BRAKES 1978 CAB CHASSIS AND PICK UP BRAKE SYSTEM USAGE Tpzss 4 WHEEL DRIVE GASOUNE VEHICLE SPECIFICATIONS BRAKE SPECIFICATIONS MODEL REAR 0PTl0NALLV N0 W B G V W R WHEELS BASE AVAILABLE K M M0 JB 5 K JB 5 L K 209 03 I3I 5 6 800 Single JB 6 JB 7 I31 5 7 500 Single J B 7 i I3I 5 8 400 Single JB 7 I3 I 5 8 600 Single JB 8 131 5 9 200 Single JB 8 I31 5 10 000 Dual JB 8 135 5 8 600 Single JB 8 135 5 9 200 Single JB 8 135 5 9 ZOO Dual JB 8 135 5 10 000 Dual JB 8 K 03 E JB 8 Q K 309 43 9 200 Single JB 8 10 000 Duel JB 8 Truck has H D Brakes as std equipment No higher brake system available Truck has optionally avaliable H D Brakes RPO 55 WAREHOUSlNG AND DISTRIBUTION DIVISION OF GENERAL MOTORS CORPORATl0N LT TRLlCK 51 REV 2 83 4 21 c 4 000 GROuP