C1500 14 C2500 14 C3500 14 C5000 6 C5000 Topkick 9 C6000 6 C6000 Topkick 11 C7000 7 C7000 Topkick 12 Forward Control 7 G1500 13 G2500 13 G3500 14 Jimmy 15 K1500 13 K2500 13 K3500 14 Motorhome Chassis 10 P3500 10 R1500 Suburban 11 R2500 Suburban 12 R3500 12 S15 13 S15 Jimmy 11 Safari 16 School Bus Chassis 9 Tracker 3 V1500 Suburban 11 V2500 Suburban 11 V3500 15 W4 3 W5 2 W6 1 W7 2