Skip to content
An independent tractor referenceSpecifications. Sources. Side by side.
TractorStack.
Search
Find your tractor.
Menu ☰
Years in Production / 1977–1978
Big Bud
KT525
Explore the specifications, hardware, and original references for the Big Bud KT525.
No photo
525hp
Source index power
4x4 Only
Drive
1977–1978
Production years
Big Bud
Manufacturer
KT525 / 01
At a glance
Production
Four-wheel Drive (4WD) tractor
Built in Havre, Montana, USA
- Manufacturer
- Big Bud
Mechanical
Cab standard.
- Drive
- 4x4 4WD
- Steering
- hydrostatic power
Hydraulics
- Type
- open center
- Pump Flow
- 22 gpm83.3 lpm
- Total Flow
- 44 gpm166.5 lpm
- Steering Flow
- 22 gpm83.3 lpm
KT525 / 02
Under the hood
Engine Detail
Cummins
turbocharged intercooled diesel
6-cylinder
liquid-cooled
- Displacement
- 1150 ci18.8 L
- Bore Stroke
- 6.25x6.25 inches159 x 159 mm
- Power
- 525 hp391.5 kW
- Rated Rpm
- 2100
- Starter Type
- electric
- Cylinders
- 6
- Cooling
- liquid-cooled
Engine Options
Cummins 18.8L 6-cyl diesel
- Fuel Tank
- 525 gal1987.1 L
KT525 / 03
Gears & controls
Transmission
- Transmission
- Fuller Road Ranger
- Gears
- 13 forward and 2 reverse
KT525 / 04
Size. Stance. Footprint.
Dimensions And Tires
- Weight
- 43000 lbs19504 kg
- Front Tire
- 30.5x32
- Rear Tire
- 30.5x32
Tires And Tracks
- Front Ag
- 30.5x32
- Rear Ag
- 30.5x32