SRAM GX 10-Speed

Part Number RD-GX-T21-A1
Pull Ratio 1.33
Curve Coefficients 12.47, 1.160, 0.00901, -0.000136
Physical Low Limit 12.47
Physical High Limit 52.74
Pull Ratio Averaged Across Pulling Runs 1.326 +/- 0.003
Pull Ratio Averaged Across Relaxing Runs 1.336 +/- 0.003
Pull Ratio Averaged Across All Runs 1.331 +/- 0.010
Pull Ratio 95% Confidence Interval 1.321 to 1.341
Data Video https://youtu.be/S54ap--bayU
Analysis Video https://youtu.be/B8jEOt5SXKg
Pull Curve
Pull Ratio Curve. Second smallest and second largest cog positions marked by dots

Runs

2024-05-05 09-47 Pulling

Raw Measurement Data
Data and best fit line, excluding points taken at limits

2024-05-05 09-58 Relaxing

Raw Measurement Data
Data and best fit line, excluding points taken at limits

2024-05-05 15-12 Pulling

Raw Measurement Data
Data and best fit line, excluding points taken at limits

2024-05-05 15-19 Relaxing

Raw Measurement Data
Data and best fit line, excluding points taken at limits

2024-05-05 15-31 Pulling

Raw Measurement Data
Data and best fit line, excluding points taken at limits

2024-05-05 15-46 Relaxing

Raw Measurement Data
Data and best fit line, excluding points taken at limits