Dakota 2WD L4-153 2.5L VIN K FI (1989)
Brake Disc: Specifications
Rotor Type
Ventilated
Rotor Diameter
Standard
10.7 in
Heavy Duty
11.4 in
Max. Runout
0.004 in
Check rotor lateral runout with a dial indicator. Excessive
lateral runout will cause brake pedal pulsation and rapid,
uneven wear of the brake shoes.
Max. Thickness Variation
0.0005 in
Measure rotor thickness at 8 to 12 points around the rotor
face
Min. Rotor Thickness
STAMPED ON ROTOR
Measure rotor thickness at the center of the brake shoe
contact surface. Replace the rotor if it is worn below
minimum thickness, or if refinishing would reduce thickness
below the allowable minimum
Fig 6 Checking Rotor Thickness Variation And Runout