Bicycle Drivetrain Builder

Apex 1 11-Speed Derailleur

Name: Apex 1 11-Speed
Brand: SRAM
Part Number: RD-APX-1-A1
Pull Ratio: 1.22
Max Tooth: 42
Chain Wrap: 31
Supports Multiple Front Chainrings No
Cable Pull Analysis
2024-12-08T18:15:16.159013 image/svg+xml Matplotlib v3.9.2, https://matplotlib.org/
Derailleur motion

Equivalent Derailleurs

Name Part Number Note
Rival 1 RD-RIV-1-A2 SRAM lists as compatible, and the 11-speed 1x road derailleurs appear to have identical mechanisms
Force 1 RD-FOR-1-A2 SRAM lists as compatible, and the 11-speed 1x road derailleurs appear to have identical mechanisms

Supported Combos

Combination Speeds Status Max Tooth Chain Wrap
SRAM Apex 1 11-Speed group 11 Supported 42 31

Other Combos

Combination Speeds Status Max Tooth Chain Wrap
Shimano SLX 12-Speed shifter/SRAM Apex 1 11-Speed derailleur 9 Has Potential 42 31
Shimano SLX 12-Speed shifter/SRAM Apex 1 11-Speed derailleur 10 Has Potential 42 31
SRAM SX 12-Speed shifter/Apex 1 11-Speed derailleur 9 Has Potential 42 31
SRAM SX 12-Speed shifter/Apex 1 11-Speed derailleur 10 Has Potential 42 31