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CaterpillarModel A
Caterpillar D9
Crawler
- power
- Not recorded
- displacement
- 1,473 ci
- Cylinders
- 6
- Forward gears
- 6
Head to head · Crawler
Caterpillar D9 vs John Deere 9420R
John DeereModel B
John Deere 9420R
Four-Wheel Drive
- power
- Not recorded
- displacement
- 826 ci
- Cylinders
- 6
- Forward gears
- 18
CaterpillarCaterpillar D9
vs
John DeereJohn Deere 9420R
How they compare
Headline specs vs. the whole Crawler
Engine Displacement
▲ D9 higher · +647 ci (+78%)D91,473 ci
9420R826 ci
Median Crawler Tractor468 ci
D9 is in the 99th percentile; 9420R is in the 84th · 191 models
Cylinders
= Effectively tiedD96
9420R6
Median Crawler Tractor6
D9 is in the 50th percentile; 9420R is in the 50th · 192 models
Forward Gears
▲ 9420R higher · +12 (+200%)D96
9420R18
Median Crawler Tractor10
D9 is in the 34th percentile; 9420R is in the 87th · 179 models
Operating Weight
▲ D9 higher · +23,060 lb (+54%)D966,025 lb
9420R42,965 lb
Median Crawler Tractor23,320 lb
D9 is in the 99th percentile; 9420R is in the 84th · 173 models
D9 (A)9420R (B)Median Crawler Tractor
Full comparison
Every spec, side by side
General Information
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | John Deere | — |
| Model | D9 | 9420R | — |
| Category | Crawler | Four-Wheel Drive | — |
Engine
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Manufacturer | Caterpillar | John Deere | — |
| Model | D353 | John Deere Diesel six-cylinder vertical with two turbochargers, air-to-air aftercooler, and D.E.F (Diesel Exhaust Fluid) exhaust treatment | — |
| Rated RPM | 1,240RPM | 2,100RPM | ▲ 9420R+860 RPM · +69% |
| Cylinders | 6 | 6 | Same |
| Displacement | 1,473ci | 826ci | ▲ D9+647 ci · +78% |
| Bore | 6.3in | 5.2in | ▲ D9+1.1 in · +21% |
| Stroke | 8in | 6.5in | ▲ D9+1.5 in · +23% |
Transmission
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Type | Gear / Torque Converter | Selective gear fixed ratio with full range operator controlled power shift | — |
Dimensions & Weight
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Length | 215in | 314in | ▲ 9420R+99 in · +46% |
| Width | 120in | 176in | ▲ 9420R+56 in · +47% |
| Height | 105in | 145in | ▲ 9420R+40 in · +38% |
| Operating Weight | 66,025lb | 42,965lb | ▲ D9+23,060 lb · +54% |
Hydraulics
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| System Type | Not recorded | Closed-center pressure/flow compensated | — |
Hitch & Towing
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Hitch Type | Not recorded | Category 4N, Category 4 | — |
| Hitch Category | Not recorded | IV | — |
| Hitch Position | Not recorded | Rear | — |
Electrical
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Starter Type | 2-Cylinder Gas Pony Engine | 12 volt electric | — |
Capacities
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Coolant | Not recorded | 16.8gal | — |
Operator Station
| Spec | Caterpillar D9 | John Deere 9420R | Difference |
|---|---|---|---|
| Type | Not recorded | Cab | — |
Category context
Both models against the field
Engine Displacement
median 468 ciA · 99th percentile (1,473 ci)B · 84th percentile (826 ci)
Cylinders
median 6A · 50th percentile (6)B · 50th percentile (6)
Forward Gears
median 10A · 34th percentile (6)B · 87th percentile (18)
Operating Weight
median 23,320 lbA · 99th percentile (66,025 lb)B · 84th percentile (42,965 lb)
Length
median 146 inA · 79th percentile (215 in)B · 99th percentile (314 in)
A · D9B · 9420RMedian Crawler Tractor