GX Eagle Rear Derailleur

Specifications

Manufacturer
SRAM
Name
GX Eagle Rear Derailleur
Series
GX Eagle
MPN
RD-GX-1-B2
Shifting Type
Cable
Chain Standard
SRAM Eagle
Weight (g)
290
Front Speeds
1
Cage Length
Long
Drivetrain Brand
Sram
Rear Speeds
12
Max Cog (T)
52

SRAM GX Eagle Rear Derailleur

Rear Derailleur

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Compatibility

This SRAM GX Eagle Rear Derailleur is a SRAM MTB rear derailleur. It requires a 12-speed drivetrain and compatible components. It is designed for cable shifting systems. For best performance, use with other GX Eagle components, though it is mechanically compatible with the parts listed below.

Compatible Shifters20

GX Eagle Trigger ShifterRecommended

SRAM

GX Eagle Trigger Shifter

  • Matches required 12-speed standard
  • Uses cable shifting type
GX Eagle Trigger Shifter | Single ClickRecommended

SRAM

GX Eagle Trigger Shifter | Single Click

  • Matches required 12-speed standard
  • Uses cable shifting type
ALFINE HYDRAULIC DISC BRAKE LEVER I-SPEC B CLAMP BANDCompatible

Shimano

ALFINE HYDRAULIC DISC BRAKE LEVER I-SPEC B CLAMP BAND

  • Uses cable shifting type
Apex Shift-Brake LeverCompatible

SRAM

Apex Shift-Brake Lever

  • Matches required 12-speed standard
  • Uses cable shifting type
ASSIST SWITCHCompatible

Shimano

ASSIST SWITCH

  • Uses cable shifting type
AX Shift Lever (SL-A1206-R)Compatible

LTWOO

AX Shift Lever (SL-A1206-R)

  • Matches required 12-speed standard
  • Uses cable shifting type
AX Shift Lever (SL-A1216-R)Compatible

LTWOO

AX Shift Lever (SL-A1216-R)

  • Matches required 12-speed standard
  • Uses cable shifting type
BRAKE LEVER I-SPEC EV CLAMP BANDCompatible

Shimano

BRAKE LEVER I-SPEC EV CLAMP BAND

  • Uses cable shifting type
BRAKE LEVER I-SPEC II CLAMP BANDCompatible

Shimano

BRAKE LEVER I-SPEC II CLAMP BAND

CUES HYDRAULIC BRAKE LEVER FOR SINGLECompatible

Shimano

CUES HYDRAULIC BRAKE LEVER FOR SINGLE

  • Uses cable shifting type
CUES HYDRAULIC DISC BRAKE LEVER I-SPEC II CLAMP BANDCompatible

Shimano

CUES HYDRAULIC DISC BRAKE LEVER I-SPEC II CLAMP BAND

  • Uses cable shifting type
CUES HYDRAULIC DUAL CONTROL LEVER FOR DOUBLECompatible

Shimano

CUES HYDRAULIC DUAL CONTROL LEVER FOR DOUBLE

  • Uses cable shifting type
DEORE BRAKE LEVER I-SPEC EVCompatible

Shimano

DEORE BRAKE LEVER I-SPEC EV

  • Uses cable shifting type
DEORE XT 3-FINGER HYDRAULIC DISC BRAKE LEVERCompatible

Shimano

DEORE XT 3-FINGER HYDRAULIC DISC BRAKE LEVER

  • Uses cable shifting type
DEORE XT BRAKE LEVERCompatible

Shimano

DEORE XT BRAKE LEVER

  • Uses cable shifting type
DEORE XT BRAKE LEVER I-SPEC EV CLAMP BANDCompatible

Shimano

DEORE XT BRAKE LEVER I-SPEC EV CLAMP BAND

  • Uses cable shifting type
DEORE XT SHIFT LEVER RIGHT I-SPEC EV 12sCompatible

Shimano

DEORE XT SHIFT LEVER RIGHT I-SPEC EV 12s

  • Matches required 12-speed standard
  • Uses cable shifting type
DEORE XT SHIFT LEVER RIGHT12sCompatible

Shimano

DEORE XT SHIFT LEVER RIGHT12s

  • Matches required 12-speed standard
  • Uses cable shifting type
DROPPER SEAT POST LEVERCompatible

Shimano

DROPPER SEAT POST LEVER

  • Uses cable shifting type
DROPPER SEAT POST LEVER CLAMP BAND MOUNTCompatible

Shimano

DROPPER SEAT POST LEVER CLAMP BAND MOUNT

  • Uses cable shifting type

Compatible Cassettes16

105 HG CASSETTE 12sCompatible

Shimano

105 HG CASSETTE 12s

  • Matches required 12-speed standard
ALFINE SINGLE SPROCKETCompatible

Shimano

ALFINE SINGLE SPROCKET

PG-1210 Eagle CassetteCompatible

SRAM

PG-1210 Eagle Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
PG-1230 Eagle CassetteCompatible

SRAM

PG-1230 Eagle Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1275 Eagle Cassette (CS-XG-1275-B1)Compatible

SRAM

XG-1275 Eagle Cassette (CS-XG-1275-B1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1275 Eagle Cassette (CS-XG-1275-C1)Compatible

SRAM

XG-1275 Eagle Cassette (CS-XG-1275-C1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1295 Eagle Cassette (CS-XG-1295-A3)Compatible

SRAM

XG-1295 Eagle Cassette (CS-XG-1295-A3)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1295 Eagle Cassette (CS-XG-1295-B1)Compatible

SRAM

XG-1295 Eagle Cassette (CS-XG-1295-B1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1299 Eagle Cassette (CS-XG-1299-A2)Compatible

SRAM

XG-1299 Eagle Cassette (CS-XG-1299-A2)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1299 Eagle Cassette (CS-XG-1299-B1)Compatible

SRAM

XG-1299 Eagle Cassette (CS-XG-1299-B1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XG-1299 Eagle Cassette (CS-XG-1299-C1)Compatible

SRAM

XG-1299 Eagle Cassette (CS-XG-1299-C1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XS-1270 Eagle Transmission CassetteCompatible

SRAM

XS-1270 Eagle Transmission Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
XS-1275 Eagle Transmission CassetteCompatible

SRAM

XS-1275 Eagle Transmission Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
XS-1295 Eagle Transmission CassetteCompatible

SRAM

XS-1295 Eagle Transmission Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
XS-1297 Eagle Transmission CassetteCompatible

SRAM

XS-1297 Eagle Transmission Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard
XS-1299 Eagle Transmission CassetteCompatible

SRAM

XS-1299 Eagle Transmission Cassette

  • Matches required 12-speed standard
  • Uses sram eagle standard

Compatible Chains18

GX Eagle ChainRecommended

SRAM

GX Eagle Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
GX Eagle Transmission Flattop ChainRecommended

SRAM

GX Eagle Transmission Flattop Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
ALFINE DOUBLE PULLEY CHAIN TENSIONERCompatible

Shimano

ALFINE DOUBLE PULLEY CHAIN TENSIONER

ALFINE SINGLE FIXED PULLEY CHAIN TENSIONERCompatible

Shimano

ALFINE SINGLE FIXED PULLEY CHAIN TENSIONER

Eagle 70 Transmission Flattop ChainCompatible

SRAM

Eagle 70 Transmission Flattop Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
Eagle PowerLockCompatible

SRAM

Eagle PowerLock

  • Matches required 12-speed standard
  • Uses sram eagle standard
Eagle S100 ChainCompatible

SRAM

Eagle S100 Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
Eagle S200 ChainCompatible

SRAM

Eagle S200 Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
Eagle S500 ChainCompatible

SRAM

Eagle S500 Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
Eagle Transmission PowerLockCompatible

SRAM

Eagle Transmission PowerLock

  • Matches required 12-speed standard
  • Uses sram eagle standard
NX Eagle ChainCompatible

SRAM

NX Eagle Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
X0 Eagle Transmission Flattop ChainCompatible

SRAM

X0 Eagle Transmission Flattop Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
X01 Eagle ChainCompatible

SRAM

X01 Eagle Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
XX Eagle Transmission Flattop ChainCompatible

SRAM

XX Eagle Transmission Flattop Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
XX SL Eagle Transmission Flattop ChainCompatible

SRAM

XX SL Eagle Transmission Flattop Chain

  • Matches required 12-speed standard
  • Uses sram eagle standard
XX1 Eagle Chain (CN-EAGL-XX1-A1)Compatible

SRAM

XX1 Eagle Chain (CN-EAGL-XX1-A1)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XX1 Eagle Chain (CN-EAGL-XX1-A2)Compatible

SRAM

XX1 Eagle Chain (CN-EAGL-XX1-A2)

  • Matches required 12-speed standard
  • Uses sram eagle standard
XX1 Eagle Chain (CN-EAGL-XX1-A3)Compatible

SRAM

XX1 Eagle Chain (CN-EAGL-XX1-A3)

  • Matches required 12-speed standard
  • Uses sram eagle standard

Compatible Cranksets20

GX Eagle CranksetRecommended

SRAM

GX Eagle Crankset

  • Matches required 12-speed standard
GX Eagle E-MTB Crank AssemblyRecommended

SRAM

GX Eagle E-MTB Crank Assembly

GX EAGLE POWER METER CRANKSETRecommended

SRAM

GX EAGLE POWER METER CRANKSET

  • Matches required 12-speed standard
ALFINE CRANKSET WITH CHAIN GUARDCompatible

Shimano

ALFINE CRANKSET WITH CHAIN GUARD

Apex 1 Wide CranksetCompatible

SRAM

Apex 1 Wide Crankset

  • Matches required 12-speed standard
DEORE XT CRANKSET 176 MM Q-FACTOR 55 MM CHAIN LINE 12sCompatible

Shimano

DEORE XT CRANKSET 176 MM Q-FACTOR 55 MM CHAIN LINE 12s

  • Matches required 12-speed standard
Eagle 70 Transmission CranksetCompatible

SRAM

Eagle 70 Transmission Crankset

  • Matches required 12-speed standard
Eagle 70 Transmission E-MTB Crank AssemblyCompatible

SRAM

Eagle 70 Transmission E-MTB Crank Assembly

Eagle 90 Transmission CranksetCompatible

SRAM

Eagle 90 Transmission Crankset

  • Matches required 12-speed standard
Eagle 90 Transmission E-MTB Crank AssemblyCompatible

SRAM

Eagle 90 Transmission E-MTB Crank Assembly

Eagle S100 Crank AssemblyCompatible

SRAM

Eagle S100 Crank Assembly

Eagle S100 CranksetCompatible

SRAM

Eagle S100 Crankset

  • Matches required 12-speed standard
Eagle S200 CranksetCompatible

SRAM

Eagle S200 Crankset

  • Matches required 12-speed standard
Eagle S200 DUB Crank AssemblyCompatible

SRAM

Eagle S200 DUB Crank Assembly

  • Matches required 12-speed standard
Eagle S500 CranksetCompatible

SRAM

Eagle S500 Crankset

  • Matches required 12-speed standard
Force 1 AXS Power MeterCompatible

SRAM

Force 1 AXS Power Meter

  • Matches required 12-speed standard
Force 1 AXS Power Meter CranksetCompatible

SRAM

Force 1 AXS Power Meter Crankset

  • Matches required 12-speed standard
Force 1 AXS Wide Power Meter CranksetCompatible

SRAM

Force 1 AXS Wide Power Meter Crankset

  • Matches required 12-speed standard
Force 1 Crankset (FC-FRC-1-D2)Compatible

SRAM

Force 1 Crankset (FC-FRC-1-D2)

  • Matches required 12-speed standard
Force 1 Crankset (FC-FRC-1-E1)Compatible

SRAM

Force 1 Crankset (FC-FRC-1-E1)

  • Matches required 12-speed standard

Frequently Asked Questions

What fits with SRAM GX Eagle Rear Derailleur?

SRAM GX Eagle Rear Derailleur is compatible with shifters, cassettes, chains, cranksets that match its technical standards. Most importantly, it requires matching 12-speed components.

Can I use a higher or lower speed chain with SRAM GX Eagle Rear Derailleur?

No, SRAM GX Eagle Rear Derailleur requires a 12-speed chain. Chains for different speeds have different external widths and internal profiles, which will cause poor shifting or mechanical interference.

Does this SRAM GX Eagle Rear Derailleur work with electronic shifting like Di2 or AXS?

No, this is a mechanical cable-actuated component. Electronic systems use internal motors and proprietary signals that are physically and electrically incompatible with mechanical components.

Can I mix SRAM GX Eagle Rear Derailleur with Road components?

While some mechanical standards (like cassette spacing at certain speeds) may overlap, SRAM GX Eagle Rear Derailleur is optimized for MTB use. Mixing with Road parts often fails due to differing pull ratios and chainlines.