Head to head · Row Crop

Challenger MT545 vs International Harvester 766

Image not recorded
ChallengerModel A

Challenger MT545

Row Crop

power
Not recorded
displacement
365 ci
Cylinders
6
Forward gears
32
Full MT545 specs
Image not recorded
International HarvesterModel B

International Harvester 766

Row Crop

power
Not recorded
displacement
391 ci
Cylinders
6
Forward gears
16
Full 766 specs
ChallengerChallenger MT545
vs
International HarvesterInternational Harvester 766

How they compare

Headline specs vs. the whole Row Crop

n = 806–1,417

Engine Displacement

▲ 766 higher · +26 ci (+7%)
MT545365 ci
766391 ci
Median Row Crop Tractor391 ci

MT545 is in the 43rd percentile; 766 is in the 50th · 1,409 models

Cylinders

= Effectively tied
MT5456
7666
Median Row Crop Tractor6

MT545 is in the 50th percentile; 766 is in the 50th · 1,417 models

Forward Gears

▲ MT545 higher · +16 (+100%)
MT54532
76616
Median Row Crop Tractor16

MT545 is in the 91st percentile; 766 is in the 50th · 1,200 models

Operating Weight

▲ 766 higher · +218 lb (+2%)
MT54510,082 lb
76610,300 lb
Median Row Crop Tractor12,307 lb

MT545 is in the 32nd percentile; 766 is in the 34th · 1,350 models

MT545 (A)766 (B)Median Row Crop Tractor

Full comparison

Every spec, side by side

General Information

SpecChallenger MT545International Harvester 766Difference
ManufacturerChallengerInternational Harvester—
ModelMT545766—
CategoryRow CropRow CropSame

Engine

SpecChallenger MT545International Harvester 766Difference
ManufacturerCaterpillarInternational Harvester—
Model3056C291—
Rated RPM2,200RPM2,400RPM▲ 766+200 RPM · +9%
Cylinders66Same
Displacement365ci391ci▲ 766+26 ci · +7%
Bore3.9in3.7in▲ MT545+0.2 in · +5%
Stroke5in4.4in▲ MT545+0.6 in · +14%

Transmission

SpecChallenger MT545International Harvester 766Difference
TypePartial power shiftSliding gear / Partial power shift—

Dimensions & Weight

SpecChallenger MT545International Harvester 766Difference
Length179in165in▲ MT545+14 in · +8%
Width88in98in▲ 766+10 in · +11%
Height109in105in▲ MT545+4 in · +4%
Operating Weight10,082lb10,300lb▲ 766+218 lb · +2%

Hydraulics

SpecChallenger MT545International Harvester 766Difference
System TypeClosed center pressure flow compensated (PFC)Open center—
Steering TypePowerHydrostatic Power—

Power Take-off (PTO)

SpecChallenger MT545International Harvester 766Difference
TypeNot recordedIndependent—
Speed 1Not recorded540rpm—
Speed 2Not recorded1,000rpm—

Hitch & Towing

SpecChallenger MT545International Harvester 766Difference
Hitch TypeThree-Point HitchThree-Point HitchSame
Hitch CategoryIIIISame
Hitch PositionRearRearSame

Chassis & Drive

SpecChallenger MT545International Harvester 766Difference
Chassis Type4x2 2WD4x2 2WDSame
Drive Type2WD2WDSame
Steering TypePowerHydrostatic Power—
Brake TypeHydraulic wet discHydraulic Dry Disc—

Electrical

SpecChallenger MT545International Harvester 766Difference
Starter TypeElectricElectricSame

Operator Station

SpecChallenger MT545International Harvester 766Difference
TypeCabOpen—

Category context

Both models against the field

Engine Displacement

median 391 ci
A · 43rd percentile (365 ci)B · 50th percentile (391 ci)

Cylinders

median 6
A · 50th percentile (6)B · 50th percentile (6)

Forward Gears

median 16
A · 91st percentile (32)B · 50th percentile (16)

Operating Weight

median 12,307 lb
A · 32nd percentile (10,082 lb)B · 34th percentile (10,300 lb)

Length

median 180 in
A · 50th percentile (179 in)B · 30th percentile (165 in)
A · MT545B · 766Median Row Crop Tractor
Full spec pageChallenger MT545Full spec pageInternational Harvester 766