Challenger
660B
321 (239)
MODEL
660B
Years Produced
(2009-2012)
ENGINE†
Horsepower, Rated - hp (kW)
300 (223)
Horsepower, Maximum - hp (kW)
Power Boost - hp (kW)
30 (22.4)
Engine Make
Challenger Endurance
Engine Model
84CTA
Number of Cylinders
6
Piston Displacement - cu in (L)
513 (8.4)
Emission Tier Level
Tier 3
Fuel Tank Capacity - gal (L)
160 (605)
Diesel Exhaust Fluid (DEF) Tank Capacity, gal (L)
No DEF
FEEDING†
Feeder Width - in (mm)
44.1 (1120)
Feeder Speed Variable
Yes
Feeder Reverser Control
Electro-hydraulic
Feeder Tilt Adjustment
Yes
Stone / Rock Protection
Stone trap
THRESHING/SEPERATING
Threshing System Type, Rotary or Conventional Cylinder
Rotary
Number of Rotors or Cylinders
1 Rotor
Rotor or Cylinder Description
Rasp bars
Rotor or Cylinder Diameter - in (mm)
27.5 (698.5)
Rotor or Cylinder Length - in (mm)
140 (3556)
Rotor or Cylinder Speed Range - rpm
157 - 980
Threshing Area Wrap - degrees
160
Concave Adjustment
Electrically operated from cab
CLEANING SYSTEM
Total Sieve Area - sq in (sq m)
6,768 (4.37)
Leveling System Available
No
Cleaning Fan Description
Transverse Cleaning Fan
Cleaning Fan Speed Range - rpm
590 - 1350
GRAIN HANDLING
Grain Tank Capacity, Standard - bu (L)
300 (10572)
Optional Grain Tank Capacity - bu (L)
No optional tank
Unloading Rate - bu/sec. (L/Sec)
4.5 (159)
Unloading Auger Length, Standard - ft-in (m)
Optional Auger Length - ft-in (m)
No optional auger
Reach from Machine Center, Standard Auger - ft-in (m)
24' 5" (7.44)
Reach from Machine Center, Optional Auger - ft-in (m)
No optional auger
TIRES and TRACKS
Reference Drive Tire Size
30.5L x 32
Steering Tire Size
16.9x24
Rubber Tracks Available
No
WEIGHTS and DIMENSIONS, without Header
Weight, 2WD - lb (kg)
28,000 (12701)
Wheelbase, 2WD - in (mm)
146 (3708)
Transport Height - ft-in (m)
12' 0" (3.66)