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1979 BIG BUD 400/30
300 HP or Greater Tractors
USD $120,000
Rental Prices:
Monthly: USD $25,000
Engine Hourly: USD $140
Hours: 1,405
Rear Remote Hydraulics: 4
Transmission Type: Powershift
Drive: 4WD
Serial Number: DT13C00111111
Engine Horsepower: 400 HP
Description: Very Nice Clean Big Bud
Updated engine. Just went through our shop and checked out. Ready to go to the field.
Updated: Tuesday, June 02, 2026 11:36 AM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Hours: 5,000
Transmission Type: Powershift
Drive: 4WD
Serial Number: 7875
Engine Horsepower: 600 HP
Front Tire Configuration: Singles
Description: 600 hp, 4WD, cab, clark 8420 4 speed w/ torq converter, 4 scv, no 3pt/PTO, Cummings QSX15 600 hp engine with 1850 hours, aftermarket high flow (90 ...
Updated: Thursday, July 16, 2026 10:00 AM
Location: Conrad, Montana, USA
Seller: Frontline Ag Solutions
Hours: 5,000
Rear Remote Hydraulics: 4
Transmission Type: Powershift
Drive: 4WD
Serial Number: 8006
Engine Horsepower: 600 HP
Description: VERY CLEAN LOW HOUR BIG BUD
600 HORSE POWER
READY TO GO TO WORK
55 GPM HYD Flow
New injectors, Fuel pump rebuild and main and Rod bearings
Updated: Thursday, June 04, 2026 04:18 PM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Hours: 1,339
Transmission Type: Powershift
Drive: 4WD
Engine Horsepower: 600 HP
Tires or Tracks: Tires
Front Tire Configuration: Quads
Description: Big Bud 600/50 Cummings Twin Disc Powershift , Updated Hydrs. Engine and transmission rebuilt at 1300 hours ago , quad 20.8X42 tires
Updated: Thursday, July 16, 2026 09:42 AM
Location: New Underwood, South Dakota, USA
Seller: New Underwood Ag Supply
Hours: 5,000
Rear Remote Hydraulics: 4
Transmission Type: Powershift
Drive: 4WD
Serial Number: 7952
Engine Horsepower: 600 HP
Description: Great running Big Horse power
This Big Bud has had lots of updates in the last 3 years. It is ready to go to work.
Updated: Tuesday, June 02, 2026 11:36 AM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Hours: 4,169
Drive: 4WD
Serial Number: CT35C51101080
Engine Horsepower: 600 HP
Description: Big Bud 600/50 (the picture shows 525/50 on hood but has been upgraded). S/N CT35C51101080 Tag#1692704 Hrs 4169.This has a new 110 Gal Hyd system u...
Updated: Thursday, June 04, 2026 04:18 PM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Drive: 4WD
Serial Number: COMING SOON
Engine Horsepower: 600 HP
Front Tire Configuration: Singles
Rear Tire Configuration: Singles
Description: BIG BUD 600/50 TRACTOR, 4WD, POWERSHIFT, RECETNLY REBUILT WITH MANY UPGRADES! NEW PAINT AND INTERIOR UPDATES, TIRES - TRELLEBORG 900-32/75.
Updated: Tuesday, June 02, 2026 11:36 AM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Drive: 4WD
Serial Number: COMING SOON
Engine Horsepower: 525 HP
Rear Tire Configuration: Duals
Description: big bud 600/50 w/30.5/32 duals new rebuilt and repaint
Updated: Thursday, June 04, 2026 04:18 PM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Drive: 4WD
Engine Horsepower: 250 HP
Serial Number: 190963
Condition: Used
Description: BIG BUD HN250 4WD Tractor
• Cummins 14.0L 6 cylinder 350 HP diesel engine
• Full 12 speed standard transmission
• 4WD
• Hydrostatic power steer...
Updated: Tuesday, July 07, 2026 12:52 PM
Location: Waskatenau, Alberta, Canada
Seller: Hammerstrap Industries Inc.
Hours: 10,342
Rear Remote Hydraulics: 4
Transmission Type: Gear Drive
Drive: 4WD
Serial Number: 7710
Engine Horsepower: 320 HP
Description:
Updated: Thursday, June 04, 2026 04:18 PM
Location: Havre, Montana, USA
Seller: Big Equipment Co
Hours: 1,873
Transmission Type: Powershift
Drive: 4WD
Serial Number: 5253406B
Engine Horsepower: 525 HP
Description: 1,873 hours since full rebuild
Goodyear 24.5R32 duals
Red Dot AC system
Cat 3406 engine
pulls well, ready to go to work
fully redone in a Cate...
Updated: Monday, April 20, 2026 09:39 AM
Location: Newton, Iowa, USA
Seller: Mid Iowa Equipment
