Head to head
Caterpillar D3 vs Pramac GRW60I/S5
The Caterpillar D3 is a small crawler dozer. The Pramac GRW60I/S5 is a stage v rental generator set, 60.0 kva prime power.
Last reviewed 13 September 2026
Specifications side by side
| Caterpillar D3 | Pramac GRW60I/S5 | |
|---|---|---|
| Engine | Cat C3.6 | FPT |
| Operating weight | 9362kg (20,640lb) | - |
| Engine power | 77.6kW (104hp) | - |
| Blade capacity | 2.19m3, or 2.34m3 with LGP tracks | - |
| Emergency standby power ESP | - | 61.0 kVA |
| Prime power PRP | - | 60.0 kVA |
| Voltage | - | 400/230 (V) |
| Emission stage | - | Stage V |
Sources: Caterpillar D3, Pramac GRW60I/S5. Figures vary by model year and options, so check with the supplier before you commit.
Buy or hire the D3 if...
Caterpillar's smallest crawler dozer, used for fine grading, landscaping and confined-site work where a full-size dozer won't fit. Common in UK plant hire fleets alongside mini excavators.
Listed by
- B & T Plant Hire - Gravesend
- B & T Plant Hire Ltd - Morden
Buy or hire the GRW60I/S5 if...
Rental-series generator set for hire fleets, events, construction sites and city centre works needing temporary three-phase power.
Full GRW60I/S5 specifications →Common questions
What is the difference between the Caterpillar D3 and the Pramac GRW60I/S5?
The Caterpillar D3 is a small crawler dozer; the Pramac GRW60I/S5 is a stage V rental generator set, 60.0 kVA prime power.
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