18 Ton Tipper Lorry for Sale — Used 6x4 Dump Trucks, CIF Worldwide

What Is an 18-Ton Tipper and Who Uses It?

An 18-ton tipper lorry is rated to carry approximately 18 metric tonnes of payload per trip. At this class the truck is almost always a 6x4 configuration — six wheels total, four of them driven — which gives the grip and load-spreading needed for unpaved mine roads, wet construction sites, and unsurfaced quarry tracks.

Typical buyers and operators include:

• Road-building contractors moving crushed stone, laterite, and sub-base material
• Quarry operators hauling granite, limestone, or sand to crushing plants
• Building-materials suppliers delivering bulk aggregate to concrete batching plants
• Small mining operations in East and West Africa where a 20–30 tonne rigid is oversized

The 18t class sits at the entry point of heavy tipping work. It is large enough to move serious volumes, yet light enough on tare weight that the truck can legally operate on a wider range of secondary roads than a bigger 8x4 unit.

What 18 Tonnes of Sand, Gravel, or Laterite Actually Looks Like

Buyers ask for an 18-tonne tipper, but what does 18 tonnes look like in the body? It depends entirely on material density.

Dry river sand runs about 1.5 t/m³ — 18 tonnes fills roughly 12 m³, leaving a standard 18 m³ body about two-thirds full. The truck looks under-loaded, but the chassis is near rated capacity. Crushed granite at 1.6–1.8 t/m³ fills only 10–11 m³ — the body looks half-empty at full payload. This confuses site foremen who judge loads by eye rather than by weight, and leads to overloading.

Laterite is the wild card. Dry laterite runs 1.3–1.5 t/m³, but after a week of rain it absorbs water and can hit 1.8–2.0 t/m³. A body loaded full by volume with wet laterite weighs 32–36 tonnes total — dangerously over the rated GVW. Train your loader operators to know the density of the material they are handling that day, not just the body volume. A portable axle scale at the loading point pays for itself within one season by preventing overload damage to springs, axles, and tyres.

HOWO and SHACMAN 6x4 Units in the Sigma Range

The two brands most commonly available in the Sigma inventory at this payload class are Sinotruk HOWO and SHACMAN. Both are purpose-built Chinese heavy trucks that have accumulated strong parts networks across sub-Saharan Africa and the Gulf states.

The HOWO 6x4 dump truck in this class typically runs a 371 hp engine, a ten-forward-speed manual gearbox, and a hydraulic rear-tipping body of around 18 m³. SHACMAN units in the same class are often fitted with 380 hp engines and share a broadly similar body volume. Both brands are available in left-hand drive for continental Africa and the UAE, and in right-hand drive for South Africa, Kenya, Uganda, Zambia, and similar markets — LHD/RHD conversion is handled in-house before shipping.

All units go through a documented pre-export inspection covering engine, gearbox, axles, hydraulic tipping system, frame integrity, and electrics. A condition report is provided to the buyer before purchase confirmation.

18 Ton vs Lighter 4x2 vs Heavier 8x4 — Quick Comparison

Choosing the right axle configuration matters as much as payload rating. Here is how the main classes compare:

The 6x4 18t class is the most practical balance for African and Middle Eastern operating conditions: enough payload to be profitable per trip, light enough tare to use secondary roads, and driven rear axles for traction on unpaved surfaces. If your operation is moving to higher volumes on better roads, a 20 ton dump truck for sale in the same 6x4 class may be worth comparing.

Export, Shipping, and How to Buy

Sigma ships on CIF terms — cost, insurance, and freight — to approximately 40 destination countries. That means the price quoted covers the truck to your named port. Main destination ports served include Mombasa, Dar es Salaam, Durban, Lagos, Tema, Beira, Jebel Ali, and Umm Qasr.

The buying process is straightforward:

1. Enquire: Send us your target payload, preferred brand, drive-side, and destination port
2. Stock match: We share available units with photos and inspection reports
3. Confirm: Agree unit and price; deposit holds the truck
4. Prepare: LHD/RHD conversion and refurbishment completed in-house
5. Ship: We handle freight booking and marine insurance; you receive CIF documents

Payment terms and available stock change regularly. Use the enquiry form to get current availability and a CIF quote to your port. Browse the full range of dump trucks or the 6x4 dump truck line to compare units.