Heavy Duty

System ID Code JB7
Front Brake Type Disc, 12.50 x 1.26 inches
Rear Brake Type Duo-Servo Drum, 13.00 x 2.50 inches
Booster Type: Vacuum

System ID Code JD7
Front Brake Type Disc, 12.50 x 1.26 inches
Rear Brake Type Duo-Servo Drum, 13.00 x 2.50 inches
Booster Type: Hydraulic