| Main group | |
| 100 | ENGINE AND SUSPENSION |
| 101 | CRANKCASE AND CYLINDERS HEAD |
| 102 | FUEL INJECTION SYSTEM |
| 103 | LUBRIFICATION SYSTEM |
| 104 | COOLING SYSTEM |
| 181 | CLUTCH |
| 212 | GEARBOX |
| 243 | TRANSMISSION-TO-AXLE PROPELLER SHAFT |
| 274 | BRIDGE AND AXLE SHAFTS |
| 331 | BRAKES |
| 381 | TRAILER AND COVERS |
| 412 | STEERING |
| 443 | SUSPENSION AND WHEELS |
| 501 | CLIMATE CONTROL |
| 551 | ENGINE IGNITION SYSTEM |
| 552 | ENGINE STARTING EQUIPMENT |
| 553 | GENERATOR |
| 554 | LIGHTING |
| 555 | APPARATUS AND ELECTRIC CONTROLS |
| 600 | SISTEMI ELETTRICI HV |
| 681 | TOOLS |
| 700 | BODYSHELL AND PLATES |
| 701 | DISPLAY UNITS AND WINDOWS |
| 705 | INTERNAL TRIM |
| 706 | SEATS |
| 707 | BODY EXTERIOR TRIMS |