Get Financing
Shipping Estimate
1 - 28 of 60 Listings
Online
On-SiteAll
Lot # 10825
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Wed, Oct 02, 2024 02:55 PM (CDT)
Hours: 9,150
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: 2450151U008746
Condition: Used
Stock Number: 666 IH(JS/TY)
Description: IH 666 TRACTOR. Non-running, German Diesel engine, single remote, T/A, 540 PTO. Tractor has been sitting in dry storage for some time. Engine is f...
Updated: Wednesday, October 02, 2024 03:11 PM
Location: Flemingsburg, Kentucky
Lot # 9749
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Thu, Mar 27, 2025 11:02 AM (CDT)
Hours: 5,711
Rear Remote Hydraulics: 1
Transmission Type: Gear Drive
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: 2450150U010388
Description: International 666 gas
5711 hrs
15.5 X 38 tires
1 remote, 540 PTO
Mainly used on disc mower
For more information please contact the seller at 5...
Updated: Thursday, March 27, 2025 11:18 AM
Location: Rushmore, Minnesota
Seller: Elbers Auction Service
Lot # 4699
1972 INTERNATIONAL 666
40 HP to 99 HP Tractors
Sold On:Thursday, May 01, 2025 (CDT)
Hours: 5,621
Rear Remote Hydraulics: 1
Rear PTO: Yes
Transmission Type: Gear Drive
Drive: 2WD
Engine Horsepower: 85 HP
Description: Selling absolute on AuctionTime May 1! Fully restored 1972 International 666, Good TA, Showing 5,621 Hrs which we were told are original one-owner...
Updated: Thursday, May 01, 2025 11:11 AM
Location: Millmont, Pennsylvania
Seller: Mountain View Tractor LLC
Lot # 3689
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Wed, May 21, 2025 03:18 PM (CDT)
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: 2450152U010572
Condition: Used
Description: International 666 Hydro. Family owned since new. Selling for estate. Attempted to start and fuel smelled of varnish. Has run within the last couple...
Updated: Wednesday, May 21, 2025 03:33 PM
Location: Ackley, Iowa
Seller: Mark Arends Auctioneering
Lot # 3277
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Wed, May 28, 2025 02:21 PM (CDT)
Hours: 5,645
Drive: 2WD
Loader: Yes
Engine Horsepower: 75 HP
Serial Number: 2450167U013092
Condition: Used
Description: IH 666 gas 5645 original hrs w/f 3pt dual hyd 15.5x38 rear tires 7.50x16 front tires 2250 caseih loader with bale spike joy stick for loader good r...
Updated: Wednesday, May 28, 2025 02:37 PM
Location: Beaufort, Missouri
Seller: Jeffriesburg Enterprises
Lot # 8699
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Thu, Dec 18, 2025 12:27 PM (CST)
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: UNKNOWN
Condition: Used
Description: Diesel, wide front, 34" rears, just came out of the shop. New Hydraulic pump, hydraulic oil, engine oil, air filter
Updated: Thursday, December 18, 2025 12:42 PM
Location: Wessington Springs, South Dakota
Seller: Springside Sales Inc.
Lot # 5053
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Sat, Aug 31, 2024 (CDT)
Condition: Used
Stock Number: 5053
Description: FARMALL 666 TRACTOR Quantity: 1
Updated: Monday, July 21, 2025 11:24 AM
Location: Rockwood, Pennsylvania
Seller: Luce Auctioneers
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: NO TAG
Condition: Used
Stock Number: c3
Description: Cast steering arms are loose, not broken up. Quantity: 1
Updated: Monday, September 30, 2024 12:54 PM
Location: Ord, Nebraska
Seller: Wolf Inc. Auction & Real Estate
Lot # 60
1973 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Thu, Oct 03, 2024 (CDT)
Serial Number: 2450149U010006
Condition: Used
Stock Number: 1003
Description: SN: 24501494010006, F235 Loader, 3 Point, PTO, 2 Hydraulics, 18.4-34 Rear Tires, Tires at 80%, Fluid in Rear Tires, Grapple Bucket and Bale Fork In...
Updated: Thursday, October 03, 2024 01:44 PM
Location: Newell, South Dakota
Seller: Pifer's Auction Company
Lot # 706f
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Fri, Oct 11, 2024 (CDT)
Drive: 2WD
Engine Horsepower: 75 HP
Condition: Used
Stock Number: 706F
Description: Tractor International 666 Farmall tractor, red 3pt hitch rear inside weights wide front end wet lines Quantity: 1
Updated: Friday, October 11, 2024 04:13 PM
Location: Mechanicsville, Maryland
Seller: Hayes Auction Services LLC
Lot # 313
1975 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Wed, Nov 27, 2024 (CST)
Hours: 4,200
Rear Remote Hydraulics: 2
Rear PTO: Yes
Transmission Type: Gear Drive
Drive: 2WD
Engine Horsepower: 75 HP
Description: On equipment facts sale on November 27th in Union, Iowa. Quantity: 1
Updated: Wednesday, November 27, 2024 10:20 AM
Location: Union, Iowa
Seller: Mid Iowa Auction Company
Lot # 141
1975 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Tue, Dec 03, 2024 (CST)
Serial Number: 2450168U014903
Condition: Used
Stock Number: 10023
Description: SN: 2450168U014903, Diesel, Torque Amplifier, 3 Point Hitch, Top Link, 540 PTO, 2 Remotes, Wide Front, Westendorf WL12 Loader, Quick Attach Bucket,...
Updated: Tuesday, December 03, 2024 01:21 PM
Location: Worthing, South Dakota
Seller: Pifer's Auction Company
Lot # 298
1974 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Tue, Dec 03, 2024 (CST)
Rear Remote Hydraulics: 2
Rear PTO: Yes
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: 2450150U012243
Condition: Used
Description: THIS ITEM IS SOLD, IT IS NO LONGER IN THE AUCTION. Quantity: 1
Updated: Tuesday, December 03, 2024 03:04 PM
Location: Mt. Sterling, Ohio
Seller: Green & Sons, Ltd.
Condition: Used
Stock Number: 682
Description: OPEN STATION, 2 REMOTE OUTLETS, 3PT, DRAWBAR Quantity: 1
Updated: Saturday, December 07, 2024 04:22 PM
Location: Lydia, South Carolina
Seller: Rebel Auction
Lot # 5536
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Fri, Dec 27, 2024 (CST)
Hours: 1,694
Condition: Used
Stock Number: 5536
Description: International 666 Tractor, Gas, TA, 540 PTO, 2 Hyd Remotes, Part Of The Gerald Zweifel Estate
Hours: 1,694 Quantity: 1
Updated: Friday, December 27, 2024 09:07 AM
Location: Browntown, Wisconsin
Seller: Powers Auction Service
Serial Number: SERIAL NUMBER
Condition: Used
Stock Number: 6739
Description: as is, needs gas tank, has not run in 7 yrs, motor is free Quantity: 1
Updated: Monday, December 30, 2024 02:57 PM
Location: St Anne, Illinois
Hours: 8,859
Condition: Used
Stock Number: 84
Description: INTERNATIONAL 666 TRACTOR, 2WD, HI CROP, HYDS, 2-OUTLETS, PTO, 14.9-38 REAR TIRES, 8859 HOURS Quantity: 1
Updated: Saturday, March 08, 2025 10:26 AM
Location: Hart, Michigan
Seller: 1800Asset.com
Hours: 7,436
Condition: Used
Stock Number: 83
Description: INTERNATIONAL 666 TRACTOR, 2WD, HI CROP, HYDS, 2-OUTLETS, PTO, 15.5-38 REAR TIRES, 7436 HOURS SHOWING Quantity: 1
Updated: Saturday, March 08, 2025 10:26 AM
Location: Hart, Michigan
Seller: 1800Asset.com
Hours: 5,452
Condition: Used
Stock Number: 81
Description: INTERNATIONAL 666 TRACTOR, 2WD, HI CROP, WFE, HYDS, 2-OUTLETS, PTO, 15.5-38 REAR TIRES, 5452 HOURS SHOWING Quantity: 1
Updated: Saturday, March 08, 2025 10:26 AM
Location: Hart, Michigan
Seller: 1800Asset.com
Hours: 9,953
Condition: Used
Stock Number: 85
Description: INTERNATIONAL 666 TRACTOR, 2WD, HI CROP, HYDS, 2-OUTLETS, PTO, 14.9-39 REAR TIRES, 9953 HOURS SHOWING Quantity: 1
Updated: Saturday, March 08, 2025 10:28 AM
Location: Hart, Michigan
Seller: 1800Asset.com
Condition: Used
Stock Number: 2527
Description: 2WD, w/2 Post Canopy w/Rebuilt Motor Quantity: 1
Updated: Saturday, March 29, 2025 11:32 AM
Location: Bridgeton, New Jersey
Seller: Wolgemuth Auction
Lot # 25462
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Sat, Mar 29, 2025 (CDT)
Drive: 2WD
Engine Horsepower: 75 HP
Condition: Used
Stock Number: 25462
Description: NEW IDEA HYD LOADER, 4258 HRS, 3PT, 2 REMOTES, 540 PTO, NEED REAR TIRE Quantity: 1
Updated: Saturday, March 29, 2025 03:24 PM
Location: Wyanet, Illinois
Seller: Rediger Auction Service
Lot # 3840
INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Thu, Apr 03, 2025 (CDT)
Hours: 6,320
Serial Number: 2450153U010150
Condition: Used
Stock Number: 3840
Description: wide front, fenders, 2WD, diesel, 3 point, live hydraulics, good engine, great runner, everything works, hydro is a little weak, showing 6320 hours...
Updated: Thursday, April 03, 2025 04:10 PM
Location: Muscoda, Wisconsin
Seller: Wilkinson Auction
Lot # 67751
1973 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Mon, Apr 07, 2025 (CDT)
Serial Number: 2450150U010963
Condition: Used
Stock Number: 67751
Description: International Farmall 666 gas, wf, fenders, 3pt, 1x remote, 4178 hrs runs and drives good Quantity: 1
Updated: Tuesday, April 08, 2025 03:29 PM
Location: Archbold, Ohio
Seller: Yoder and Frey Inc
Serial Number: 2450150U010400
Condition: Used
Stock Number: 359
Description: International 666 tractor, open station, gas engine, all hyd front loader, 16.9x34 rear tires, 3pt hitch, TA trans, runs & operates, 7,518 hrs show...
Updated: Friday, April 11, 2025 05:45 PM
Location: Wausau, Wisconsin
Seller: Wausau Auctioneers
Lot # 2325
1973 INTERNATIONAL 666
40 HP to 99 HP Tractors
Auction Ended:Sat, Apr 12, 2025 (CDT)
Hours: 9,503
Serial Number: 2450150U009747
Condition: Used
Stock Number: 60
Description: Diesel, canopy, new tires, very nice tractor, recent inframe rebuild. Quantity: 1
Updated: Saturday, April 12, 2025 01:02 PM
Location: Lancaster, Pennsylvania
Seller: Restoration Tractor Sales
Drive: 2WD
Engine Horsepower: 75 HP
Serial Number: 013017
Condition: Used
Description: This is an ABOVE AVERAGE 75 HP LOADER TRACTOR. It is a 1975 International 666 with a Westendorf 6 Ft Bucket. ONLY 1317 Hours. NO wear on the draw...
Updated: Saturday, April 12, 2025 01:19 PM
Location: Hutchinson, Kansas
Seller: C&H Auction Co.
Hours: 8,469
Serial Number: NA
Condition: Used
Stock Number: 9
Description: International Farmall 666 Hydro, w/ GB 900 Hi Master Loader, 8,469-hrs, Bucket & Bale Spear; tractor runs and operates like it should, to turn the...
Updated: Saturday, April 12, 2025 10:38 AM
Location: Cottonwood Falls, Kansas
Seller: Griffin Real Estate & Auction