Tractive Force Calculator
SI — Nm · kg
Imperial — lb·ft · lbs
Vehicle A
Dyno data
RPM
Torque (Nm)
+ add point
save csv
load csv
Transmission
Preset
— custom —
Miata 5-speed (1990–2005)
Miata 6-speed (1999–2005)
ZF S5D 320Z 5-speed (BMW E36/E46/E39/Z3)
ZF GS6-37BZ 6-speed (BMW E46 330i ZHP)
ZF 8HP45 8-speed auto (BMW/Chrysler/Dodge)
Tire size
/
R
Drivetrain η
92%
Vehicle B
Dyno data
RPM
Torque (Nm)
+ add point
save csv
load csv
Transmission
Preset
— custom —
Miata 5-speed (1990–2005)
Miata 6-speed (1999–2005)
ZF S5D 320Z 5-speed (BMW E36/E46/E39/Z3)
ZF GS6-37BZ 6-speed (BMW E46 330i ZHP)
ZF 8HP45 8-speed auto (BMW/Chrysler/Dodge)
Tire size
/
R
Drivetrain η
92%
Traction limit lines
(optional — requires vehicle mass)
Vehicle A traction limit
Mass
kg
Tire
— select tire —
Yokohama Advan A052
Bridgestone RE-71RS
Nankang Sportnex CR-S v2
Falken Azenis RT660+
Falken Azenis RT660
Kumho Ecsta V730
BFGoodrich g-Force Rival S 1.5
Hankook Ventus RS-4
Goodyear Eagle F1 SuperCar 3R
Pirelli P Zero Trofeo R
Nankang AR-1
Nitto NT01 / Toyo RA-1
Toyo Proxes RR
Toyo Proxes R888R
Maxxis Victra RC-1
Hoosier A7 (autocross)
Hoosier R7 (road race)
Yokohama Advan A055
Hoosier A8 / R8
— enter μ manually —
μ range
–
Vehicle B traction limit
Mass
kg
Tire
— select tire —
Yokohama Advan A052
Bridgestone RE-71RS
Nankang Sportnex CR-S v2
Falken Azenis RT660+
Falken Azenis RT660
Kumho Ecsta V730
BFGoodrich g-Force Rival S 1.5
Hankook Ventus RS-4
Goodyear Eagle F1 SuperCar 3R
Pirelli P Zero Trofeo R
Nankang AR-1
Nitto NT01 / Toyo RA-1
Toyo Proxes RR
Toyo Proxes R888R
Maxxis Victra RC-1
Hoosier A7 (autocross)
Hoosier R7 (road race)
Yokohama Advan A055
Hoosier A8 / R8
— enter μ manually —
μ range
–
Plot curves
Tractive force vs speed comparison.
F = T(rpm) · G
gear
· G
final
· η / r
wheel
· Traction limit = μ · mass · g · Shaded band = μ min–max · Vehicle A = solid lines · Vehicle B = dashed lines · Torque interpolated linearly between data points