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Allis ChalmersModel A
Allis Chalmers D21 Series I
Row Crop
- power
- 103 hp
- displacement
- 426 ci
- Cylinders
- 6
- Forward gears
- 8
Head to head · Row Crop
Allis Chalmers D21 Series I vs Schluter Super 1050V
SchluterModel B
Schluter Super 1050V
Utility
- power
- 105 hp
- displacement
- 419 ci
- Cylinders
- 6
- Forward gears
- 12
Allis ChalmersAllis Chalmers D21 Series I
vs
SchluterSchluter Super 1050V
How they compare
Headline specs vs. the whole Row Crop
Engine Power
▲ Super 1050V higher · +2 hp (+2%)D21 Series I103 hp
Super 1050V105 hp
Median Row Crop Tractor138 hp
D21 Series I is in the 27th percentile; Super 1050V is in the 28th · 1,206 models
Engine Displacement
▲ D21 Series I higher · +7 ci (+2%)D21 Series I426 ci
Super 1050V419 ci
Median Row Crop Tractor391 ci
D21 Series I is in the 72nd percentile; Super 1050V is in the 71st · 1,409 models
Cylinders
= Effectively tiedD21 Series I6
Super 1050V6
Median Row Crop Tractor6
D21 Series I is in the 50th percentile; Super 1050V is in the 50th · 1,417 models
Forward Gears
▲ Super 1050V higher · +4 (+50%)D21 Series I8
Super 1050V12
Median Row Crop Tractor16
D21 Series I is in the 16th percentile; Super 1050V is in the 27th · 1,200 models
D21 Series I (A)Super 1050V (B)Median Row Crop Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Schluter | — |
| Model | D21 Series I | Super 1050V | — |
| Category | Row Crop | Utility | — |
Engine
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Manufacturer | Allis Chalmers | Not recorded | — |
| Model | 3400 | SDM 108 W 6 | — |
| Power Output | 103hp | 105hp | ▲ Super 1050V+2 hp · +2% |
| Rated RPM | 2,200RPM | 1,800RPM | ▲ D21 Series I+400 RPM · +22% |
| Cylinders | 6 | 6 | Same |
| Displacement | 426ci | 419ci | ▲ D21 Series I+7 ci · +2% |
| Bore | 4.3in | 4.3in | Same |
| Stroke | 5in | 4.9in | ▲ D21 Series I+0.1 in · +2% |
Transmission
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Type | Sliding gear with dry disc clutch | Not recorded | — |
Dimensions & Weight
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Length | 161in | 181in | ▲ Super 1050V+20 in · +12% |
| Width | 91.6in | Not recorded | — |
| Height | 107in | 111in | ▲ Super 1050V+4 in · +4% |
| Operating Weight | 9,500lb | 10,804lb | ▲ Super 1050V+1,304 lb · +14% |
Hydraulics
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Steering Type | Power | Hydrostatic power | — |
Power Take-off (PTO)
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 1,000rpm | Not recorded | — |
Hitch & Towing
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Hitch Type | Three-Point Hitch | Not recorded | — |
| Hitch Category | III/II | 3 | — |
| Hitch Position | Rear | Not recorded | — |
Chassis & Drive
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | 4x4 MFWD 4WD | — |
| Drive Type | 2WD | 4WD | — |
| Steering Type | Power | Hydrostatic power | — |
| Brake Type | Band actuated disc | Not recorded | — |
Electrical
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Capacities
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Coolant | 5.3gal | Not recorded | — |
Operator Station
| Spec | Allis Chalmers D21 Series I | Schluter Super 1050V | Difference |
|---|---|---|---|
| Type | Open | Not recorded | — |
Category context
Both models against the field
Engine Power
median 138 hpA · 27th percentile (103 hp)B · 28th percentile (105 hp)
Engine Displacement
median 391 ciA · 72nd percentile (426 ci)B · 71st percentile (419 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Forward Gears
median 16A · 16th percentile (8)B · 27th percentile (12)
Operating Weight
median 12,307 lbA · 28th percentile (9,500 lb)B · 38th percentile (10,804 lb)
A · D21 Series IB · Super 1050VMedian Row Crop Tractor