1 - 26 of 26 Listings
High/Low/Average
Serial Number: 3735
Condition: Used
Stock Number: 814
Description: Coop #3 - ser#3735, Runs Quantity: 1
Updated: Saturday, December 06, 2025 11:02 AM
Location: Shelbina, Missouri
Seller: Wheeler Auctions & Real Estate
Serial Number: 3780
Condition: Used
Stock Number: 716
Description: Coop #3 - ser#3780, Motor Free Quantity: 1
Updated: Saturday, December 06, 2025 10:08 AM
Location: Shelbina, Missouri
Seller: Wheeler Auctions & Real Estate
Lot # 7196
CO-OP 3
Less than 40 HP Tractors
Auction Ended:Wed, Nov 12, 2025 11:56 AM (CST)
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 4198
Condition: Used
Description: antique tractor, did not try to start
Unsure when it ran last
sold as is.
inspection recommended
Updated: Wednesday, November 12, 2025 12:12 PM
Location: Amargosa Valley, Nevada
Seller: ABN Services
Drive: 2WD
Engine Horsepower: 39 HP
Serial Number: 3907
Condition: Used
Description: 1939 Co-Op 3 wide front, PTO, LT215/85R16 fronts, 15-30 rears, SN#3907 (Running Unit)
Updated: Monday, November 03, 2025 10:00 AM
Location: Greenbush, Minnesota
Seller: Resource Auction
Drive: 2WD
Engine Horsepower: 37 HP
Condition: Used
Stock Number: 2495
Description: 2495 - CO-OP 3 (TAG UNREADABLE) WIDE FRONT, 12.4-28 REAR TIRES, RUNS & DRIVES Quantity: 1
Updated: Friday, August 29, 2025 06:07 PM
Location: New Paris, Indiana
Seller: Polk Auction Company
Drive: 2WD
Engine Horsepower: 39 HP
Serial Number: 3510
Condition: Used
Description: CO-OP 3 2WD Tractor, Chrysler Inline 6-Cyl, Gas, Water Cooled Engine, Manual Transmission, 5 Forward Speeds, 1 Reverse Speeds, 540 PTO, Rear PTO Lo...
Updated: Thursday, August 28, 2025 12:12 PM
Location: Wakefield, Nebraska
Seller: Big Iron
Drive: 2WD
Engine Horsepower: 39 HP
Serial Number: 3865
Condition: Salvaged
Description: CO-OP 3 2WD Tractor, 6-Cyl Inline Chrysler, Gas, Water Cooled Engine, Manual Transmission, 5 Forward Speeds, 1 Reverse Speeds, 7.50-16 Front Tires,...
Updated: Thursday, August 28, 2025 12:07 PM
Location: Wakefield, Nebraska
Seller: Big Iron
Drive: 2WD
Engine Horsepower: 30 HP
Serial Number: 4023
Condition: Used
Description: Co-op number 3 tractor, not running, transmission stuck in gear, left rear does not hold air Quantity: 1
Updated: Saturday, June 21, 2025 11:38 AM
Location: Richey, Montana
Seller: Montana Auction Company
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 167
Condition: Used
Description: 1936 CO-OP 3 Union Gas Tractor
14.9R28 rears, 6.50-16 fronts, straight hood steel, minor dents on (1) fender and (1) crack on other fender, starts ...
Updated: Monday, April 14, 2025 04:12 PM
Location: Menomonie, Wisconsin
Seller: Hansen Auction Group
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 4049
Condition: Used
Description: 1950 Co-Op 3 Gas Tractor
540 PTO, drawbar, 16.9-30 rears with dry rot cracks, 245/75R16 vehicle tires on front, starts and runs
Updated: Monday, April 14, 2025 01:57 PM
Location: Menomonie, Wisconsin
Seller: Hansen Auction Group
Lot # 9392
1947 CO-OP 3
Less than 40 HP Tractors
Auction Ended:Wed, Nov 06, 2024 02:18 PM (CST)
Drive: 2WD
Engine Horsepower: 39 HP
Serial Number: 4086
Condition: Used
Description: CO-OP #3
-COMPLETE
-ALL ORIGINAL
-PTO
-6-CYLINDER FLAT HEAD MOTOR
-14.9-30 REAR TIRES
-TRACTOR WAS PULLED OUT OF A BARN THAT IT HAD BEEN IN F...
Updated: Wednesday, November 06, 2024 02:34 PM
Location: Brewster, Minnesota
Seller: Triple B Ranch
Serial Number: 3810
Condition: Used
Stock Number: 18
Antique / Collector: Yes
Description: CO-OP "No. 3" Tractor , Gas, Electric Start, Wide front, Pto, Fenders, Front tires are good tread, Rear tires have good tread but showing some cr...
Updated: Saturday, October 05, 2024 12:41 PM
Location: Bronson, Iowa
Seller: Iowa Auction Group
Drive: 2WD
Engine Horsepower: 7 HP
Serial Number: 4128
Condition: Used
Description: Co-op #3 Tractor
belt pulley, sharp tractor, approx. 76" wheel width
Updated: Wednesday, September 18, 2024 01:43 PM
Location: Jamestown, North Dakota
Seller: Orr Auctioneers
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 3081
Condition: Used
Description: Fenders, 540 pto, belt pulley, 12-30 rears, repainted, tractor is loose but has not been run in last 5 years
Updated: Thursday, February 15, 2024 01:53 PM
Location: Independence, Wisconsin
Seller: Hansen Auction Group
Drive: 2WD
Engine Horsepower: 28 HP
Serial Number: 3946
Condition: Used
Description: COOP # 3 TRACTOR #3946
WF, Gas, Belt Pully, Engine OH, 7.5 x 16 Fronts, 14.9 x 30 Rubber
PTO
Updated: Thursday, February 15, 2024 09:42 AM
Location: Marion, South Dakota
Seller: Wieman Land & Auction Co.
Lot # 7699
CO-OP 3
Less than 40 HP Tractors
Auction Ended:Thu, Sep 29, 2022 12:46 PM (CDT)
Drive: 2WD
Engine Horsepower: 20 HP
Serial Number: 3185
Condition: Used
Stock Number: 80
Fuel Type: Gas
Description: CO-OP Number 3 tractor, 6 Cyl gas engine is stuck, 5 speed Trans, PTO, side pulley, Serial # 3185 (all most perfect sheet metal)
Updated: Friday, September 27, 2024 05:04 PM
Location: Big Sandy, Montana
Seller: Ophus Auction Company
Engine Horsepower: 25 HP
Condition: Used
Stock Number: 12
Description: Good Sheet Metal, Finders, Runs Poorly
[COOP 3] Quantity: 1
Updated: Saturday, February 10, 2024 11:18 AM
Location: Sturgeon Bay, Wisconsin
Seller: Bochek Sales
Serial Number: 3847
Condition: Used
Stock Number: 115
Description: COOP 3
Coop model #3, sn#3847 straight, complete Quantity: 1
Updated: Saturday, February 10, 2024 11:02 AM
Location: Onida, South Dakota
Seller: Action Auction Associates LLC.
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: UNKNOWN
Condition: Used
Stock Number: 10900
Description: LATE 1930'S FARMER'S UNION CO-OP #3 TRACTOR 7.50-16 FRONT TIRES, 16.9-30 REAR TIRES, 42HP, 6 CYLINDER, CRYSLER ENGINE, 6 SPEED TRANSMISSION, BELT P...
Updated: Saturday, February 10, 2024 08:18 AM
Location: Hopkinsville, Kentucky
Seller: Roeder Auction Company
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: UNKNOWN
Condition: Used
Stock Number: 11
Description: No. 3 Co-Op tractor, wide front, gas engine, runs good Quantity: 1
Updated: Friday, April 12, 2024 10:09 AM
Location: Sidney, Montana
Seller: Montana Auction Company
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 3573
Condition: Salvaged
Description: Tractor, reversed for rear loader, not running
Updated: Friday, April 12, 2024 11:56 AM
Location: Garrison, North Dakota
Seller: Wolff Auctioneers
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 3638
Condition: Used
Description: Tractor, hyd, runs good
Updated: Monday, April 15, 2024 10:40 AM
Location: Garrison, North Dakota
Seller: Wolff Auctioneers
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 4015
Condition: Used
Description: Co-Op No. 3
wide front, gas, 16.9-30 rear tires, good runner
Serial Number: 4015
Updated: Monday, April 15, 2024 08:47 AM
Location: Wheatland, North Dakota
Seller: Steffes Group, Inc - West Fargo
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: 4119
Condition: Used
Description: Co-Op No. 3
wide front, gas, 7.50-16 front tires, 16.9-30 rear tires, complete restoration, parade ready, good runner
Serial Number: 4119
Updated: Monday, April 15, 2024 08:58 AM
Location: Wheatland, North Dakota
Seller: Steffes Group, Inc - West Fargo
Drive: 2WD
Engine Horsepower: 37 HP
Serial Number: UNKNOWN
Condition: Used
Stock Number: 1148
Description: Co-op No3, 14.9x30, pto Quantity: 1
Updated: Monday, April 15, 2024 09:14 AM
Location: Brillion, Wisconsin
Seller: C.A. Tesch Equipment
Drive: 2WD
Engine Horsepower: 20 HP
Serial Number: UNKNOWN
Condition: Used
Stock Number: 26
Fuel Type: Gas
Description: No. 3 Co-op tractor 6 Cyl gas, PTO, new battery, 2 new rear 16.9-30 tires, side pulley, Shafer 7 inch front mount post pounder rear axle has been...
Updated: Monday, April 15, 2024 10:08 AM
Location: Havre, Montana
Seller: Ophus Auction Company