORIZON design supporting 11-50 and 10-50 cassettes.
$125MSRP · USD
Drivetrain · Rear Derailleurs
SKU RD-NX-1-B1
SKU RD-NX-1-B1TypeRear Derailleurs
Disciplinemountain
Speeds12
Variants22 sizes or options
Weight339 gManufacturer claimed
01 / About
The NX Eagle Rear Derailleur.
SRAM's take on drivetrain.
NX Eagle rear derailleur with X-HORIZON design supporting 11-50 and 10-50 cassettes.
02 / Specifications
NX Eagle Rear Derailleur spec sheet.
Everything SRAM publishes for the NX Eagle Rear Derailleur.
01Overview
5 fields
Type
Rear Derailleurs
Discipline
mountain
Brand
SRAMExternal
SKU
RD-NX-1-B1SRAM part number
Product URL
02Drivetrain
7 fields
Speeds
12
Actuation
—
Subcategory
—
Power meter
—
Power meter type
—
Model line
NX
Generation
B1
03Pricing & availability
3 fields
Price
$125USD · MSRP
Availability
—
Weight
339 gManufacturer claimed
04Additional specs
9 fields
Cage Length
long
Max Cog
50
Cage Material
Steel
Drivetrain Config
1x
Min Cog
50
Shift Technology
X-Actuation
Chain Technology
Eagle
Clutch
false
Raw
{"Speed (RD)":"12","Cable pull ratio":"X-Actuation","Cage (RD)":"Long","Max tooth":"50","Cage material (RD)":"Steel","Drivetrain Configuration":"1x","RD Minimum (Cassette)":"50","Shift Technology":"X-Actuation","Chain Technology":"Eagle"}
03 / Variants
2 variants available.
Sizes, colors, and configurations published by the brand.
Total variants2Indexed in GearWise
| # | SKU | Availability |
|---|---|---|
| 01 | 007518119000 | Out of stock |
| 02 | 007518098000 | Out of stock |
04 / Reviews
From the cycling press.
4 reviews from 4 sources.
01gravelbikemaintenance.comExpert Opinions: NX Eagle (12-speed) Rear Derailleurs Reviewed - Gravelbike MaintenanceJul 202502feedthehabit.comReview: SRAM NX Eagle Groupset is Refreshingly-simple - FeedTheHabit.comOct 202303BikeRadarSRAM NX Eagle reviewApr 202104mantel.comSRAM NX Eagle 12 Speed Rear Derailleur reviews - Mantel—