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Hours: 8,495
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 160.33 kw
Condition: Used
Tyres or Tracks: Tires
Description: Has Rear Duals (not pictured)
Updated: Thursday, September 24, 2026 11:15 am
Location: Rio Vista, California, USA
Seller: Dolk Tractor Company
Hours: 6,799
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 167.78 kw
Loader: Yes
Description: 2006 MT 635B , 6799 Hours, 225 HP, New CVT Transmission, Duals, Outback Guidance with Autosteer, 3pt Hitch, 540/1000 PTO, 4 Hydraulic Remotes, Good...
Updated: Monday, October 12, 2026 08:28 am
Location: Shiloh, Ohio, USA
Seller: Paul Burkholder
Hours: 4,800
Remote Hydraulics: 4
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 160.33 kw
Description: 2006 AGCO CHALLENGER MT635B
SISU 7.4L, 6 CYL 210HP ENGINE
4 STD PUMP REAR HYDRAULICS
POWER BEYOND
CVT TRANS ...
Updated: Tuesday, October 06, 2026 01:05 pm
Location: Pierre, South Dakota, USA
Seller: BUTLER MACHINERY CO
Drive: MFWD
Engine Horsepower: 160.33 kw
Serial Number: P308034
Condition: Used
Description: 2005 Challenger MT635B Repairable- bad ECM, CVT transmission, 420/80R x 46 - 90%, 380/85R x 30 - 70%, good interior
Updated: Tuesday, September 29, 2026 07:38 am
Location: Durand, Wisconsin, USA
Seller: Heitman Tractor Salvage
Drive: MFWD
Engine Horsepower: 175.24 kw
Serial Number: S283045
Condition: Used
Description: 25 mph CVT, 4 remotes, 7916 hours, 480/80R46 rear duals, good rubber all around, 235 hp
Mileage: 0
Updated: Thursday, October 22, 2026 11:32 am
Location: Leola, Pennsylvania, USA
Seller: Agriteer
Hours: 11,569
Remote Hydraulics: 4
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 178.97 kw
Description: 2010 Challenger MT645C. Affordable, high-horsepower utility workhorse ready to go straight to work as a dependable backup or mixing tractor!
Th...
Updated: Monday, October 19, 2026 08:53 am
Location: Mayfield, Kentucky, USA
Seller: AgRevolution - Henderson
Hours: 5,458
Drive: 4WD
Engine Horsepower: 178.97 kw
Serial Number: AGCCO0645JDNGL1038
Condition: Used
Stock Number: U4253
Description: 240HP, FWA, FRONT AXLE SUSPENSION, BEACON LIGHTS, MECH CAB SUSPENSION, 4 HYD, 1000 PTO, 3PT, AIR SEAT, AGI-4 C2100/C3000, CVT, 1 SET REAR WEIGHTS, ...
Updated: Wednesday, October 14, 2026 09:44 am
Location: Mount Hope, Kansas, USA
Seller: Schmidt & Sons, Inc.
Hours: 3,124
Remote Hydraulics: 4
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 178.97 kw
Description: Low hour 2013 Challenger MT645D row-crop tractor package with premium capability!
This high-performance Challenger MT645D features a highly resp...
Updated: Monday, October 19, 2026 08:53 am
Location: Mayfield, Kentucky, USA
Seller: AgRevolution - Henderson
Hours: 3,512
HasPTO: Yes
Transmission Type: Powershift
Drive: MFWD
Engine Horsepower: 178.97 kw
Serial Number: AGCC0645ACNGL1026
Description: Get the job done efficiently with this well-maintained 2012 Challenger MT645D. Known for its rugged reliability and operator-focused design, this M...
Updated: Tuesday, September 01, 2026 09:15 am
Location: Tangent, Oregon, USA
Seller: Papé Machinery Agriculture & Turf
Hours: 3,780
HasPTO: Yes
Transmission Type: CVT
Drive: 4WD
Engine Horsepower: 178.97 kw
Serial Number: B280066
Description: 2012 AGCO MT645D CHALLENGER
CHALLENGER MT645D PFA CAB - T4
FIRESTONE 380/80R38 @ 60%
GOODYEAR 380/90R54 @ 50%
GOODYEAR 3...
Updated: Tuesday, August 25, 2026 08:22 am
Location: Hoople, North Dakota, USA
Seller: BUTLER MACHINERY CO
Hours: 8,393
Remote Hydraulics: 5
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 178.97 kw
Description: 8400 hours 32 mph CVT, nice used higher hour tractor.
Updated: Thursday, September 24, 2026 12:07 pm
Location: Hull, Iowa, USA
Seller: Vans Implement
Hours: 1,560
Drive: MFWD
Engine Horsepower: 201.34 kw
Serial Number: C0645TJNGL1001
Condition: Used
Description: 1560 hours, 31mph CVT transmission, 480/80R50 rear duals, 380/80R38 front singles, 6 remotes, 54 gpm hyds, 540E/1000 pto with all 3 shafts, 3pt wit...
Updated: Tuesday, September 15, 2026 07:33 pm
Location: Mountain Lake, Minnesota, USA
Seller: Midway Farm Equipment, Inc.
Hours: 6,894
Remote Hydraulics: 4
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 193.88 kw
Description: 2007 Challenger MT655B Tractor, Cab w/air and heat, CVT transmission, 260 HP, 1000 PTO, Rear 3-point hitch, 4 Rear Remotes, 480/80R50 Rear Duals, 4...
Updated: Tuesday, September 15, 2026 11:23 am
Location: Nashville, Michigan, USA
Seller: Burnips Equipment
HasPTO: Yes
Drive: MFWD
Engine Horsepower: 193.88 kw
Serial Number: P026040
Condition: Used
Stock Number: 11491Y
Description: Looking for dependable horsepower and field-proven performance? This Challenger 665B is built to handle demanding agricultural applications, from h...
Updated: Monday, October 05, 2026 10:13 pm
Location: Yuma, Colorado, USA
Seller: Redlund Equipment
Hours: 3,210
HasPTO: Yes
Drive: MFWD
Engine Horsepower: 193.88 kw
Condition: Used
Rear Tyre Type: Duals
Description: Challenger MT655B, 3210 hrs, Guidance, 540/1000PTO, weights, Michelin 480-46 w/duals
BEFORE DRIVING, PLEASE CALL TO CONFIRM LOCATION AND AVAILABIL...
Updated: Thursday, October 22, 2026 12:19 pm
Location: Huntington, Indiana, USA
Seller: Ayers Machinery
Hours: 3,206
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 193.88 kw
Serial Number: P028049
Description: 2005 CHALLENGER MT655B, CVT, MFD, TRIMBLE EZ STEER GUIDANCE, MICHELIN 480/80-46 W/ DUALS 60%, 380/85-34 FRONTS, FRONT FENDERS, 16 FRONT WEIGHTS, 2 ...
Updated: Tuesday, September 01, 2026 01:36 pm
Location: Leesburg, Indiana, USA
Seller: Polk Equipment, Inc.
Hours: 6,200
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 205.07 kw
Condition: Used
Description: Urea turnrd off
Good rubber
Updated: Wednesday, September 09, 2026 12:17 pm
Location: Billings, Montana, USA
Seller: Big Sky Equipment Brokers Inc.
Hours: 3,782
Transmission Type: IVT
Drive: MFWD
Engine Horsepower: 197.61 kw
Serial Number: K35G43HQ313K
Condition: Used
Description: Cab/MFWD w/ Suspension/IVT/Guidance-ready: Yes/Guidance Receiver: Yes/Guidance Display: Yes/Duals/420/85R34 Front, 480/80R50 Rear, Front Weights, 4...
Updated: Monday, October 19, 2026 10:24 am
Location: Clinton, Kentucky, USA
Seller: Hutson
Drive: 4WD
Engine Horsepower: 197.61 kw
Serial Number: U075053
Condition: Used
Stock Number: AX4014
Description: 3600 HOURS, 90% TIRES, EMISSIONS ELECTED, 1000 PTO, 3 HYDRAULIC REMOTES, 3PT, POWERSHIFT, FRONT WEIGHTS, CONSIGNED.
Updated: Thursday, October 22, 2026 02:15 pm
Location: Nez Perce, Idaho, USA
Seller: St. John Hardware - Nezperce
Hours: 1,452
Drive: MFWD
Engine Horsepower: 222.96 kw
Serial Number: C0655VHNGL1001
Condition: Used
Meter Inaccurate: Accurate / Verified
Description: 1452 hours, 31mph CVT, 380/80R54 rear inners, 320/105R54 rear duals, 380/80R38 frt singles, front suspension, cab suspension, 6 remotes, 54 gpm hyd...
Updated: Thursday, October 15, 2026 08:38 am
Location: Mountain Lake, Minnesota, USA
Seller: Midway Farm Equipment, Inc.
Hours: 1,756
Remote Hydraulics: 6
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 197.61 kw
Description: 1756 Hours, FWA, Cab/Heat/Air, 6 Rear Remotes with Power Beyond-54 GPM, GPS, Auto Guide, 540/1000 - 1-3/8" Rear PTO, Heavy Drawbar, Deluxe Cab, Aut...
Updated: Saturday, September 26, 2026 09:32 am
Location: Redwood Falls, Minnesota, USA
Seller: Weltsch Equipment, Inc.
Hours: 8,775
Transmission Type: Powershift
Drive: MFWD
Engine Horsepower: 186.42 kw
Condition: Used
Description: Challenger 665, with KMW loader and grapple, joystick, 18 speed powershift, 4 valves, 480x46 rear tires and duals. Call Bob712-348-2772 or Nate712-...
Updated: Monday, August 10, 2026 10:12 am
Location: Sanborn, Iowa, USA
Seller: Nate's Tractors
Hours: 9,754
Drive: MFWD
Engine Horsepower: 216.25 kw
Serial Number: S017017
Condition: Used
Description: 2007 CHALLENGER MT665B 710/70R x 38 -70%, 600/65Rx28 - 25%, Front suspension, 4 hyd, 3pt, 2 wheel weights, CVT trans, tractor may need work
Updated: Tuesday, October 13, 2026 06:58 am
Location: Durand, Wisconsin, USA
Seller: Heitman Tractor Salvage
Hours: 6,500
HasPTO: Yes
Transmission Type: Powershift
Drive: MFWD
Engine Horsepower: 216.25 kw
Condition: Used
Description: Delivery and financing available
Front duels come with
Runs and drives great
Has been completely serviced
Big 1000 pto
A/c and heat wor...
Updated: Tuesday, October 20, 2026 09:00 am
Location: Cedar Springs, Michigan, USA
Seller: Derksen Implement
Hours: 6,074
Remote Hydraulics: 5
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 216.25 kw
Description:
Updated: Friday, September 25, 2026 08:46 am
Location: Madrid, Nebraska, USA
Seller: Regier Equipment Co. Inc.
Hours: 4,034
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 216.25 kw
Serial Number: U175031
Description: 2009 Challenger MT665C , 4,034 hours, cvt , cabs and front axle suspension. Nice tractor!!
Updated: Tuesday, October 06, 2026 09:23 am
Location: Orchard, Iowa, USA
Seller: C&A Fox Farms LLC
Hours: 2,550
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 216.25 kw
Condition: Used
Description: Fendt transmission and rear end ,2550 hrs,makes 340hp on dyno, front and rear duals, front suspension, cab suspension, Fendt 33 mph CVT, very nice....
Updated: Tuesday, September 22, 2026 11:47 am
Location: Smithville, Ohio, USA
Seller: Morrison Farms
Hours: 5,033
Remote Hydraulics: 6
HasPTO: Yes
Transmission Type: CVT
Drive: MFWD
Engine Horsepower: 216.25 kw
Description: 104235 (35)
Horsepower (PTO):250
Is unit Guidance Ready:Yes
Cab:Yes
Primary Seat:AirRide
Instructional Seat:Yes
Seats:Cloth
Ligh...
Updated: Wednesday, October 21, 2026 09:18 pm
Location: Mount Sterling, Illinois, USA
Seller: Parallel Ag - Mount Sterling