RPO DESCRIPTION RPO DESCRIPTION X54 Engine Alarm System 0340 Front Springs 6000 X56 Front Bumper Construction Includes Towing 0341 Front Springs 8000 Device 0343 Front Shock Absorbers X57 Custom Interior Convenience Group Includes 0402 Single Speed Rear Axle GMC H150 1500 Seat Trim Roof Trim Sunshades Door Trim 0407 Single Speed Rear Axle GMC H150 15000 and Floor Mat 0411 2 Speed Rear Axle GMC T150 15000 X58 Cab Insulation 0412 Single Speed Rear Axle GMC H135 13500 X59 Cab Heavy Duty Insulation 0418 Auxiliary Rear Springs 3000 2 1 2 Z12 Speedometer Driven Gear and Fitting 0419 Auxiliary Rear Springs 40001 3 l Z20 Engine Conversion K19 to Base Engines 0424 Single Speed Rear Axle Timken G161 16000 Z50 Heavy Duty Frame Reinforcement 0428 2 Speed Rear Axle Timken G361 16000 Z51 Heavy Duty 14000 GVW 0439 Rear Shock Absorbers 252 Full Foam seat 0448 Rear Spring Heavy Duty 15000 2 1 2 l Z53 Ammeter Oil Pressure and Temperature Gauge 0449 RGB PTli l9 HBBVV DUTY 17500 2 1 2 254 25 500 GVW 0450 Rear Spring Heavy Duty 18400 I3 255 Special venieie identification Number Plate 0451 Rear Spring 1 ieavv Dutv 20800 i3 255 1 1 2 Ton 15000 11 Gvw 0452 Rear Spring Heavy Duty 22000 3 l 257 Heavy Duty 24QQO Gvw 0461 Single Speed Rear Axle Eaton E16121 17000 259 Heavy Duty 21000 GVW 0466 2 Speed Rear Axle GMC T150 15000 Z60 Custom Includes Seat Trim Sunshade 0487 2 SP d RW A l 55 0 510221 17000 Lighter Hub Cans Rear window giass 0490 H150 Rear Axle with 15 x 5 Brakes Headlining Duai Horns coat Hooks and 0494 Single Speed Rear Axle Chevrolet 17000 Horn Biowing Ring 0495 2 Speed Rear Axle Chevrolet 17000 261 Custom Appearance Includes Chrome Trim Rad 0503 S ml T Bu Brake 0 Yl Griiie W S Midg cab Trirn panei Steering 0506 Front Brake Limiting and Quick Release Valve wheei and Horn Ring 0508 Low Air Pressure Buzzer 262 Custom Comfort and Convenience Includes 0515 Vacuum Reserve Tank Foam Seat Nylon Trim Lighter Arm Rest 0519 Tractor Break Away Valve and Trailer Emergency Door Lock Sunshade and Insulation Brake C m l Z63 Cab 0520 Power Brakes Z65 2 Unit Body 0521 Full Air Brakes 267 Speedometer Driven Gear Adapter 0525 Heavv Dutv Brake B st r Z69 Motor Home Chassis Conversion 0530 Emergency Air Brake Z70 3 4 Ton Special 7800 GVW 0606 Engine Alarm System Z71 1500 GVW 0613 Clutch 13 Heavy Duty Z72 Vacuum Reserve Tank Gauge and Warning Light 0619 Clutch 12 Heavy Duty Z73 Heavy Duty 5000 GVW 0659 62 Amp Generator Z74 Heavy Duty 20000 GVW 0682 Engine DH468 Z76 Heavy Duty 27500 GVW 0685 55 Amp Generator Z77 Heavy Duty 32000 GVW 0690 Engine Oil Cooler Z78 Heavy Duty 41000 GVW 0728 Transmission 5 Speed New Process 540GL Z79 Heavy Duty 45000 GVW 0729 Transmission 5 Speed New Process 540GL 281 Camper Special Includes ni o s 261 262 V37 0741 Transmission 5 S d New Pr s 540013 C42 C14 v60 D29 i 5g 51 050 and 0742 Transmission 5 speed New Process 540GD Tinted Windshield 0770 Transmission 4 Speed Two Shoe Hand Brake 282 Heavy Duty 3900011 Gvw 0775 Transmission 4 Speed New Process 435 284 custom Sport Truck 0801 Dual Vertical Exhaust 285 Haavy Duty 13000 54 GVW 0802 20 Gallon Fuel Tank 286 Haavy Duty 22000 11 Gvw 0803 30 Gallon Fuel Tank 288 GMC Conversion 0901 Hydraulic Power Steering ZJ8 Dual Rear Wheel Conversion 0902 Steering Wheel 22 0131 Stake Hack Body 1006 22 5 x 6 00 Wheel 10 Bolt Disc Tubeless 0135 Auxiiiery Seat One passenger 1011 20 x 6 00 Wheel 10 Bolt Disc Tube 0137 Auxiiiary Seat Tvvo passenger 1012 22 5 x 6 00 Wheel 6 Stud Disc Tubeless 0141 RH Door Safety Lock 1013 22 5 x 6 75 Wheel 6 Stud Disc Tubeless 0142 Cab corner Windows 1015 20 x 6 00 Wheel Heavy Duty 6 Stud Disc Tube 0143 Cab Rear Window izuii width 1020 20 x 6 5 Wheel Cast Steel Firestone FL or Budd 0153 Full Foam Seat Cushion BW rub V 0154 1 uii Foam Seat cushion 1025 22 5 x 6 75 Wheel Cast Steel Tubeless 0160 Laminated Giass 1026 20 x 6 5 Wheel 5 Degree Cast Steel Tube 0163 Tinted Windsnieid Giass 1029 20 x 7 00 Wheel 5 Degree 10 Stud Disc Tube Q164 outside Rear View Mirror Duai 6 X 16 1030 20 x 7 50 Wheel 5 Degree 10 Stud Disc Tube 0155 compartment Lock instrument panei 1034 20 x 7 00 Wheel Cast Steel Firestone FL or 0167 zspeed w s Wiper and Washer Budd BW Tube 0170 Interior Convenience Group Includes Arm Rest 1030 20 0 5 Wh 10 B d Disc lFl t Fl Sunshade Seat Trim Trim Panels and Floor 0 Budd BW Mat 1037 20 x 7 0 Wheel 10 Stud Disc Firestone FL 0172 Insulation or Budd BW 0199 Haavy Duty Cab Lifting Torsion Bar 1038 20 x 7 5 Wheel 10 Stud Disc Firestone FL 0202 Frame Reinforcement Outside Inverted L Type Budd BW 0210 Heavy Duty Frame 1041 Tire Carrier 0326 Fr0m prir1gg 9 1048 Spare Wheel 10 Bolt Disc Tubeless wv 0334 Front Axle 5000 1049 Spare Wheel 10 Bolt Disc Tube 0335 Front Axle 7000 1050 Spare Rim Tubeless 197O CHEVROLET MOTOR DIVISION GENERAL MOTORS CORPORATlON P A 31S 102