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Lot # LL1227
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Jul 01, 2026 (CDT)
Serial Number: 660T-1580
Description: Hesston 6600 Self-Propelled Windrower, Perkins 4-Cyl, Water-cooled Diesel Engine, Hydrostatic Drive Transmission, 14" Header, Steel On Rubber Crimp...
Updated: Wednesday, July 01, 2026 02:40 PM
Location: Schuyler, Nebraska
Seller: Big Iron
Lot # 12476
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Apr 29, 2026 01:57 PM (CDT)
Serial Number: UNKOWN
Stock Number: R6371
Header Included: Yes
Description: Selling Hesston 6600 Diesel Swather.
Comes with 16' Header (note Missing Belts/Various Parts).
4-cylinder Diesel Engine.
Hydro Transmission.
21...
Updated: Wednesday, April 29, 2026 02:13 PM
Location: Wauneta, Nebraska
Seller: Midwest Equipment Auctions
Lot # 551
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Mar 31, 2026 (CDT)
Serial Number: 660T
Description: Hesston 6600 Self Propelled Windrower 4-Cylinder Diesel Engine, Hydrostatic Drive, 14Ft Head, Steel Conditioner, 21.5-16.1 Drive Tires, Unknown Hou...
Updated: Tuesday, April 07, 2026 12:44 PM
Location: Kearney, Nebraska
Seller: Adam Marshall Auctioneers, LLC
Lot # KQ9331
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Sep 10, 2025 (CDT)
Cutting Width: 14 ft
Serial Number: 660T
Description: Hesston 6600 Self-Propelled Windrower W/Trailer, 4-Cyl Diesel Engine, 2-Speed Hydrostatic Transmission, AC, Radio, 14’ Head W/Rubber On Steel Condi...
Updated: Thursday, September 11, 2025 08:02 AM
Location: Chadron, Nebraska
Seller: Big Iron
Lot # GH9195
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Dec 18, 2024 (CST)
Cutting Width: 14 ft
Serial Number: 660T
Description: Hesston 6600 Self-Propelled Windrower, Perkins 4 Cylinder, Diesel, Water Cooled Engine, 2 Forward Speeds, 2 Reverse Speeds, Hydrostatic Transmissio...
Updated: Friday, December 20, 2024 06:55 AM
Location: Gering, Nebraska
Seller: Big Iron
Lot # 610
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Sat, Dec 07, 2024 (CST)
Stock Number: 610
Description: Diesel, Runs - Drove it off the trailer
14' Head Quantity: 1
Updated: Saturday, December 07, 2024 02:09 PM
Location: Wetmore, Kansas
Seller: Wischropp Auctions
Lot # ER8043
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Oct 23, 2024 (CDT)
Cutting Width: 16 ft
Serial Number: 660T02314
Description: Hesston 6600 swather / windrower, Serial: 660T-02314, Chrysler HB 225/704, Serial: E224394, Cylinders: 6, Fuel type: Gas, Hydrostatic, Two speed tr...
Updated: Wednesday, October 23, 2024 01:32 PM
Location: Kinsley, Kansas
Seller: Purple Wave
Lot # 4807
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Jul 10, 2024 12:33 PM (CDT)
Serial Number: 2849
Stock Number: UE1739
Description: Hesston 6600 Diesel Swather.
All equipment is sold in as is condition.
Updated: Friday, September 27, 2024 05:40 PM
Location: Austin, Colorado
Seller: Cutting Edge Auctions LLC
Lot # 3474
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Thu, May 02, 2024 10:02 AM (CDT)
Cutting Width: 14 ft
Serial Number: 2214
Header Included: Yes
Fuel Type: Diesel
Header Manufacturer: HESSTON
Description: Hesston 6600 Windrower
- Self Propelled
- 2WD
- 14' Header
- Diesel Engine
- Part of a ranch liquidation sale
- Loading assistance availa...
Updated: Friday, September 27, 2024 03:19 PM
Location: Paonia, Colorado
Seller: Mainwest Equipment
Lot # 8821
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Thu, May 02, 2024 10:02 AM (CDT)
Cutting Width: 16 ft
Serial Number: 2156
Conditioner: Yes
Conditioner Type: Steel
Header Included: Yes
Header Manufacturer: HESSTON
Description: Hesston 660T Windrower
- Unknown hours
- Four cylinder diesel engine
- Enclosed cab
- 16' cutting width
- Steel conditioners
- 21.5L-16 fro...
Updated: Friday, September 27, 2024 05:56 PM
Location: Paonia, Colorado
Seller: Mainwest Equipment
Lot # 12
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:May 02, 2024 (CDT)
Serial Number: 660T
Description: Heston 6600 Swather
W/ 14ft header, conditioner, A/C cab
Serial Number: 660T
Updated: Thursday, May 02, 2024 01:05 PM
Location: Bosque, New Mexico
Seller: J & J Auctioneers
Lot # 3491
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Apr 10, 2024 01:25 PM (CDT)
Serial Number: 3534
Header Included: Yes
Description: Hesston 6600 windrower
selling for local retirement
Runs and operates well
Driven 25 miles to town
Clean unit for age
Slant 6 Chrysler
...
Updated: Friday, September 27, 2024 05:31 PM
Location: David City, Nebraska
Seller: Kobza Online Auctions
Lot # 4016
1980 HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Nov 08, 2023 12:20 PM (CST)
Cutting Width: 14 ft
Serial Number: UNKNOWN
Conditioner: Yes
Conditioner Type: Steel
Header Included: Yes
Header Manufacturer: HESSTON
Description: Hesston 6600 Windrower Hydro (Ser.# ?) Cab/Cooler, 14’ Head, Steel Condition
Rolls, Chrysler Slant 6-Cyl on Propane w/Tank - Not Running
Updated: Friday, September 27, 2024 03:27 PM
Location: Elwood, Nebraska
Seller: Heartland Partners Realty & Auctioneers
Lot # NP9679
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Nov 01, 2023 (CDT)
Cutting Width: 16 ft
Serial Number: 660T 2382
Description: Hesston 6600 swather / windrower
Hours: Unknown
Serial: 660T 2382
Engine
Cylinders: 4
Fuel type: Diesel
Transmission
Hydrostatic
Features
...
Updated: Friday, February 16, 2024 10:49 AM
Location: Pfeifer, Kansas
Seller: Purple Wave
Lot # GT8893
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Oct 04, 2023 (CDT)
Serial Number: 660T
Description: Hesston 6600 Self-Propelled Windrower, Perkins 4-Cylinder, Diesel, Water Cooled Engine, Hydrostatic Transmission, 2WD, 21.5L-16.1 Front Tires, 7.60...
Updated: Friday, February 16, 2024 07:56 AM
Location: Pavillion, Wyoming
Seller: Big Iron
Lot # 152
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Sep 05, 2023 (CDT)
Serial Number: 660T185
Description: Model: 6600.
Updated: Tuesday, July 07, 2026 04:02 PM
Location: Sobieski, Wisconsin
Seller: Hansen Auction Group
Lot # 2038
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Jul 10, 2023 (CDT)
Serial Number: 660T185
Description: Model: 6600
Updated: Tuesday, July 07, 2026 04:00 PM
Location: Sobieski, Wisconsin
Seller: Hansen Auction Group
Lot # HY4265
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Jun 21, 2023 (CDT)
Serial Number: 660T
Description: Make
Hesston
Model
6600
Serial Number
660T
Hesston 6600 Self-Propelled Windrower, Perkins Diesel, Water Cooled Engine, Hydrostatic, Self-Prop...
Updated: Wednesday, February 14, 2024 07:37 PM
Location: Delphos, Kansas
Seller: Big Iron
Lot # 9415
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Jun 07, 2023 12:53 PM (CDT)
Cutting Width: 14 ft
Serial Number: 660T-755
Stock Number: c3
Description: Hesston 6600 swather Chrystler slant 6 gas engine. runs, drives and steers well. used in 2022 to cut 18ac of alfalfa. always kept inside. The man r...
Updated: Friday, September 27, 2024 05:13 PM
Location: Ord, Nebraska
Seller: Wolf Inc. Auction & Real Estate
Lot # 9504
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, May 24, 2023 02:13 PM (CDT)
Cutting Width: 14 ft
Serial Number: 660T-3037
Header Included: Yes
Description: Hesston 6600 windrower
selling for local farmer
Runs and drives and operates
gas powered
14 foot cut
Buy upon your inspection
Pick ite...
Updated: Friday, September 27, 2024 06:13 PM
Location: David City, Nebraska
Seller: Kobza Online Auctions
Lot # MY9135
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Apr 19, 2023 (CDT)
Cutting Width: 14 ft
Serial Number: 660T
Description: Hesston 6600 swather / windrower
Hours: Unknown
Serial: 660T
Engine
Perkins F2061
Cylinders: 4
Fuel type: Diesel
Transmission
Hydrostatic
...
Updated: Wednesday, February 14, 2024 09:51 AM
Location: Inman, Kansas
Seller: Purple Wave
Lot # 11700
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Jun 14, 2022 (CDT)
Cutting Width: 14 ft
Description: Hesston 6600 • Diesel Self Propelled Windrower
14' header
Updated: Saturday, February 10, 2024 10:50 AM
Location: Caldwell, Idaho
Seller: Western Auction Co.
Lot # GC7667
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:May 04, 2022 (CDT)
Cutting Width: 16 ft
Serial Number: 6601813
Description: Hesston 6600 Swather, 4 Cylinder, Diesel, Water Cooled Engine, Hydrostatic Transmission, Self-Propelled, 21.5L-16.1 Front Tires, 15" Rear Tires, 16...
Updated: Saturday, February 10, 2024 09:16 AM
Location: Saint John, Kansas
Seller: Big Iron
Lot # 13665
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Thu, Dec 30, 2021 11:00 AM (CST)
Cutting Width: 14 ft
Cutterbar Type: Sickle
Serial Number: UNKNOWN
Conditioner: Yes
Conditioner Type: Steel
Header Included: Yes
Description: Hesston 6600 self-propelled haybine.
14 feet wide. With Air Conditioning!
Hours unknown. Acres unknown.
Chrysler gas engine. Was rebuilt a few...
Updated: Monday, February 19, 2024 10:05 AM
Location: Aberdeen, South Dakota
Seller: Integrity Auctioneers
Lot # 10
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Oct 20, 2021 (CDT)
Cutting Width: 16 ft
Serial Number: 660T1656
Description: Hesston 6600
self-propelled swather, 16', w/auger, finger reel, 16.5L-16.1 front tires, does not run
Serial Number: 660T1656
Updated: Tuesday, April 16, 2024 08:04 AM
Location: Ellendale, North Dakota
Seller: Steffes Group, Inc - West Fargo
Lot # GE5328
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Sep 29, 2021 (CDT)
Cutting Width: 16 ft
Serial Number: 286
Description: Hesston 6600 Swather, 4 Cylinder, Diesel, Water Cooled Engine, Hydrostatic Transmission, Self-Propelled, 21.5L-16.1 Front Tires, 15" Rear Tires, 16...
Updated: Monday, April 15, 2024 09:36 AM
Location: Agate, Colorado
Seller: Big Iron
Lot # GJ1337
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Sep 22, 2021 (CDT)
Cutting Width: 14 ft
Serial Number: 6600T3494
Description: Hesston 6600 Self Propelled Swather, HB 225 Chrysler Inline 6 Cyl. Gas Engine, 14' Header, Work Lights, Tiger Teeth, Steel On Rubber Conditioner, 1...
Updated: Monday, April 15, 2024 09:14 AM
Location: Pine Bluffs, Wyoming
Seller: Big Iron
Lot # 4291
HESSTON 6600
Self-Propelled Mower Conditioners/Windrowers
Auction Ended:Wed, Sep 15, 2021 01:44 PM (CDT)
Cutterbar Type: Sickle
Serial Number: UNKNOWN
Conditioner: Yes
Conditioner Type: Rubber on Steel
Header Included: Yes
Operating Condition: Operable
Description: Hesston 6600 Swather
Part of a retirement sale
Operable machine
Used last season
Customer states that it runs and operates
Recently serviced b...
Updated: Monday, April 15, 2024 09:57 AM
Location: Dairy, Oregon
Seller: Baker Ranch Equipment Sales