This SAE Recommended Practice covers passive torque biasing axle and center differentials used in passenger car and light truck applications. Differentials are of the bevel gear@ helical gear and planetary types although other configurations are possible. Purpose To provide a common means to define@ measure and quantify the operating characteristics of torque biasing differentials.
SAE J2817-2019 history
1970SAE J2817-2019 Definition and Measurement of Torque Biasing Differentials
2008SAE J2817-2008 Definition and Measurement of Torque Biasing Differentials