Campagnolo Ekar 13-Speed

Part Number	RD21-EK13
Pull Ratio	1.28
Curve Coefficients	10.46, 1.208, 0.01310, -0.000364
Physical Low Limit	10.46
Physical High Limit	56.14
Pull Ratio Averaged Across Pulling Runs	1.278 +/- 0.009
Pull Ratio Averaged Across Relaxing Runs	1.286 +/- 0.014
Pull Ratio Averaged Across All Runs	1.282 +/- 0.015
Pull Ratio 95% Confidence Interval	1.268 to 1.297

Pull Curve

Pull Ratio Curve. Second smallest and second largest cog positions marked by dots

Yaw Curve

Pull Ratio Runs

2021-10-06 11-05 AM Pulling

Raw Measurement Data

Data and best fit line, excluding points taken at limits

2021-10-06 3-38 pm Relaxing

Raw Measurement Data

Data and best fit line, excluding points taken at limits

2024-10-06 4-38 pm Pulling

Raw Measurement Data

Data and best fit line, excluding points taken at limits

2024-10-06 4-48 pm Relaxing

Raw Measurement Data

Data and best fit line, excluding points taken at limits

2024-10-06 4-57 pm Pulling

Raw Measurement Data

Data and best fit line, excluding points taken at limits

2024-10-06 5-06 pm Relaxing

Raw Measurement Data

Data and best fit line, excluding points taken at limits

Yaw Runs

2024-08-25 08-27

Raw Measurement Data

Data and best fit line

2024-08-25 08-45

Raw Measurement Data

Data and best fit line

2024-08-25 08-49

Raw Measurement Data

Data and best fit line