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Chamberlain 40K vs Chamberlain 40KA
Verdict: Chamberlain 40K vs Chamberlain 40KA
The Chamberlain 40K and the Chamberlain 40KA are both tractors — here is how they stack up on the figures that matter. Both are rated at the same 49 hp. Chamberlain 40K is the newer design (1950 vs 1949). Use the full side-by-side spec tables below to weigh the details against your own operation, and confirm with a dealer demo.
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Fit & specs
Chamberlain
62
Fit score
Best match
Clear
Chamberlain
62
Fit score
Best match
Clear
Rated power
49 hp
49 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
ChamberlainReference
ChamberlainReference
liquid-cooled horizontally-opposedReference
liquid-cooled horizontally-opposedReference
Final drives
bull gearReference
bull gearReference
Steering
mechanical - recirculating ballReference
mechanical - recirculating ballReference
Total built
—
1,484Reference
Engine
Fuel tank
104.5 LReference
104.5 LReference
Aux. fuel
15.9 LReference
15.9 LReference
Engine
36.2 kWReference
36.2 kWReference
Belt (claimed)
29.8 kWReference
29.8 kWReference
Displacement
6.0 LReference
6.0 LReference
Bore/Stroke
156 x 159 mmReference
156 x 159 mmReference
Power
36.2 kWReference
36.2 kWReference
Cooling system
thermosiphonReference
thermosiphonReference
Rated RPM
1200Reference
1200Reference
Starter volts
12Reference
12Reference
Transmission
Transmission
sliding gearReference
sliding gearReference
Gears
9 forward and 3 reverseReference
9 forward and 3 reverseReference
PTO & Hydraulics
Rear PTO Type
540Reference
540Reference
Dimensions
Wheelbase
210 cmReference
210 cmReference
Weight
3855 kgReference
3855 kgReference
Front tire
7.50x18Reference
7.50x18Reference
Rear tire
15.00x30Reference
15.00x30Reference
Ag front
7.50x18Reference
7.50x18Reference
Ag rear
15.00x30Reference
15.00x30Reference
Length
342 cmReference
342 cmReference
Height
228 cmReference
228 cmReference
40K Serial Numbers
1950
1Reference
—
Final
403Reference
1887Reference
Capacities
Diameter
33 cmReference
33 cmReference
Width
172 cmReference
172 cmReference
RPM
810Reference
810Reference
Speed
835.15 meters/minReference
835.15 meters/minReference
Variants
40K
—
wide gear ratioReference
40KA
—
close gear ratioReference
40KA Serial Numbers
10/1950
—
404Reference
1/1951
—
471Reference
12/1951
—
1226Reference
12/1952
—
1490Reference
12/1953
—
1834Reference
Fit score weighs budget, operation size, crop match and data confidence against the details above. It’s guidance, not advice — always confirm with a dealer demo.