2012 John Deere 3720 Tractor Specifications and Features

If you’re considering the 2012 John Deere 3720, here’s what you need to know. This model is designed for those who require a versatile machine capable of handling various tasks with ease. Equipped with a 4-cylinder diesel engine, it delivers 36.8 horsepower, ensuring reliable performance for both small farms and property maintenance projects. With a hydrostatic transmission, the 3720 provides smooth control in any terrain, giving you flexibility and precision in your work.

The John Deere 3720 features a strong lifting capacity of 1,200 pounds at the 3-point hitch, allowing you to easily manage heavy-duty tasks. Its compact size makes it agile, yet powerful enough for larger attachments. Whether you’re using it with a loader or other implements, this model ensures stability and durability. The 4-wheel drive system adds to its overall performance, making it a solid choice for challenging conditions.

When it comes to fuel efficiency, the 3720’s 13.7-gallon tank ensures you can get through extended hours of operation without constant refueling. Coupled with its excellent ground clearance of 12.5 inches, it stands up to the demands of various terrains, making it ideal for both residential and agricultural work. The 2012 John Deere 3720 offers a balanced combination of power, functionality, and ease of use, making it a reliable investment for your equipment needs.

2012 John Deere 3720 Specs

The 2012 John Deere 3720 is designed for users who need power, reliability, and versatility in compact tractor applications. With a range of features that enhance both performance and comfort, this model stands out in its class.

• Engine: 3-cylinder, 2.4L Yanmar Diesel engine delivering 38.3 horsepower, perfect for handling demanding tasks with ease.
• Transmission: The 3720 comes with a fully synchronized 12F/12R transmission. This gives smooth shifting, offering a broad speed range from 0.75 to 17.4 mph.
• Hydraulic System: 7.5 gallons per minute flow rate with a hydraulic pressure of 2250 psi, providing ample power for loaders, implements, and other attachments.
• Lift Capacity: The rear 3-point hitch can lift up to 2,300 pounds, ensuring you can tackle heavy loads with ease.
• Dimensions: Compact yet capable, with a width of 55 inches and a height of 84 inches (to the top of the roll bar), offering easy maneuverability in tight spaces.
• Fuel Tank: A 13.5-gallon fuel tank provides extended work hours without frequent refueling stops.
• Cab Options: The 3720 is available with either an open station or a comfortable, fully enclosed cab for all-weather operation.

For those looking for a durable, versatile compact tractor that delivers both on performance and comfort, the 2012 John Deere 3720 remains a reliable choice. Whether you’re working on a farm, ranch, or large property, this model can handle a wide range of tasks with ease.

Engine Performance and Specifications of the 2012 John Deere 3720

The 2012 John Deere 3720 is powered by a 3-cylinder, 2.4L Yanmar diesel engine, delivering a solid 48 horsepower. This engine ensures a reliable performance for a variety of tasks, from landscaping to light construction work.

With a 2,400 RPM rated speed, the engine provides smooth power delivery across a wide range of operating conditions. The maximum torque of 132.7 lb-ft is available at 1,500 RPM, which offers substantial pulling power, making it well-suited for heavy-duty implements and attachments.

Engine cooling is handled by a liquid cooling system, designed to maintain optimal temperature even during extended operation. The fuel tank holds 12.5 gallons, providing enough capacity for long hours of work without frequent refueling.

The 2012 John Deere 3720 meets Tier 4 emissions standards, incorporating a closed-center hydraulics system to improve fuel efficiency while keeping emissions under control. This ensures it’s both powerful and environmentally compliant.

For better fuel economy and reduced operational costs, the 3720 features a high-efficiency air filtration system and advanced injection technology that optimizes fuel combustion, contributing to a cleaner and more efficient engine operation.

Hydraulic System Capacity and Functionality in the 2012 John Deere 3720

The hydraulic system in the 2012 John Deere 3720 offers a maximum flow rate of 11.8 gpm (44.7 L/min), providing robust power for various attachments. This capacity is ideal for handling tasks such as lifting, pushing, and performing operations that demand continuous flow. The system operates with a 2500 psi (172 bar) maximum pressure, allowing for optimal performance even under heavy loads.

One of the key features is the two-scat hydraulic valves, which enhance versatility by enabling the use of multiple implements at once. These valves are standard equipment on the 3720, ensuring smooth operation when combining attachments like loaders or rear implements. The dual rear remote hydraulic valves are also available for those needing extra functionality.

With a 3-point hitch capacity of 2,200 lbs (998 kg), the hydraulic system efficiently supports heavy-duty implements. The hydraulics also power the quick-attach front loader, which boasts a lift capacity of 1,250 lbs (567 kg) at full height, making it ideal for handling a range of front-mounted attachments.

Regular maintenance is crucial to keeping the hydraulic system in top condition. Check for leaks, ensure proper fluid levels, and inspect the hoses and connections for wear. These simple steps will help maintain the system’s longevity and performance. Proper fluid–John Deere Low Viscosity Hy-Gard or an equivalent–is recommended to ensure smooth operation under all conditions.

Transmission Options and Drive Mechanism in the 2012 John Deere 3720

The 2012 John Deere 3720 offers two key transmission options: the PowerReverser transmission and the Hydrostatic transmission. Both provide reliable performance and ease of use, catering to different operator preferences and work environments.

The PowerReverser transmission comes with a 12F/12R gear configuration, allowing smooth shifting between forward and reverse without the need for clutching. This feature is particularly useful when working in tight spaces or constantly changing direction. It operates with a synchronized shuttle, which reduces effort and increases productivity, making it a great choice for heavy-duty tasks requiring precise control.

The Hydrostatic transmission provides infinite speed control, offering smooth acceleration and deceleration through the use of pedals. It is ideal for operations that require frequent adjustments in speed, such as mowing or hauling light loads. The hydrostatic option offers simplicity and ease of use, with no need for manual gear shifting or clutching.

The 4WD drive mechanism ensures excellent traction and stability, especially in challenging terrain. It automatically distributes power to the wheels with the most traction, enhancing the tractor’s performance on slippery or uneven surfaces. This drive system allows the 3720 to handle a wide range of attachments and heavy-duty tasks, making it a versatile option for both agricultural and landscaping needs.

Whether you prefer the controlled precision of the PowerReverser or the seamless speed management of the Hydrostatic transmission, the 2012 John Deere 3720 provides flexible drive options to meet various operational needs. Both systems are built to withstand tough conditions while maintaining ease of use and minimal maintenance.