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Ford 6640 Tractor Specs

New Holland / Ford

SKU:: Ford-6640-Tractor-Specs

Ford 6640 Tractor Specs Parts Serial Number

Fits Models:

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Part # Ford-6640-Tractor-Specs

Description:

Serial Number Location

The serial number for the Ford 6640 is located:

On the flat pad near the starter motor on the left side of the engine block or on the bell housing area near the transmission

Serial Numbers by Year:

Year	Serial Number
1991	BC68791
1992	BD02865
1993	BD35935
1994	BD65544

Key Specifications

Feature	Specification
Engine	5.0L (304 cu in) 4-cylinder diesel
Horsepower (Gross)	~85 HP (63.4 kW)
PTO Power	~76 HP (56.7 kW)
Transmission Options	8-speed economy, 12-speed standard, 16-speed premium
Fuel Capacity	25 gal (94.6 L)
Operating Weight	7,099 lbs (3,220 kg)

Hydraulic System

Feature	Specification
System Type	Open center
Pump Flow	18.2 gpm (68.9 lpm)
3-Point Hitch	Category II
Rear Lift Capacity	4,200 lbs (1,905 kg)

Dimensions

Feature	Measurement
Wheelbase	93 in (236 cm)
Length	162 in (411 cm)
Width	80 in (203 cm)
Height	107 in (271 cm)

Tire Sizes

Front: 7.50-16
Rear: 16.9-30

Key Features

High-Torque Diesel Power – 5.0L engine delivers reliable performance for heavy field and loader tasks
Transmission Versatility – Choose from 8-speed economy for simplicity or upgrade to 12- or 16-speed for refined control
Hydraulic Performance – 18.2 GPM flow supports loaders, lifts, and rear-mounted implements
Heavy Rear Lift – 4,200 lbs lift capacity at the 3-point gives the 6640 muscle for tillage and transport
Balanced for Utility – Excellent visibility, maneuverability, and control for farm, roadside, or municipal work

Common Replacement Parts

Shop quality Ford 6640 parts at Broken Tractor:

Engine

Filters, pistons, fuel injection pumps, thermostats, turbo components

Transmission

Clutch kits, shift linkages, solenoids (for 16-speed), gearbox seals

Hydraulics

Hydraulic pumps, lift cylinders, hoses, control valves, remote kits

Rear PTO & Hitch

PTO shafts, yokes, lift arms, stabilizers, draft control parts

Electrical

Starters, alternators, switches, dashboard displays, fuse blocks

Maintenance Schedule

Task	Recommended Interval
Engine Oil & Filter	Every 100 hours or annually
Fuel Filter Replacement	Every 200 hours
Air Cleaner Service	Monthly or more in dusty environments
Coolant System Flush	Every 2 years
Hydraulic Filter Change	Every 400 hours
Greasing Points	Weekly or before high-load work

Information Guide Only

Can’t Find What You’re Looking For?

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1-800-909-7060 Parts Request Form

Shipping & Return Policy

Do you need your part quickly? You're in luck! We have warehouses all over the country to ensure a quick and easy delivery time. Most of our parts ship from our warehouses the same day you place your order. And many times, orders are delivered in Two to Three days.

Our in house parts are manufactured following strict quality standards in our warehouse in Ohio. Parts such as hydraulic cylinders, pins, bushings, sheet metal, track adjusters, booms and dipper sticks are all ready to ship same day that they are purchased! With less time to wait for your shipment, you will be able to get back to work as quickly as possible.

Did you accidentally purchase the incorrect part? We offer returns and exchanges here at Broken Tractor. To proceed with a return, please call us toll free, and we will provide you with return authorization and a step by step return process for your convenience. We are more than happy to help you exchange your part for the correct one! Give us a call at 1-800-909-7060 and we would be pleased to help you.