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TractorDexIndex
Multi-model comparison

Side-by-side tractor comparison

Compare technical specifications, horsepower ratings, hydraulic capacities, and dimensions across all tractor models.

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Direct technical match-up between flagship models

ARCHIVE SPEC2WD
40HP
A
OilPull K 12/20
Archived Specification Record
Advance-Rumely

OilPull K 12/20

7.4 L Engine
Full Technical Profile →
VS
+10.0%
Case 20-40
44 HP
Case

20-40

17.7 L Engine+4.0 HP Lead
Full Technical Profile →
Quick Takeaways:⚡ Rated Power: Case 20-40 (+4.0 HP / +10.0%)🛢️ Displacement: Case 20-40 (+10.3 L)
Model overview
3 selected
ARCHIVE SPEC2WD
40HP
A
OilPull K 12/20
Archived Specification Record
Advance-Rumely

OilPull K 12/20

Catalog archive
Open model sources
Case 20-40
📸 Photo
44 HP
Case

20-40

Catalog archive
Open model sources
CaseIH Steiger 785 Quadtrac
📸 Photo
785 HP
CaseIH

Steiger 785 Quadtrac

Catalog archive
Open model sources
Engine and power
Rated horsepower
40 HP
44 HP
785 HP+741.0 HP
PTO horsepower
—
—
529.6 HP★ Leader
Engine displacement
7.4 L
17.7 L+1.8 L
15.9 L
Cylinders
2 cylinders
2 cylinders
6 cylinders
Fuel type
Kerosene
Kerosene
Diesel
Transmission and drive
Drive system
2WD
2WD
Tracks (4-Track)
Transmission type
Gear (2F/1R)
Gear (2F/1R)
Full power shift (17F/2R)
Forward / reverse gears
2 fwd / 1 rev
2 fwd / 1 rev
17 fwd / 2 rev
Weight and capacities
Operating weight
2,916 kg
6,305 kg
27,760 kg+21,455 kg
Hydraulic total flow
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
1 Shanks
1 Shanks
19 Shanks+18 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
6 ft (2 m)
51 ft (16 m)+45 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
15 ft (5 m)
100 ft (30 m)+85 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
5,800 lbs
30% Front / 70% Rear
6,380 lbs
30% Front / 70% Rear
76,500 lbs(Est. Cap)
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
1.4 gal/h (5.3 L/h)
1.6 gal/h (6.1 L/h)
28.3 gal/h (107.1 L/h)
Provenance and serial decoders
Production years
1918–1924
1912–1919
2025
Assembly factory
—
Racine, Wisconsin, USA
Fargo, North Dakota, USA
Serial decoder support
Not indexed
Not indexed