Trooper S 2WD V6-3.5L (2001)
Brake Rotor/Disc: Description and Operation
Parallelism
Front
Parallelism
Parallelism is the measurement of thickness of the rotor at four or more points around the circumference of the rotor. All measurements must be made
29 mm (1.14 inch) from the edge of the rotor.
The rotor thickness must not vary more than 0.010 mm (0.0004 inch) from point to point.
Maximum runout: 0.010 mm (0.0004 inch)
Rear
Parallelism
Parallelism is the measurement of thickness of the rotor at four or more points around the circumference of the rotor. All measurements must be made
22 mm (0.87 inch) from the edge of the rotor.
The rotor thickness must not vary more than 0.010 mm (0.0004 inch) from point to point.
Maximum parallelism: 0.001 mm (0.0004 inch)