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Chamberlain 45KA vs Chamberlain Champion 6G
Verdict: Chamberlain 45KA vs Chamberlain Champion 6G
The Chamberlain 45KA and the Chamberlain Champion 6G are both tractors — here is how they stack up on the figures that matter. Chamberlain Champion 6G is the lighter machine (3,311 kg vs 4,082 kg), which helps on soft ground and transport, while the heavier model carries more ballast for traction-limited draft work. Chamberlain 45KA holds more fuel (81.8 L vs 73.8 L) for longer stints between fills. Chamberlain Champion 6G is the newer design (1955 vs 1954). 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
79
Fit score
Best match
Clear
Chamberlain
62
Fit score
Clear
Rated power
null hp
45 hp
Confidence
40%
40%
Guide price
—
—
Overview
Manufacturer
ChamberlainReference
ChamberlainReference
liquid - thermosiphon-cooledReference
Three gears (1-3), plus reverse (R) in two ranges (low/high).Reference
Total built
108Reference
—
Steering
mechanical - recirculating ballReference
mechanical - recirculating ballReference
Engine
Fuel tank
81.8 LReference
73.8 LReference
Aux. fuel
9.1 LReference
—
Displacement
6.0 LReference
4.4 LReference
Bore/Stroke
156 x 159 mmReference
108 x 121 mmReference
Rated RPM
1200Reference
—
Starter volts
12Reference
12Reference
Drawbar (claimed)
—
33.6 kWReference
Belt (claimed)
—
38.8 kWReference
Compression
—
17.5:1Reference
Firing order
—
1-3-4-2Reference
Transmission
Transmission
sliding gearReference
—
Gears
9 forward and 3 reverseReference
6 forward and 2 reverseReference
Type
—
gearReference
PTO & Hydraulics
Rear PTO Type
540Reference
540 (1.375)Reference
Dimensions
Wheelbase
210 cmReference
—
Weight
4082 kgReference
3311 kgReference
Front tire
7.50x18Reference
7.50x18Reference
Rear tire
15.00x30Reference
18.4x26Reference
Ag front
7.50x18Reference
7.50x18Reference
Ag rear
15.00x30Reference
18.4x26Reference
Length
342 cmReference
386 cmReference
Width
172 cmReference
215 cmReference
Height
228 cmReference
175 cmReference
45KA Serial Numbers
6/1954
1888Reference
—
12/1954
1977Reference
—
Final
1995Reference
1703Reference
Champion 6G Serial Numbers
1955
—
101Reference
1956
—
104Reference
1957
—
523Reference
1958
—
1384Reference
Capacities
Diameter
—
26 cmReference
Speed
—
944.88 meters/minReference
Electrical
Charging system
—
generatorReference
Charging volts
—
12Reference
Batteries
—
2Reference
Battery volts
—
6Reference
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.