Branson

Branson 6640C

The Branson 6640C is a utility tractor from the 40 Series produced since 2012. It features a Kukje 3.4L 4-cylinder diesel engine delivering 66 hp (49.2 kW) with a 24-speed syncro shuttle transmission. The tractor includes four-wheel drive, hydrostatic power steering, wet disc brakes, and a standard cab. It has a 24-gallon fuel tank and offers a PTO power of 57 hp (42.5 kW). The hydraulic system is open center with 2 mid valves and a pump flow of 11.1 gpm (42.0 lpm). The rear hitch is category II with position and draft control and a lift capacity of 4800 lbs (2177 kg). Dimensions include an 80-inch wheelbase, 142-inch length, 73-inch width, and 101-inch height, weighing 5825 lbs (2642 kg). Tires vary for agricultural, lawn/turf, and industrial use. Attachments include the BL40 front-end loader and Branson B9620 backhoe with detailed specifications. Electrical system is 12 volts with negative ground.
Power66 hp
Founded2012 - 2022
Model6640C

Technical Specifications

Detailed specifications and technical data for Branson 6640C

Power
Engine66 hp (49.2 kW)
PTO (claimed)57 hp (42.5 kW)
Engine
Typediesel, 4-cylinder, liquid-cooled
ModelKukje D3400NA
Power66 hp (49.2 kW)
Starterelectric
Fuel use2.4 gal/hour (9.1 l/hour)
Fuel tank24 gal (90.8 L)
Rated RPM2600
Air cleanerdry
Bore/Stroke3.858x4.449 inches (98 x 113 mm)
Compression19.5:1
Pre-heatingair heater
Displacement208 ci (3.4 L)
Starter volts12
Electrical
Groundnegative
Battery volts12
Hydraulics
Typeopen center
Pump flow11.1 gpm (42.0 lpm)
Mid valves2
Steering flow6.9 gpm (26.1 lpm)
Mechanical
Cabstandard
DriveFour-wheel drive
BrakesWet disc brakes
Steeringhydrostatic power
Production
TypeUtility tractor
Series40 Series
ManufacturerBranson
Years produced2012 -
Attachments
BackhoeBranson B9620 Backhoe
Swing Arc180°
Bucket force4575 lbs (2075 kg)
Digging depth121 inches (307 cm)
Backhoe weight1620 lbs (734 kg)
Loading height92 inches (233 cm)
Bucket Rotation180°
Front-end loaderBL40 Loader
Reach from pivot149 inches (378 cm)
Dipperstick force3175 lbs (1440 kg)
Loader attachmentquick disconnect
Loader dump angle68°
Loader reach dumped21.7 inches (55 cm)
Loader reach ground75.7 inches (192 cm)
Loader height at pin114.2 inches (290 cm)
Loader lift capacity3200 lbs (1451 kg)
Loader breakout force4651 lbs (2109 kg)
Loader rollback angle32°
Loader clearance level103.6 inches (263 cm)
Loader clearance dumped81.6 inches (207 cm)
2-Foot flat digging depth115 inches (292 cm)
Transmission
Typesyncro shuttle
Gears24 forward and reverse
Clutchdry disc
Tractor hitch
Controlposition and draft control
Rear TypeII
Rear lift4800 lbs (2177 kg)
Dimensions & Tires
Width73 inches (185 cm)
Height101 inches (256 cm)
Length142 inches (360 cm)
Weight5825 lbs (2642 kg)
Rear tire16.9-28
Wheelbase80 inches (203 cm)
Front tire12.5/80-18
Rear tread70 to 74.4 inches (177 to 188 cm)
Front tread70 to 74.3 inches (177 to 188 cm)
Ag rear tire16.9-28
Ag front tire12.5/80-18
Ground clearance15 inches (38 cm)
Lawn/turf rear tireLSW570x648
Industrial rear tire16.9-28
Lawn/turf front tire31x15.50-15
Industrial front tire12.5/80-18
Power Take-off (PTO)
Rear PTOindependent
Rear PTO Type540/670/1000 (1.375)