Ford 6640 Specifications
Engine Horsepower: 90 hp
Manufactured: 1991 to 1995
Ford 6640 Summary
The Ford 6640 is a utility tractor from the PowerStar 40 Series, produced between 1991 and 1995. It is equipped with a Ford 5.0L 4-cylinder diesel engine, offering a gross power of 90.7 hp and a net power of 85 hp. Manufactured in Basildon, England, it came in variants including the 6640S with an 8-speed economy transmission, the 6640SL with a 12-speed, and the 6640SLE with a 16-speed premium option.
Ford 6640 Horsepower, Weight, and Specifications:
Production
Where and when was the tractor manufactured?
- Manufacturer: Ford
- Utility tractor
- Built in Basildon, England
- Original price was $33,400 in 1998
Variants
What different versions of the tractor are available?
- 6640S: 8-speed economy
- 6640SL: 12-speed
- 6640SLE: 16-speed premium
Engine
What are the engine specifications?
- Ford 5.0L 4-cyl diesel
- Fuel tank: 25 gal (94.6 L)
- Fuel tank (ROPS optional): 52.7 gal (199.5 L)
- Fuel tank (cab optional): 46.9 gal (177.5 L)
Transmissions
What are the transmission options?
- 8-speed constant mesh
- 16-speed two-speed power shift
- 12-speed synchronized
- 16-speed four-speed power shift
Horsepower
What is the power output of the tractor?
- Engine (gross): 90.7 hp (67.6 kW)
- Engine (net): 85 hp (63.4 kW)
- PTO (claimed): 76 hp (56.7 kW)
- Drawbar (tested): 67.18 hp (50.1 kW)
- PTO (tested): 77.13 hp (57.5 kW)
Mechanical
What are the mechanical features?
- Drive: 4x2 2WD, 4x4 MFWD 4WD (optional)
- Final drives: inboard planetary
- Differential lock: mechanical (S), electro-hydraulic (SL/SLE)
- Power steering
- Brakes: mechanical (S), hydraulic wet disc (SL/SLE)
- Two-post foldable ROPS. Straddle-mount (6640S) or raised deck (SL/SLE)
- Comfort Command Cab optional with air-conditioning (SL/SLE)
Hydraulics
What are the hydraulic specifications?
- Type: open center (S/SL), closed center load sensing (SLE)
- Valves: 1 to 4
- Pump flow: 18.2 gpm (68.9 lpm), 21 gpm (79.5 lpm) for SLE
- Steering pressure: 2100 psi (144.8 bar)
Tractor Hitch
What is the hitch capacity?
- Rear Type: II
- Control: Position control and top-link draft sensing. Electronic lower-link sensing optional on 6640 SLE
- Rear lift (at 24"/610mm): 4200 lbs (1905 kg), 4439 lbs (2013 kg) optional, 6210 lbs (2816 kg) for SLE, 6564 lbs (2977 kg) optional for SLE
Power Take-off (PTO)
What are the PTO specifications?
- Rear PTO: independent
- Rear RPM: 540, 540/1000 optional
Dimensions & Tires
What are the dimensions and tire sizes?
- Wheelbase: 93 inches (236 cm)
- Weight: 7099 to 9121 pounds
- Front tire: 7.50-16
- Rear tire: 16.9-30
Electrical
What are the electrical specifications?
- Ground: negative
- Charging system: alternator
- ROPS Charging amps: 55
- Cab Charging amps: 100
- ROPS Batteries: 1
- Cab Batteries: 2
- Battery CCA: 800
- Battery volts: 12
Disclaimer: The information provided on this page may be less than 100% accurate. Always check the manufacturer's official manual.