Allis ChalmersModel A
Allis Chalmers 6140
Utility
- power
- 40 hp
- displacement
- 142 ci
- Cylinders
- 3
- Forward gears
- 10
Head to head · Utility
Allis Chalmers 6140 vs Montana 3940
MontanaModel B
Montana 3940
Utility
- power
- 39 hp
- displacement
- 110 ci
- Cylinders
- 4
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers 6140
vs
MontanaMontana 3940
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 6140 higher · +1 hp (+3%)614040 hp
394039 hp
Median Utility Tractor55 hp
6140 is in the 33rd percentile; 3940 is in the 32nd · 5,383 models
Engine Displacement
▲ 6140 higher · +32 ci (+29%)6140142 ci
3940110 ci
Median Utility Tractor183 ci
6140 is in the 36th percentile; 3940 is in the 26th · 5,580 models
Cylinders
▲ 3940 higher · +1 (+33%)61403
39404
Median Utility Tractor4
6140 is in the 23rd percentile; 3940 is in the 50th · 5,720 models
Operating Weight
▲ 6140 higher · +1,045 lb (+35%)61404,000 lb
39402,955 lb
Median Utility Tractor5,303 lb
6140 is in the 36th percentile; 3940 is in the 22nd · 5,107 models
6140 (A)3940 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Montana | — |
| Model | 6140 | 3940 | — |
| Category | Utility | Utility | Same |
Engine
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Manufacturer | Toyosha | Mitsubishi | — |
| Model | Not recorded | S4L2 | — |
| Power Output | 40hp | 39hp | ▲ 6140+1 hp · +3% |
| Rated RPM | 2,500RPM | 2,700RPM | ▲ 3940+200 RPM · +8% |
| Cylinders | 3 | 4 | ▲ 3940+1 · +33% |
| Displacement | 142ci | 110ci | ▲ 6140+32 ci · +29% |
| Bore | 3.9in | 3.1in | ▲ 6140+0.8 in · +26% |
| Stroke | 4.1in | 3.6in | ▲ 6140+0.5 in · +14% |
Transmission
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Type | Synchromesh | Hydrostatic | — |
Dimensions & Weight
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Length | 132in | 132in | Same |
| Width | 68.1in | Not recorded | — |
| Height | 87.8in | 87.5in | ▲ 6140+0.3 in · <1% |
| Wheelbase | Not recorded | 66.2in | — |
| Operating Weight | 4,000lb | 2,955lb | ▲ 6140+1,045 lb · +35% |
Hydraulics
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| System Type | Open center | Not recorded | — |
| Steering Type | Power | Power | Same |
Power Take-off (PTO)
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Hitch Category | I | I | Same |
| Hitch Capacity | 3,200lb | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Power | Power | Same |
| Brake Type | Mechanical wet disc | Not recorded | — |
Electrical
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Coolant | 2.1gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers 6140 | Montana 3940 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 55 hpA · 33rd percentile (40 hp)B · 32nd percentile (39 hp)
Engine Displacement
median 183 ciA · 36th percentile (142 ci)B · 26th percentile (110 ci)
Cylinders
median 4A · 23rd percentile (3)B · 50th percentile (4)
Operating Weight
median 5,303 lbA · 36th percentile (4,000 lb)B · 22nd percentile (2,955 lb)
Length
median 137 inA · 43rd percentile (132 in)B · 43rd percentile (132 in)
A · 6140B · 3940Median Utility Tractor