• 00 MAINTENANCE
• 05 DIAGNOSTICS
• 10 ENGINE UNIT
• 18 CLUTCH
• 21 GEARBOX
• 27 AXLE
• 33 BRAKING SYSTEM
• 41 STEERING
• 44 SUSPENSION AND WHEELS
• 50 AUXILIARY UNITS
• 55 ELECTRICAL EQUIPMENT
• 70 FITTINGS
• 72 PANELS AND FRAME