130-160 lb Rammer
The 130-160 lb rammer represents the workhorse class for compacting cohesive and mixed backfill in trenches, around foundations, and in confined areas where access limits larger equipment. Operating weights range from 59 to 159 kg, with engine power between 1.8 and 3.6 hp, placing this class between lighter <130 lb models suited to finish work and heavier 160+ lb units for deeper lifts and heavily cohesive soils. Wacker Neuson, Bomag, and Ammann manufacture models in this band.
Cat classes
Pick a size class — capacity and reach differ across the range.
Key specifications
| Specification | Typical range | What it means |
|---|---|---|
| Operating weight | 59–159 kg (130–351 lb) | Defines impact energy and the lift thickness the machine can effectively compact in cohesive soils. |
| Engine power | 1.8–3.6 hp | Gasoline engines in this range drive the jumping mechanism at operating speeds of 10–29 cycles per minute. |
| Plate width | 280 mm (11 in) | Standard foot dimension allows operation in trenches and tight spaces where vibratory plates cannot fit. |
| Surface capacity | 159–1604 sq ft/hr | Production rate depends on soil type, moisture content, and required lift thickness. |
How to choose
The 130-160 lb class is appropriate for standard utility trench backfill, foundation perimeters, and general cohesive soil compaction in lifts up to approximately 12 inches. For finish grading, shallow lifts, or granular soils where surface coverage matters more than impact energy, the Up to 130 lb Rammer class offers easier handling and adequate compaction. When working with heavily plastic clays, deeper lifts beyond 12 inches, or specifications requiring greater impact force, the 160+ lb Rammer delivers the additional mass and energy needed for effective densification at depth.
What this size handles
- Backfilling utility trenches with clayey or mixed native soils
- Compacting fill around building foundations and retaining wall footings
- Densifying cohesive soils in confined areas inaccessible to ride-on equipment
- Repairing asphalt patches and pothole fills in roadways
- Compacting granular pipe bedding and select backfill in narrow excavations
- Preparing subgrade in trenches for concrete pours or paving
Safety & operation
- Hand-arm vibration exposure accumulates during operation; gloves and scheduled breaks reduce fatigue and long-term risk
- Hearing protection required; two-stroke and four-stroke engines at full throttle produce sound levels above 85 dBA
- Steel-toed boots protect against foot injuries from the jumping plate; loose soil can shift unexpectedly under the machine
- Adequate ventilation necessary when operating gasoline engines in trenches or excavations to prevent carbon monoxide buildup
Transport & logistics
- Most models load manually into pickup beds or stake-body trucks; operating weights under 160 kg allow two-person lifting
- Small utility trailers and landscape trailers accommodate multiple units; no CDL or specialized towing required
- Narrow footprint (280 mm plate width) permits stacking or side-by-side transport with other hand equipment
Power & supply
- Gasoline engines with 0.8–3.0 liter fuel tanks; typical runtime 1.5–4 hours on a single fill depending on tank size and load
- Standard unleaded gasoline; some jurisdictions require low-emission or ethanol-free fuel for small engines
- No external power or hydraulic connections required; self-contained operation
Frequently asked
What differentiates a rammer from a vibratory plate compactor?
How does operating weight affect compaction depth in cohesive soils?
What soil moisture range suits rammer compaction?
Compare popular models
Find by spec →Normalised to the same units. A dash means the figure was not published.
| Model | Operating weight | Engine power |
|---|---|---|
| Ammann eATR 68 | 154 lb (70 kg) | 2 hp |
| Wacker Neuson BS50-2 11IN US | 130 lb (59 kg) | 3 hp |
| Wacker Neuson BS60-4As | 159 lb (72 kg) | 4 hp |
| Wacker Neuson BS60-2plus | 146 lb (66 kg) | - |
| Bomag BT 65 | 150 lb (68 kg) | 4 hp |
| Bomag BT 60 e | 157 lb (71 kg) | - |
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Sources
Every specification is verified against the manufacturer's published data, with the source linked for reference.
130-160 lb Rammer
35 models · Every spec cited to source
