Yanmar AF645 Tractor

Manufacturer Yanmar
Price -
Model AF645
Equipment Type -
Factory

YANMAR AF645 POWER

Engine 45hp / 33.6kW

ENGINE DETAIL

The Yanmar AF645 tractor features a robust 4TNV94 diesel engine with a displacement of 2.8L, delivering 45hp at a rated RPM of 2500, providing a balance of power and efficiency suitable for mid-sized farming operations. The electric starter with 12 volts ensures reliable starting in various conditions, which is an advantage for users in remote areas. However, the compact power output may limit its use in heavy-duty applications; thus, operators should assess load requirements before deployment.

Description Yanmar 4TNV94 diesel 4-cylinder liquid-cooled
Displacement 168.1ci / 2.8L
Power 45hp / 33.6kW
Rated RPM 2500
Starter electric
Starter volts 12

YANMAR AF645 ENGINE

The Yanmar AF645 features a robust 2.8L four-cylinder diesel engine, offering reliable torque and fuel efficiency for various agricultural tasks. With a 17.2-gallon fuel tank, this tractor boasts extended operational range, ideal for long-duration fieldwork without frequent refueling. However, its compact size may limit heavy-duty applications, making it best suited for small to medium farms or specialized tasks.

Description Yanmar 2.8L 4-cyl diesel
Fuel tank 17.2gal / 65.1L

TRANSMISSION

The Yanmar AF645 tractor features a power shuttle transmission with 18 gears in both forward and reverse, allowing for enhanced versatility and precision in maneuvering. The hydraulic wet disc clutch provides smooth engagement and reduces wear, leading to improved durability in demanding conditions. However, the complexity of the power shuttle system may require more extensive maintenance, making it crucial to have a trained technician for repairs.

Type power shuttle
Gears 18 forward and reverse
Clutch hydraulic wet disc

MECHANICAL

The Yanmar AF645 tractor features a 4x4 MFWD drivetrain, ensuring enhanced traction and stability on varied terrains. Its 18-speed power shuttle transmission allows for smooth gear transitions and optimal power delivery, beneficial for both fieldwork and transport. The mechanical wet disc brakes provide reliable stopping power, while the air-conditioned cab improves operator comfort for extended hours in the field, although maintenance on the brake system could be more complex than traditional systems.

Chassis 4x4 MFWD 4WD
Steering power
Brakes mechanical wet disc
Cab Cab standard with air-conditioning.
Transmission 18-speed power shuttle

TRACTOR HITCH

Rear Type I
Control position control
Rear lift 3754lbs / 1702kg

POWER TAKE-OFF (PTO)

Rear PTO independent
Rear RPM 564/756 / 1073 (1.375)

YANMAR AF645 TIRES

The Yanmar AF645 tractor is equipped with standard agricultural tires, with front dimensions of 8-15 and rear dimensions of 13.6-28, providing optimal traction and stability for various farming applications. This tire configuration enhances performance on uneven terrain, facilitating effective tilling and plowing. However, operators must be cautious of potential soil compaction and choose tire pressure accordingly to minimize adverse effects on crop health.

Standard tires (ag) Front: 8-15. Rear: 13.6-28

DIMENSIONS

Wheelbase 74.8inches / 189cm
Length 136.4inches / 346cm
Width 63inches / 160cm
Height 96.9inches / 246cm
Weight 4883lbs / 2214kg
Ground clearance 14inches / 35cm
Front tread 47.2 to 58.3inches / 119to 148 cm
Rear tread 50 to 63.7inches / 127to 161 cm

DIMENSIONS & TIRES

The Yanmar AF645 features a 74.8-inch wheelbase, which provides stability and maneuverability, particularly in tight agricultural spaces. Weighing 4,883 lbs, it has a robust construction suited for heavy-duty tasks, but this weight may hinder transportability. The tire configuration, with 8-15 front and 13.6-28 rear sizes, enhances traction and ground engagement, making it advantageous for uneven terrains or heavy pulling applications.

Wheelbase 74.8inches / 189cm
Weight 4883lbs / 2214kg
Front tire 8-15
Rear tire 13.6-28

ELECTRICAL

Ground negative
Battery volts 12
Battery AH 110


Last Updated 2025-01-01
Stephen is a passionate tractor hobbyist with a deep-seated love for all things mechanized and agricultural. Growing up in a rural setting, he developed a fascination with these mighty machines that have played a crucial role in shaping the farming industry.

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