Head to head · Utility
Oliver 990 vs Oliver OC-12
Image not recorded
OliverModel B
Oliver OC-12
Crawler
- power
- 57.9 hp
- displacement
- 339 ci
- Cylinders
- 6
- Forward gears
- 4
OliverOliver 990
vs
OliverOliver OC-12
How they compare
Headline specs vs. the whole Utility
Engine Power
▲ 990 higher · +3.5 hp (+6%)99061.4 hp
OC-1257.9 hp
Median Utility Tractor55 hp
990 is in the 56th percentile; OC-12 is in the 52nd · 5,383 models
Engine Displacement
▲ OC-12 higher · +126 ci (+59%)990213 ci
OC-12339 ci
Median Utility Tractor183 ci
990 is in the 59th percentile; OC-12 is in the 86th · 5,580 models
Cylinders
▲ OC-12 higher · +3 (+100%)9903
OC-126
Median Utility Tractor4
990 is in the 23rd percentile; OC-12 is in the 93rd · 5,720 models
Forward Gears
▲ 990 higher · +2 (+50%)9906
OC-124
Median Utility Tractor12
990 is in the 11th percentile; OC-12 is in the 4th · 4,941 models
990 (A)OC-12 (B)Median Utility Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Manufacturer | Oliver | Oliver | Same |
| Model | 990 | OC-12 | — |
| Category | Utility, Standard Tread | Crawler | — |
Engine
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Manufacturer | General Motors | Hercules | — |
| Model | Mar-71 | Not recorded | — |
| Power Output | 61.4hp | 57.9hp | ▲ 990+3.5 hp · +6% |
| Rated RPM | 1,800RPM | 1,750RPM | ▲ 990+50 RPM · +3% |
| Cylinders | 3 | 6 | ▲ OC-12+3 · +100% |
| Displacement | 213ci | 339ci | ▲ OC-12+126 ci · +59% |
| Bore | 4.3in | 4in | ▲ 990+0.3 in · +7% |
| Stroke | 5in | 4.5in | ▲ 990+0.5 in · +11% |
Transmission
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Type | Gear | Gear | Same |
Dimensions & Weight
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Length | Not recorded | 110in | — |
| Width | Not recorded | 58in | — |
| Height | Not recorded | 66.5in | — |
| Operating Weight | 11,000lb | 11,259lb | ▲ OC-12+259 lb · +2% |
Hydraulics
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Steering Type | Power | Manual | — |
Power Take-off (PTO)
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Type | Independent | Not recorded | — |
| Speed 1 | 540rpm | Not recorded | — |
Chassis & Drive
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Chassis Type | 4x2 2WD | Tracked | — |
| Drive Type | 2WD | Tracked | — |
| Steering Type | Power | Manual | — |
| Brake Type | Disc | Not recorded | — |
Electrical
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Starter Type | Electric | Not recorded | — |
Operator Station
| Spec | Oliver 990 | Oliver OC-12 | Difference |
|---|---|---|---|
| Type | Open | Open | Same |
Category context
Both models against the field
Engine Power
median 55 hpA · 56th percentile (61.4 hp)B · 52nd percentile (57.9 hp)
Engine Displacement
median 183 ciA · 59th percentile (213 ci)B · 86th percentile (339 ci)
Cylinders
median 4A · 23rd percentile (3)B · 93rd percentile (6)
Forward Gears
median 12A · 11th percentile (6)B · 4th percentile (4)
Operating Weight
median 5,303 lbA · 88th percentile (11,000 lb)B · 89th percentile (11,259 lb)
A · 990B · OC-12Median Utility Tractor