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AGCO Allis 6680

The AGCO Allis 6680 is a utility tractor built by SAME and distributed by AGCO Allis from 1991 to 1997. It belongs to the 6600 Series and was built in Italy. The tractor features a 4.0L 4-cylinder air-cooled diesel engine producing 79.27 hp (59.1 kW). It offers multiple transmission options including 12-speed synchromesh, 24-speed, 16-speed, and 30-speed partial power shift. The tractor has two- or four-wheel drive, mechanical foot-actuated rear differential lock, power steering, hydraulic wet disc brakes, and a cab with air-conditioning. Fuel capacity is 28.27 gallons (107.0 L) and hydraulic system capacity is 15.2 gallons (57.5 L). The rear hitch is type II/I with position and draft control and a rear lift capacity of 6,790 lbs (3079 kg). The PTO is independent with 540/1000 RPM options. Dimensions include a 2WD wheelbase of 96.4 inches (244 cm), 4WD wheelbase of 92.8 inches (235 cm), length of 161 inches (408 cm), width of 82.4 inches (209 cm), and height of 111.2 inches (282 cm). Shipping weight ranges from 6,724 to 7,385 lbs depending on configuration. Standard tires vary by drive type. Electrical system features a 12-volt battery and 55 amp alternator. Original price was approximately $40,000 in 1997.
AGCO Allis 6680tractorutility tractorSAME engine4.0L diesel79 hptransmissiondimensionshydraulicsPTOfarm tractor
Power79 hp
Founded1991 - 1997
Model6680

Technical Specifications

Detailed specifications and technical data for AGCO Allis 6680

Power

Engine:79.27 hp (59.1 kW)
PTO (tested):72.7 hp (54.2 kW)
PTO (claimed):72.7 hp (54.2 kW)
Drawbar (tested):62.09 hp (46.3 kW)

Tires

Standard tires (ag):Front: 7.50-18. Rear: 16.9R34 (2WD), Front: 14.9R24. Rear: 16.9R34 (4WD)

Engine

Type:diesel
Model:SLH 1000.4-A
Power:79.27 hp (59.1 kW)
Cooling:air-cooled
Idle RPM:650-2710
Cylinders:4-cylinder
Rated RPM:2500
Air cleaner:dry element
Bore/Stroke:4.13x4.55 inches (105 x 116 mm)
Compression:17:1
Displacement:244 ci (4.0 L)
Oil capacity:9.7 qts (9.2 L)
Starter power:4.7 hp (3.5 kW)
Starter volts:12

Weight

2WD Shipping:6,724 lbs (3050 kg)
4WD Shipping:7,385 lbs (3349 kg)
2WD Max capacity:11,464 lbs (5200 kg)
4WD Max capacity:12,015 lbs (5450 kg)

Capacity

Fuel:28.27 gal (107.0 L)
Hydraulic system:15.2 gal (57.5 L)

Variants

5680:ROPS
6680:Cab
Explorer II 80:similar SAME model

Dimensions

Width:82.4 inches (209 cm)
Height:111.2 inches (282 cm)
Length:161 inches (408 cm)
2WD Wheelbase:96.4 inches (244 cm)
4WD Wheelbase:92.8 inches (235 cm)
Ground clearance:17.6 inches (44 cm)

Electrical

Ground:negative
Battery AH:100
Battery volts:12
Charging amps:55
Charging system:alternator

Hydraulics

Type:open center
Valves:2
Capacity:15.2 gal (57.5 L)
Pressure:2610 psi (180.0 bar)
Pump flow:11.1 gpm (42.0 lpm)

Mechanical

Cab:standard with air-conditioning
Drive:Two- or four-wheel drive
Brakes:Hydraulic wet disc brakes
Power steering:Yes
Differential lock:mechanical foot-actuated rear

Production

Type:Utility tractor
Series:6600 Series
Built in:Italy
Distributor:AGCO Allis
Manufacturer:SAME
Original price:$40,000 in 1997
Years produced:1991 - 1997

Transmission

Type:synchromesh
Gears:12 forward and reverse
Clutch:305mm dry disc
Details:Four synchronized gears in three ranges.
Options:12-speed synchromesh, 24-speed, 16-speed, 30-speed partial power shift
Oil capacity:61 qts (57.7 L)
Additional gears:24 forward and 12 reverse, 16 forward and reverse, 30 forward and reverse partial power shift
Partial power shift details:Five gears (1-5) in three ranges (L/M/H) with high-low power shift.

Tractor hitch

Control:position and draft control with lower-link sensing
Rear Type:II/I
Rear lift (at ends):6,790 lbs (3079 kg)

Power Take-off (PTO)

Clutch:124.5mm hydraulic wet disc
Rear PTO:independent
Engine RPM:540@2200, 1000@2450
Rear PTO Type:540/1000 (1.375)

Related Models

AGCO Allis 6670

Model:6670

AGCO Allis 6690

Model:6690