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How Much Does a 3120 John Deere Tractor Weigh?

Published in Farm Tractor Weight 3 mins read

A John Deere 3120 farm tractor typically has a standard operating weight of 3,000 pounds (approximately 1,360 kg). This figure represents the machine's base weight without additional specialized configurations or heavy attachments.

Understanding John Deere 3120 Weight

The weight of a tractor is a critical specification, impacting its performance, stability, and transport requirements. While the 3120 model has a published standard operating weight, it's important to understand that this can fluctuate based on several factors.

Key Factors Influencing Tractor Weight

The final operational weight of a John Deere 3120 can differ from its standard specification due to:

  • Machine Configuration: Variations in factory options, such as cab enclosures versus open-station designs, different tire types (e.g., liquid-filled tires for added ballast), or the presence of front-wheel assist (FWD/4WD) versus two-wheel drive (2WD), can significantly alter the total weight.
  • Attachments and Implements: Adding implements like front-end loaders, backhoes, rotary tillers, plows, or heavy-duty hitches will increase the overall weight. For example:
    • A front-end loader can add several hundred to over a thousand pounds.
    • Rear-mounted implements also contribute to the total weight, shifting the center of gravity.
  • Ballast: Farmers often add ballast to tractors to improve traction and stability, especially when performing heavy-duty tasks or operating front-mounted implements. Common methods include:
    • Wheel Weights: Cast iron weights attached to the wheels.
    • Liquid Ballast: Filling tires with a solution (e.g., calcium chloride or beet juice) to add mass and lower the center of gravity.
    • Front Weights: Suitcase weights mounted on the front of the tractor to counterbalance rear implements.

John Deere 3120 Specifications at a Glance

To provide a comprehensive overview, here are some typical specifications for the John Deere 3120 farm tractor:

Specification Detail
Standard Operating Weight 3,000 lbs (1,360 kg)
Engine John Deere 4-cylinder Diesel
Horsepower (PTO) Approximately 65-70 HP
Drive 2WD (Standard), 4WD (Optional)
Fuel Capacity ~17.4 US gallons (65.9 L)
Manufacturer John Deere
Production Years 1969-1972

Note: Specific details like engine type and horsepower are approximate and can vary slightly based on the exact model year and region. For more detailed specifications, you can consult resources like TractorData.com.

Practical Implications of Tractor Weight

Knowing the exact weight of your John Deere 3120 is crucial for several practical applications:

  • Transportation: Accurate weight is essential for legal and safe transport on public roads, ensuring the tractor does not exceed vehicle weight limits for trailers or towing vehicles.
  • Traction and Stability: Proper weight distribution and total weight are vital for achieving optimal traction, especially in challenging soil conditions or when pulling heavy loads. It also ensures stability, reducing the risk of tipping.
  • Implement Compatibility: The tractor's weight helps determine its ability to safely handle and operate specific implements. Heavy implements require a tractor with sufficient ballast and overall weight to maintain balance and control.
  • Ground Pressure: The weight of the tractor, combined with tire size, affects the ground pressure it exerts. This is particularly important for minimizing soil compaction, which can negatively impact crop yield.

By considering these factors, owners and operators can gain a more accurate understanding of their John Deere 3120 tractor's true operating weight and its implications for various agricultural tasks.