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The Heart of the Tractor: Diesel Engines and Transmission Types
The powertrain is the core of a tractor's capability. Diesel engines are universal due to their high torque at low RPMs, fuel efficiency, and legendary durability. Transmission technology has evolved dramatically:
Gear Drive (Manual): Simple and durable, but requires clutching to change gears.
Power Shuttle: Allows on-the-go forward/reverse shifts without clutching using a lever or button.
Continuously Variable Transmission (CVT): The pinnacle of efficiency. It provides an infinite number of gear ratios, allowing the engine to run at its optimal speed for the task, maximizing fuel efficiency and productivity (e.g., John Deere AutoPowr, Fendt Vario).FAQ:Q: Why are tractor tires so large and filled with liquid?A: Large tires distribute the tractor's weight over a bigger area to prevent soil compaction. They are often ballasted (filled with water and anti-freeze or calcium chloride) to increase weight and traction for heavy pulling tasks without adding permanent weight that could damage the soil in…