Ammann
ATR 66
Petrol vibratory rammer for trench and confined-space compaction
Last reviewed 6 October 2026
Specifications
| Weight | 66 kg |
| Centrifugal force | 22 kN |
| Working width | 280 mm |
| Engine power | 2.7 kW |
Figures taken from the manufacturer: source. Specifications change by model year and configuration - confirm with the supplier before relying on them.
Who uses it
A petrol rammer for trench backfill, pipe surrounds and compaction against walls and kerbs. Utility crews and groundworkers use rammers like this where a plate cannot fit.
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