1985 BRAKE SYSTEM USAGE CHART V I 1 A S TRUCK VEHICLE BRAKE SPECIFICATIONS MODEL WHEEL PAYLOAD GVW BRAKE MERCHANDISING N0 BASE mm RATING RATING RPO RPO I 10516 2553 1250 1500 1625 4900 JM5 510603 2750 1000 4200 JB1 10603 2750 4500 4500 JM7 J50 S10603 2750 1250 1500 1625 4900 JM5 J50 510803 2995 1000 4200 JB1 510803 2995 1000 4500 JM7 J50 510803 2995 1250 1500 1625 4900 JM5 J50 10653 3122 1000 4200 JB1 10653 3122 1000 4500 JM7 10653 3122 1250 1500 1625 4900 JM5 1985 BRAKE SYSTEM USAGE CHART I T TRUCK 1 VEHICLE BRAKE SPECIFICATIONS MODEL WHEEL PAYLOAD GVW BRAKE x N0 BASE mm RATING RATING RPO T10516 2553 1000 1625 5100 JM5 T10603 2750 1000 4500 JM7 T10603 2750 1250 1500 1625 5100 JM5 T10803 2995 1000 4500 JM7 T10803 2995 1250 1500 1625 5100 JM5 T10653 3122 1250 1500 1625 5100 JM5 1 I I i 1990 GENERAL MOTORS SERVICE PARTS 0PERAT 0NS LT TRUCK 52S 1 REV 10 90 4 153 4 955