1 - 28 of 42 Listings
High/Low/Average
Serial Number: 74408
Condition: Used
Description: New Idea 708, Self Propelled Chopper converted to a Self Propelled Snowblower, 9' wide, runs great and works great, 2wd, cab, Perkins turbo diesel ...
Updated: Wednesday, September 23, 2026 12:44 PM
Location: Catlett, Virginia
Seller: Howco Auctions
Lot # 12
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sat, Aug 29, 2026 (CDT)
Condition: Used
Stock Number: 12
Description: New Idea Uni-System "708" 2WD Power Unit, Perkins Diesel Engine, Hydrostatic Transmission, inc. Uni-System 737 Husker Unit, 12 Roll Husking Bed, a...
Updated: Saturday, August 29, 2026 12:31 PM
Location: Hinton, Iowa
Seller: Iowa Auction Group
Lot # 59
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Thu, Aug 13, 2026 (CDT)
Hours: 2,655
Serial Number: 73288
Condition: Used
Stock Number: 59
Description: New Idea 708 Self- Propelled Chopper, Hours Showing: 2,655, 4WD, 6 Cylinder Diesel Engine, Hydrostatic Transmission with 3 Ranges, Cab, 3 Row Head,...
Updated: Thursday, August 13, 2026 12:49 PM
Location: Fort Madison, Iowa
Seller: Merit Auctions, LLC
Lot # 60
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Thu, Aug 13, 2026 (CDT)
Hours: 5,092
Serial Number: 80185
Condition: Used
Stock Number: 60
Description: New Idea 708 Self Propelled Chopper, Hours Showing: 5,092, 6 Cylinder Diesel Engine, Hydrostatic Drive with 3 Ranges, Cab, Radio, 3 Row Head, Wheel...
Updated: Thursday, August 13, 2026 12:50 PM
Location: Fort Madison, Iowa
Seller: Merit Auctions, LLC
Lot # 1120
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Jun 10, 2026 (CDT)
Condition: Used
Stock Number: 1120
Description: New Idea 708 Uni System Diesel, Hydro, Chains, Sells With 8' New Idea Snow Blower , All Works as it Should Quantity: 1
Updated: Wednesday, June 10, 2026 02:43 PM
Location: Pocahontas, Iowa
Seller: The Sale Barn
Hours: 3,025
Drive: 2WD
Serial Number: 84376
Condition: Used
Description: hrs: 3025, engine: Perkins diesel, all original-barn kept, runs/drives, SN: 84376
Updated: Thursday, July 09, 2026 10:56 AM
Location: Salem, Indiana
Seller: Apple Auctioneering Co.
Hours: 3,614
Serial Number: 55504
Condition: Used
Description: New Idea 737 Uni System Picker, 708 power unit has Perkins diesel engine, 4 speed hydrostatic drive, New Idea 738 4 row 30'' corn header, rubber fi...
Updated: Tuesday, June 16, 2026 01:35 PM
Location: Kilkenny, Minnesota
Seller: Del Peterson Auctions
Lot # 7482
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Nov 19, 2025 11:54 AM (CST)
Drive: 2WD
Serial Number: 3683
Condition: Used
Front Tire Configuration: Singles
Drive Tire % Remaining: 50
Steering Tire % Remaining: 75
Description: New Idea 708 Uni
Perkins Diesel, Hydro, 2WD.
Retrofitted with a snow blower. Runs out and works correctly.
Pictures/Video accurately depict ite...
Updated: Wednesday, November 19, 2025 12:09 PM
Location: Jeffersonville, Ohio
Seller: Mayer Farm Equipment, LLC
Lot # 18904
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sat, Oct 11, 2025 (CDT)
Condition: Used
Stock Number: 18904
Description: with 4 Row - 30" John Deere Head - Diesel - Cab with AC and Radio Quantity: 1
Updated: Saturday, October 11, 2025 04:10 PM
Location: Mount Olive, North Carolina
Seller: RDD Auction
Lot # ED1486
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sep 17, 2025 (CDT)
Hours: 1,404
Drive: 2WD
Serial Number: 72103
Width: 10 ft
Condition: Used
Description: New Idea 708 forage harvester, Engine hours: 1,404 on meter, Serial: 72103, Perkins, Cylinders: 4, Fuel type: Diesel, Hydrostatic, 3F - 3R, Heat, R...
Updated: Wednesday, September 17, 2025 01:45 PM
Location: Long Grove, Iowa
Seller: Purple Wave
Lot # 7469
1984 NEW IDEA 708
Self-Propelled Forage Harvesters
Sold On:Wednesday, Sep 10, 2025 (CDT)
Serial Number: 68161
Condition: Used
Header Included: Yes
Description: New Idea Unisystem Chopper 708 Hydro Power Unit. Perkins 354 turbo diesel. 767 Super Chopper, electric knife beveler, new drive belts, 2 row wide c...
Updated: Wednesday, September 10, 2025 02:51 PM
Location: Orleans, Indiana
Seller: Davis Family Auctions, LLC
Lot # 8912
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Aug 20, 2025 12:26 PM (CDT)
Serial Number: UNKNOWN
Condition: Used
Description: New Idea 708 Self Propelled machine, selling one of three in this lot.
Selling for an Estate, please view our website for a complete listi...
Updated: Wednesday, August 20, 2025 12:43 PM
Location: Aurora, Nebraska
Seller: Cornwell Inc
Lot # 8911
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Aug 20, 2025 12:26 PM (CDT)
Serial Number: UNKNOWN
Condition: Used
Stock Number: CF G 0010
Description: New Idea 708 Self Propelled machine, selling one of three in this lot.
Selling for an Estate, please view our website for a complete listi...
Updated: Wednesday, August 20, 2025 12:43 PM
Location: Aurora, Nebraska
Seller: Cornwell Inc
Hours: 4,178
Drive: 4WD
Serial Number: 75286
Condition: Used
Description: New Idea 708 Uni-System (PD4970), hydro 4X4 assist, 4 row head, 4,178 hours.
Serial Number: 75286
Notes:
Updated: Friday, May 02, 2025 07:35 AM
Location: Imler, Pennsylvania
Seller: Del Peterson Auctions
Lot # 7725
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sat, Feb 08, 2025 (CST)
Hours: 240
Serial Number: 74209
Condition: Used
Stock Number: 3028
Description: New Idea 708 Uni System 'Runs & Operates' - 240 Hours on Meter, 9ft Double Auger Snow Blower, Rear Wheel Assist, Cummins Diesel, SN# 74209 / Onsi...
Updated: Saturday, February 08, 2025 08:44 AM
Location: New Holland, Pennsylvania
Seller: Martin's Auction & Equipment
Hours: 5,759
Condition: Used
Stock Number: 8022
Description: New Idea 708 Uni Harvester, Diesel, Hydro, 717 Combine, 844W Corn Head, Runs & Drives No Brakes
Hours: 5,759 Quantity: 1
Updated: Friday, December 27, 2024 03:24 PM
Location: Browntown, Wisconsin
Seller: Powers Auction Service
Lot # 67
1977 NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Nov 06, 2024 (CST)
Drive: 2WD
Condition: Used
Description: 1977
Make:
New Idea
Model:
708
self-propelled power unit, Perkins 354 6 cyl. turbo, 3 spd. hydro, rear weights, 24L-26 fronts, 11L-15 rears
Updated: Thursday, November 07, 2024 07:29 AM
Location: Coleharbor, North Dakota
Seller: Steffes Group, Inc - West Fargo
Hours: 3,015
Serial Number: 74425
Condition: Used
Description: New Idea Uni 708, showing 3015 hrs., diesel
18.4-26 tires, S/N 74425 w/New Idea 768, 3 Row Corn Head, New Idea 6’ Hay Head
Updated: Thursday, September 05, 2024 10:48 AM
Location: Sycamore, Illinois
Seller: Espe Auctioneering
Condition: Used
Stock Number: 337
Description: w/NI 839 Husking Unit, diesel Quantity: 1
Updated: Tuesday, July 22, 2025 08:48 AM
Location: Muncy, Pennsylvania
Seller: Fraley Auction Co
Hours: 436
Serial Number: 18745
Condition: Used
Description: New Idea 708 Hydro uni-system,436hrs, SN: 74308, 767 Superchopper 3 row corn harvester, SN: 18745, snow blower system 40340
Updated: Thursday, August 22, 2024 09:17 AM
Location: Hanska, Minnesota
Seller: Mages Land Company & Auction Co.
Lot # 12146
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Apr 24, 2024 02:08 PM (CDT)
Drive: 2WD
Serial Number: 75077
Condition: Used
Front Tire Configuration: Singles
Transmission Type: 3 Spd
Engine Manufacturer: PERKINS
Description: New Idea 708 self propelled chopper Great shape and has been in the farm for a long time. Heat works A/C has a crack in a line and leaks. Always s...
Updated: Friday, September 27, 2024 05:47 PM
Location: Huntley, Illinois
Seller: Almburg Equipment Auctions
Lot # 69400
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Oct 14, 2023 (CDT)
Drive: 2WD
Serial Number: 78578
Condition: Used
Description: W/ NI 6514 CORN HEAD - RUNS & DRIVES
Updated: Friday, February 16, 2024 07:20 AM
Location: North, South Carolina
Seller: Dukes Auction Group
Hours: 4,460
Condition: Used
Stock Number: 595
Description: New Idea 708 Unisystem with NI 737 Husking Bed, NI Fas- Tach feeder house, Perkins diesel engine runs good, Hydro transmission, rear weights, 24L-2...
Updated: Friday, July 25, 2025 08:57 AM
Location: Lagrange, Indiana
Seller: Schrader Real Estate and Auction Company, Inc
Lot # IA0572
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sep 14, 2023 (CDT)
Condition: Used
Description: New Idea 708 Self-Propelled Bulk Grain Conveyor, Perkins 4-Cylinder Diesel Engine, 40" Belt, 12' Auger Pickup Head, 18.4-28 Front Tires, 16.5 Rear ...
Updated: Thursday, February 15, 2024 04:50 PM
Location: Arcadia, Nebraska
Seller: Big Iron
Lot # ID6897
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Sep 13, 2023 (CDT)
Hours: 1,718
Drive: 2WD
Serial Number: 68042
Condition: Used
Description: New Idea 708 Uni System Self-Propelled Forage Harvester W/737 Corn Picker Unit, 1718 Hrs Showing, Perkins 354 6-Cylinder Diesel Engine, 3-Speed Hyd...
Updated: Thursday, February 15, 2024 04:49 PM
Location: Minatare, Nebraska
Seller: Big Iron
Hours: 3,443
Serial Number: 81010
Condition: Used
Description: New Idea 708. 3,443 engine hours. Perkins diesel engine. Uses a little oil, may be a half a quart to a quart low after running all day. Used last f...
Updated: Friday, September 27, 2024 06:41 PM
Location: Vinton, Iowa
Seller: AgriFinance Auctions
Lot # 8974
NEW IDEA 708
Self-Propelled Forage Harvesters
Auction Ended:Wed, Aug 30, 2023 02:39 PM (CDT)
Hours: 3,103
Serial Number: 80166
Condition: Used
Description: New Idea 708 Chopper w/ 3 row 30" head, 3,103 hours, 6 cyl diesel, 18.4-26 fronts tires, 12.5L-15 rears, 6 JD weights on back. Starts, Runs & Oper...
Updated: Friday, September 27, 2024 05:37 PM
Location: Indianola, Iowa
Seller: Putney Auction
Hours: 4,487
Serial Number: 84392
Condition: Used
Stock Number: 6252
Description: New Idea 708 uni system W/ 4487 hrs. Cornhead sells separate Note:THIS ITEM WILL BE SOLD LIVE ONSITE AND ONLINE WEDNESDAY AUGUST 23rd AT 33587 HWY ...
Updated: Monday, July 28, 2025 04:40 PM
Location: Strawberry Point, Iowa
Seller: Joel's Tractors