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Branson 6640C to 8050 specifications

Entries in this reference
Listing-entry count
4
Short answer

Branson 6640C to 8050: tractors.

Selected configuration figures
ConfigurationDocumented field and quantity
6640C
Power
66 hp
Weight
5,825 lb
7845C
Power
78 hp
Weight
6,250 lb
7845R
Power
78 hp
Weight
5,752 lb
8050
Power
78 hp
Weight
7,910 lb
6640C to 8050 specification matrix — Listing labels reported by the source
Publisher nameSource guideListing-entry countLabels named by the source
Branson6640C to 805046640C, 7845C, 7845R, and 8050
Engine
Specification6640C7845C7845R8050
Fuel tank24 gal23.8 gal23.8 gal31.7 gal
EngineKukje 3.4L 4-cyl dieselKukje 3.4L 4-cyl dieselKukje 3.4L 4-cyl dieselKukje 3.4L 4-cyl diesel
Transmission and speeds
Specification6640C7845C7845R8050
Transmission24-speed syncro shuttle16-speed sychronized shuttle16-speed sychronized shuttle16-speed syncro shuttle
Typesyncro shuttlesychronized shuttlesychronized shuttlesyncro shuttle
Gears24 forward and reverse16 forward and reverse16 forward and reverse16 forward and reverse
Clutchdry discwet discwet discwet disc
Power
Specification6640C7845C7845R8050
Engine66 hp78 hp78 hp78 hp
PTO (claimed)57 hp64 hp64 hp65 hp
Mechanical
Specification6640C8050
Steeringhydrostatic powerhydrostatic power
Specification6640C7845C7845R8050
MechanicalFour-wheel drive; Wet disc brakes; Cab standardFour-wheel drive; Power steering; Wet disc brakes; Cab standard with air-conditioningFour-wheel drive; Power steering; Wet disc brakes; Two-post foldable ROPSFour-wheel drive; Wet disc brakes; Cab standard with air-conditioning
Hydraulics
Specification6640C8050
Typeopen centeropen center
Mid valves22
Specification6640C7845C7845R8050
Pump flow11.1 gpm12.4 gpm12.4 gpm14.5 gpm
Steering flow6.9 gpm8.3 gpm8.3 gpm8 gpm
Tractor hitch
Specification6640C7845C7845R8050
Rear TypeIIIIIIII
Controlposition and draft controlposition and draft controlposition and draft controlposition and draft control
Specification6640C8050
Rear lift4,800 lb5,000 lb
Specification7845C7845R
Rear Armstelescopic lower linkstelescopic lower links
Power take-off (PTO)
Specification6640C7845C7845R8050
Rear PTOindependentindependentindependentindependent
Rear PTO Type540/670/1000 (1.375)540/540E/1000540/540E/1000540/760 (1.375)
Dimensions & Tires
Specification6640C7845C7845R8050
Wheelbase80 in86.6 in86.6 in88 in
Weight5,825 lb6,250 lb5,752 lb7,910 lb
Front tire12.5/80-1811.2x2411.2x2411.2R24
Rear tire16.9-2816.9x3016.9x3018.4R30
Attachments
Specification6640C7845C7845R
attachmentsfront-end loader; backhoefront-end loaderfront-end loader
Electrical
Specification6640C7845C7845R8050
Groundnegativenegativenegativenegative
Battery volts12121212
Specification7845C7845R
Charging systemalternatoralternator
Charging amps7070
Engine Detail
Specification6640C7845C7845R8050
Displacement208 cu in208 cu in208 cu in208 cu in
Bore/Stroke3.858x4.449 in / 98 x 113 mm3.85x4.44 in / 98 x 113 mm3.85x4.44 in / 98 x 113 mm3.858x4.449 in / 98 x 113 mm
Power66 hp78 hp78 hp78 hp
Air cleanerdrydry dual elementdry dual elementdry
Starterelectricelectricelectricelectric
Starter volts12121212
Engine DetailKukje D3400NA; diesel; 4-cylinderKukje D3400T10-UTC-3; turbocharged diesel; 4-cylinderKukje D3400T1-UTR-3; turbocharged diesel; 4-cylinderKukje D3400T5; turbocharged diesel; 4-cylinder
Specification6640C
Fuel use2.4 gal/hour
Specification6640C8050
Pre-heatingair heaterair heater
Compression19.5:118.5:1
Rated RPM26002500
Branson 6640C Tires
Specification6640C
Ag front12.5/80-18
Ag rear16.9-28
Lawn/turf front31x15.50-15
Lawn/turf rearLSW570x648
Industrial front12.5/80-18
Industrial rear16.9-28
Dimensions and weight
Specification6640C7845C7845R8050
Length142 in152.7 in152.7 in157 in
Ground clearance15 in18.3 in18.3 in16.7 in
Specification6640C7845C8050
Width73 in74.5 in76 in
Specification6640C8050
Height101 in106 in
Front tread70 to 74.3 in / 177 to 188 cm72 in
Rear tread70 to 74.4 in / 177 to 188 cm72 in
Specification7845C7845R
Height (ROPS)102.6 in102.6 in
Specification7845R
Height (cab)107.8 in
Branson 7845C Tires
Specification7845C
Standard tires (ag)Front: 11.2x24 Rear: 16.9x30
Branson 7845R Tires
Specification7845R
Standard tires (ag)Front: 11.2x24 Rear: 16.9x30
Branson 8050 Tires
Specification8050
Ag front11.2R24
Ag rear18.4R30
Variants — Source comparison annotation
Source guideDiffering-field count reported
6640C to 805051
Ratios
Figure6640C7845C7845R8050
Engine horsepower per 1,000 lb of weight11.312.513.69.9
PTO power as a share of engine power86%82%82%83%
Pump flow per engine horsepower0.17 gpm0.16 gpm0.16 gpm0.19 gpm
Fuel tank per engine horsepower0.36 gal0.31 gal0.31 gal0.41 gal
Reference directory classification
Equipment grouptractor
Owner experience with the 6640C to 8050 — Historical owner-entry sample
IndexEntry queriedReviewsForum discussionsFirst review in sampleLast review in sample
TractorByNet6640C tractor25Nov 14, 2013Nov 28, 2013
ModelOwner ratingForum discussionsModel years reviewedPros named more than onceCons named more than once
6640C4.5 of 5 from 2 owner reviews5 (5,636 views)2012named once each: but got one for 15 on ebaynamed once each: labor are covered for 4 yrs
6640C to 8050: forum references — Forum-title search
Forum indexEquipment class queriedNames in the searchMatching titles
TractorByNettractorBranson and the 7845 line that the 6640C, 7845C, 7845R, 8050 belongs to (no title names the exact model). That is too few titles to say what owners mostly ask about, so the most recent are listed instead20
Used market for the 6640C to 8050 — Dated first-page listing snapshot
Observation dateListing sourceEquipment searchListings
2026-09-24TractorHouseBranson tractor1
ModelListedModel yearsLowest askingHighest askingMedian askingMedian hours
7845C12020$34,800$34,800$34,800778
6640C to 8050: recall reference — Dated CPSC search
Search dateDatabaseNames queriedSearch result
2026-09-24U.S. Consumer Product Safety CommissionBranson together with the tractor 6640C, 7845C, 7845R, 8050No matching recall in this search

Sources for this page

Evidence classDocument, classification and recorded date
Reference site
  • Reference site: Branson 6640C — TractorData. Observed 2026-09-24.
Reference site
  • Reference site: Branson 7845C — TractorData. Observed 2026-09-24.
Reference site
  • Reference site: Branson 7845R — TractorData. Observed 2026-09-24.
Reference site
  • Reference site: Branson 8050 — TractorData. Observed 2026-09-24.
Owner reports
Forum threads
Used-market listings
Federal agency data
Recorded observations — Historical TractorByNet review observation
Reference scopeEquipment typeReviewed label in sourceOwner entriesAverage owner scoreScale maximumReported cons
6640C, 7845C and 7845Rtractor6640C24.55No con named by multiple reviewers
Forum-title snapshot
Observation fieldRecorded value
Title count20
Forum indexesTractorByNet
Search wordingthe 6640C to 8050 tractor
Latest title quoted by the referenceBranson 7845 Electric Wiring And Fuse Problems

Branson 6640C to 8050: Configuration records

6640C
SpecificationSource figure
Engine
Fuel tank24 gal
Transmission and speeds
Transmission24-speed syncro shuttle
Gears24 forward and reverse
Clutchdry disc
Power
PTO (claimed)57 hp
Mechanical
Steeringhydrostatic power
Hydraulics
Mid valves2
Pump flow11.1 gpm
Steering flow6.9 gpm
Type — Hydraulicsopen center
Tractor hitch
Rear TypeII
Controlposition and draft control
Rear lift4,800 lb
Power take-off (PTO)
Rear PTOindependent
Rear PTO Type540/670/1000 (1.375)
Dimensions & Tires
Front tire12.5/80-18
Rear tire16.9-28
Electrical
Groundnegative
Battery volts12
Engine Detail
Displacement208 cu in
Bore/Stroke3.858x4.449 in / 98 x 113 mm
Fuel use2.4 gal/hour
Air cleanerdry
Pre-heatingair heater
Compression19.5:1
Rated RPM2600
Starterelectric
Starter volts12
Tires
Ag front12.5/80-18
Ag rear16.9-28
Lawn/turf front31x15.50-15
Lawn/turf rearLSW570x648
Industrial front12.5/80-18
Industrial rear16.9-28
Dimensions and weight
Length142 in
Width73 in
Height101 in
Ground clearance15 in
Front tread70 to 74.3 in / 177 to 188 cm
Rear tread70 to 74.4 in / 177 to 188 cm
Additional specifications
EngineKukje 3.4L 4-cyl diesel
Typesyncro shuttle
MechanicalFour-wheel drive; Wet disc brakes; Cab standard
Wheelbase80 in
Weight5,825 lb
Attachmentsfront-end loader; backhoe
Power66 hp
Engine DetailKukje D3400NA; diesel; 4-cylinder

Source

7845C
SpecificationSource figure
Engine
Fuel tank23.8 gal
Transmission and speeds
Transmission16-speed sychronized shuttle
Gears16 forward and reverse
Clutchwet disc
Power
PTO (claimed)64 hp
Hydraulics
Pump flow12.4 gpm
Steering flow8.3 gpm
Tractor hitch
Rear TypeII
Controlposition and draft control
Rear Armstelescopic lower links
Power take-off (PTO)
Rear PTOindependent
Rear PTO Type540/540E/1000
Dimensions & Tires
Front tire11.2x24
Rear tire16.9x30
Electrical
Groundnegative
Battery volts12
Charging systemalternator
Charging amps70
Engine Detail
Displacement208 cu in
Bore/Stroke3.85x4.44 in / 98 x 113 mm
Air cleanerdry dual element
Starterelectric
Starter volts12
Tires
Standard tires (ag)Front: 11.2x24 Rear: 16.9x30
Dimensions and weight
Length152.7 in
Width74.5 in
Ground clearance18.3 in
Height (ROPS)102.6 in
Additional specifications
EngineKukje 3.4L 4-cyl diesel
Typesychronized shuttle
MechanicalFour-wheel drive; Power steering; Wet disc brakes; Cab standard with air-conditioning
Wheelbase86.6 in
Weight6,250 lb
Attachmentsfront-end loader
Power78 hp
Engine DetailKukje D3400T10-UTC-3; turbocharged diesel; 4-cylinder

Source

7845R
SpecificationSource figure
Engine
Fuel tank23.8 gal
Transmission and speeds
Transmission16-speed sychronized shuttle
Gears16 forward and reverse
Clutchwet disc
Power
PTO (claimed)64 hp
Hydraulics
Pump flow12.4 gpm
Steering flow8.3 gpm
Tractor hitch
Rear TypeII
Controlposition and draft control
Rear Armstelescopic lower links
Power take-off (PTO)
Rear PTOindependent
Rear PTO Type540/540E/1000
Dimensions & Tires
Front tire11.2x24
Rear tire16.9x30
Electrical
Groundnegative
Battery volts12
Charging systemalternator
Charging amps70
Engine Detail
Displacement208 cu in
Bore/Stroke3.85x4.44 in / 98 x 113 mm
Air cleanerdry dual element
Starterelectric
Starter volts12
Tires
Standard tires (ag)Front: 11.2x24 Rear: 16.9x30
Dimensions and weight
Length152.7 in
Ground clearance18.3 in
Height (ROPS)102.6 in
Height (cab)107.8 in
Additional specifications
EngineKukje 3.4L 4-cyl diesel
Typesychronized shuttle
MechanicalFour-wheel drive; Power steering; Wet disc brakes; Two-post foldable ROPS
Wheelbase86.6 in
Weight5,752 lb
Attachmentsfront-end loader
Power78 hp
Engine DetailKukje D3400T1-UTR-3; turbocharged diesel; 4-cylinder

Source

8050
SpecificationSource figure
Engine
Fuel tank31.7 gal
Transmission and speeds
Transmission16-speed syncro shuttle
Gears16 forward and reverse
Clutchwet disc
Power
PTO (claimed)65 hp
Mechanical
Steeringhydrostatic power
Hydraulics
Mid valves2
Pump flow14.5 gpm
Steering flow8 gpm
Type — Hydraulicsopen center
Tractor hitch
Rear TypeII
Controlposition and draft control
Rear lift5,000 lb
Power take-off (PTO)
Rear PTOindependent
Rear PTO Type540/760 (1.375)
Dimensions & Tires
Front tire11.2R24
Rear tire18.4R30
Electrical
Groundnegative
Battery volts12
Engine Detail
Displacement208 cu in
Bore/Stroke3.858x4.449 in / 98 x 113 mm
Air cleanerdry
Pre-heatingair heater
Compression18.5:1
Rated RPM2500
Starterelectric
Starter volts12
Tires
Ag front11.2R24
Ag rear18.4R30
Dimensions and weight
Length157 in
Width76 in
Height106 in
Ground clearance16.7 in
Front tread72 in
Rear tread72 in
Additional specifications
EngineKukje 3.4L 4-cyl diesel
Typesyncro shuttle
MechanicalFour-wheel drive; Wet disc brakes; Cab standard with air-conditioning
Wheelbase88 in
Weight7,910 lb
Power78 hp
Engine DetailKukje D3400T5; turbocharged diesel; 4-cylinder

Source

More in Branson: 1905–2515, 5520C/5520CH/5520R, 3015H–3725H.