Versatile in ordine cronologico

• Engine: Chrysler 5.2L, 318 ci, 8-cylinder, gas;
• HP: 100;
• Weight: 14,500 lb (6577 kg).

• Engine: Ford 5.9L, 363 ci, 6-cylinder, diesel;
• HP: 100;
• Weight: 14,500 lb (6577 kg).

• Engine: Cummins V6, 352 ci, diesel;
• HP: 118.

Model: G125

• Engine: Ford V8 6.4L, 391 ci, gasoline;
• HP: 125.

Model: D145

• Engine: Cummins V8, 470 ci, diesel;
• HP: 145.

• Models: 118, 125, 145;
• Engine: Cummins V6/V8, Ford 6.4L;
• HP: 118, 125, 145;
• Weight: 13,000-16,000 lb (5896-7257 kg).