Nankang AR-1 Tire - 235/40ZR17 94W XL
The Nankang AR-1 is available in 12" to 21" with more sizes constantly being added.
The AR-1 is a faster, more refined track tyre, aimed at the track enthusiast who is hunting lap times.
With only one compound option and with all tyres being produced with 5.5mm tread depth, the AR-1 is positioning itself in amongst the greats of the track tyre market.
Used as a control tyre by championships like BMW 1 series SuperCup, Civic Challenge & Classic VW Cup as well as a podium winning tyre in open tyre series such as Tourismo X, BMWCCR and 750MC Club Enduro
As the Nankang range is ever evolving, the 2019 production 100TW tyres in 17" and above now contain a kevlar lining, this further increases stability and consistency. Designed to combat high intensity circuits such as Nurburgring and Spa.
The AR-1 has achieved EU tyre labelling giving it MSA List 1B approval
Optimum operating window 71-104 degrees celsius
Optimum camber settings between -1.0 to -3.0 degrees
HOT Pressure settings
<800kg 23 - 27.5psi
800-1000kg 24 - 32psi
1,000-1,400kg 27.5 - 37psi
1,400kg> 34 - 42psi
COLD Pressure settings
As above but use the highest stated figures by weight for your cold pressures. For example <800kg use 27.5 psi and work your way down after warm up laps.
Road Pressure settings
Use the car manufacturers guidelines.
When fitting, the yellow dot is the lightest part of the tyre so should be aligned with the valve stem on both aluminium and steel wheels to ensure that it is well balanced.
If you are having handling issues, please see the table below which may resolve your issue, remember to do this in small increments at a time
To reduce Over steer
|
Reduce rear pressures or increase front pressures
|
To increase Over steer
|
Increase rear pressures or reduce front pressures
|
To reduce Under steer
|
Reduce front pressures or increase rear pressures
|
To increase Under steer
|
Increase front pressures or reduce rear pressures
|