The standard wheel pressure in a Tesla Model 3 is 2.9 bar (42 psi). V = velocity (km/h) Example - Wheel Pressure & Rolling Resistance Coefficient The rolling coefficients for air filled tires on dry roads can be estimatedĬ = 0.005 + (1 / p) (0.01 + 0.0095 (v / 100) 2) (3)
Ordinary car tires on concrete, new asphalt, cobbles small newĬar tire on solid sand, gravel loose worn, soil medium hard