TractorDex
TractorDexIndex
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

Cletrac CG
58 HP
Cletrac

CG

6.3 L Engine
Full Technical Profile →
VS
+13.8%
Allis Chalmers HD7
66 HP
Allis Chalmers

HD7

3.5 L Engine+8.0 HP Lead
Full Technical Profile →
Quick Takeaways:⚡ Rated Power: Allis Chalmers HD7 (+8.0 HP / +13.8%)🛢️ Displacement: Cletrac CG (+2.8 L)
Model overview
4 selected
Cletrac CG
📸 Photo
58 HP
Cletrac

CG

Catalog archive
Open model sources
Allis Chalmers HD7
📸 Photo
66 HP
Allis Chalmers

HD7

Catalog archive
Open model sources
Case LA
📸 Photo
64 HP
Case

LA

Catalog archive
Open model sources
Deere 9RX 830
📸 Photo
830 HP
Deere

9RX 830

Catalog archive
Open model sources
Engine and power
Rated horsepower
58 HP
66 HP
64 HP
830 HP+764.0 HP
PTO horsepower
52.6 HP
—
—
335 HP+282.4 HP
Engine displacement
6.3 L
3.5 L
6.6 L
18 L+11.4 L
Cylinders
6 cylinders
3 cylinders
4 cylinders
6 cylinders
Fuel type
Gasoline
Diesel
Gasoline
Diesel
Transmission and drive
Drive system
Tracks (Crawler)
Tracks (Crawler)
2WD
Tracks (4-Track)
Transmission type
Gear (3F/1R)
Sliding gear (4F/1R)
Unsynchronized gear (4F/1R)
Full power shift (21F/11R)
Forward / reverse gears
3 fwd / 1 rev
4 fwd / 1 rev
4 fwd / 1 rev
21 fwd / 11 rev
Weight and capacities
Operating weight
5,216 kg
6,350 kg
3,408 kg
33,566 kg+27,216 kg
Hydraulic total flow
—
—
—
—
ASABE Field Implement Capacity Matchup
Max Subsoiler (12" depth)
1 Shanks
1 Shanks
1 Shanks
21 Shanks+20 Shanks
Max Disk Harrow (8 mph)
6 ft (2 m)
6 ft (2 m)
6 ft (2 m)
54 ft (16 m)+48 ft
Max Air Seeder (5.5 mph)
15 ft (5 m)
15 ft (5 m)
15 ft (5 m)
106 ft (32 m)+91 ft
Target Ballast & Balance
Heavy-draft standard (30/70 for 2WD, 40/60 for MFWD, 55/45 for 4WD)
6,090 lbs
50% Front / 50% Rear
6,930 lbs
50% Front / 50% Rear
9,280 lbs
30% Front / 70% Rear
84,000 lbs(OEM Cap)
50% Front / 50% Rear
Est. Fuel Burn (75% Load)
2.1 gal/h (7.9 L/h)
2.4 gal/h (9.1 L/h)
2.3 gal/h (8.7 L/h)
29.9 gal/h (113.2 L/h)
Provenance and serial decoders
Production years
1937–1942
1940–1950
1940–1953
2025
Assembly factory
—
West Allis, Wisconsin, USA
Racine, Wisconsin, USA
—
Serial decoder support
Not indexed