Settings that work best for me so far ...
Game
----
FFB - 5
Steering - Simulation
power steering off
abs - 1
all other assists - off
Wheel
-----
Sensitivity (SEn): off
Force feedback strength (FF): 100
Vibration strength (Sho): 100
Drift mode (dri): 0
ABS: 45
Linearity (Lin): 0
Deadzone (dEA): 0
Spring (SPr): -3
Damper (dPr): -3
Game
----
FFB - 5
Steering - Simulation
power steering off
abs - 1
all other assists - off
Wheel
-----
Sensitivity (SEn): off
Force feedback strength (FF): 100
Vibration strength (Sho): 100
Drift mode (dri): 0
ABS: 45
Linearity (Lin): 0
Deadzone (dEA): 0
Spring (SPr): -3
Damper (dPr): -3