1. HARVESTING EQUIPMENT 2. ROTARY COMBINES 3. TR COMBINE 4. (TR86) - TWIN ROTOR COMBINE (7/84-3/94) 5. (23) - FOUR WHEEL DRIVE SYSTEM Select section (23) - FOUR WHEEL DRIVE SYSTEM New Holland: (048) - POWERED REAR AXLE (049) - POWERED REAR AXLE HYDRAULICS (050) - VALVE (612328) ASSEMBLY (051) - MOTOR (770358) ASSEMBLY (052) - TORQUE HUB (769596) ASSEMBLY (053) - TORQUE HUB (769595) ASSEMBLY sale parts diagram catalog online construction equipment excavator tractor