Multi-model comparison
Side-by-side tractor comparison
Compare technical specifications, horsepower ratings, hydraulic capacities, and dimensions across all tractor models.
Head-to-Head Arena Spotlight
Direct technical match-up between flagship models
128 HP
VS
+11.7%
143 HP
Quick Takeaways:⚡ Rated Power: Allis Chalmers HD19 (+15.0 HP / +11.7%)🛢️ Displacement: Caterpillar D7C (+6.6 L)
Model overview
2 selected
Engine and power
Rated horsepower
128 HP
143 HP+15.0 HP
PTO horsepower
—
—
Engine displacement
13.6 L+6.6 L
7 L
Cylinders
4 cylinders
6 cylinders
Fuel type
Diesel
Diesel
Transmission and drive
Drive system
Tracks (Crawler)
Tracks (Crawler)
Transmission type
Gear (5F/4R)
Torque converter (2F/1R)
Forward / reverse gears
5 fwd / 4 rev
2 fwd / 1 rev
Weight and capacities
Operating weight
11,779 kg
18,323 kg+6,544 kg
Hydraulic total flow
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
3 Shanks0
3 Shanks0
Max Disk Harrow (8 mph)
8 ft (2 m)
9 ft (3 m)+1 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)0
15 ft (5 m)0
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
13,440 lbs
50% Front / 50% Rear
15,015 lbs
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
4.6 gal/h (17.4 L/h)
5.1 gal/h (19.3 L/h)
Provenance and serial decoders
Production years
1955–1958
1947–1950
Assembly factory
—
West Allis, Wisconsin, USA
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340 - 450 HPVS
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