Allis ChalmersModel A
Allis Chalmers D21 Series II
Row Crop
- power
- 121 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 8
Head to head · Row Crop
Allis Chalmers D21 Series II vs Kubota M125
KubotaModel B
Kubota M125
Utility
- power
- 123 hp
- displacement
- 356 ci
- Cylinders
- 5
- Forward gears
- Not recorded
Allis ChalmersAllis Chalmers D21 Series II
vs
KubotaKubota M125
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ M125 higher · +2 hp (+2%)D21 Series II121 hp
M125123 hp
Median Row Crop Tractor138 hp
D21 Series II is in the 40th percentile; M125 is in the 41st · 1,206 models
Engine Displacement
▲ D21 Series II higher · +70 ci (+20%)D21 Series II426 ci
M125356 ci
Median Row Crop Tractor391 ci
D21 Series II is in the 72nd percentile; M125 is in the 40th · 1,409 models
Cylinders
▲ D21 Series II higher · +1 (+20%)D21 Series II6
M1255
Median Row Crop Tractor6
D21 Series II is in the 50th percentile; M125 is in the 31st · 1,417 models
Operating Weight
▲ D21 Series II higher · +529 lb (+6%)D21 Series II9,502 lb
M1258,973 lb
Median Row Crop Tractor12,307 lb
D21 Series II is in the 28th percentile; M125 is in the 25th · 1,350 models
D21 Series II (A)M125 (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Kubota | — |
| Model | D21 Series II | M125 | — |
| Category | Row Crop | Utility | — |
Engine
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Kubota | — |
| Model | 3500 | F5802-T | — |
| Power Output | 121hp | 123hp | ▲ M125+2 hp · +2% |
| Rated RPM | 2,200RPM | 2,400RPM | ▲ M125+200 RPM · +9% |
| Cylinders | 6 | 5 | ▲ D21 Series II+1 · +20% |
| Displacement | 426ci | 356ci | ▲ D21 Series II+70 ci · +20% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 4.9in | ▲ D21 Series II+0.1 in · +2% |
Transmission
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Type | Sliding gear with dry disc clutch | Not recorded | — |
Dimensions & Weight
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Length | 160in | 173in | ▲ M125+13 in · +8% |
| Width | 91.3in | 82.7in | ▲ D21 Series II+8.6 in · +10% |
| Height | 106in | 107in | ▲ M125+1 in · <1% |
| Operating Weight | 9,502lb | 8,973lb | ▲ D21 Series II+529 lb · +6% |
Hydraulics
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Steering Type | Power | Power | Same |
Power Take-off (PTO)
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Category II | — |
| Hitch Category | III/II | Not recorded | — |
| Hitch Position | Rear | Rear | Same |
Chassis & Drive
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Power | Power | Same |
| Brake Type | Band actuated disc | Not recorded | — |
Electrical
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Starter Type | Electric | Electric | Same |
Capacities
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Coolant | 7.8gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D21 Series II | Kubota M125 | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 40th percentile (121 hp)B · 41st percentile (123 hp)
Engine Displacement
median 391 ciA · 72nd percentile (426 ci)B · 40th percentile (356 ci)
Cylinders
median 6A · 50th percentile (6)B · 31st percentile (5)
Operating Weight
median 12,307 lbA · 28th percentile (9,502 lb)B · 25th percentile (8,973 lb)
Length
median 180 inA · 25th percentile (160 in)B · 39th percentile (173 in)
A · D21 Series IIB · M125Median Row Crop Tractor