Key Specifications
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Type: Automatic transmission with torque converter
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Gear Stages: 6 forward speeds + reverse
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Max Input Torque: Up to 2,300 Nm (vehicle-dependent)
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Operation: Hydrodynamic torque converter with optional integrated Voith retarder
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Weight: Approx. 500–550 kg
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Cooling: Integrated oil cooler for stable operation under heavy load and heat conditions
Performance & Features
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6-speed automatic shifting ensures optimum performance across a wide speed range.
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Hydrodynamic torque converter delivers seamless acceleration and reduced driveline wear.
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Integrated secondary retarder (available on most versions) reduces dependence on service brakes, extending brake life.
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Heavy-duty design supports long operating life with minimal downtime.
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Driver-friendly operation without a clutch pedal, reducing fatigue and training requirements.
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Optimized fuel economy through intelligent gear shifting and power transfer.
Typical Applications
The Voith 864.5 gearbox is commonly installed in:
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Heavy trucks for construction, distribution, and utility work
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City and intercity buses for smooth, efficient passenger service
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Specialist vehicles such as refuse trucks, fire engines, and airport service vehicles
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Mining and off-road transport requiring reliable automatic transmission under load
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