Parking Brake System: Specifications

SPECIFICATIONS FOR DISC-TYPE PARKING BRAKE
Standard drum inner diameter 190.0 mm (7.48 in)
Maximum drum inner diameter (Repair limit) 191.0 mm (7.52 in)
Out-of-round measurement 0.04 mm (0.0016 in)
Runout measurement 0.1 mm (0.004 in.)
Minimum brake shoe lining thickness 1.5 mm (0.050 in)