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Atm OKA 15/30

Built: 2007-2010 · Series: OKA

More machines from model year 2007

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The Atm OKA 15/30 belongs to the OKA series. Production: 2007-2010. The vehicle is 10,850 mm long and 2,550 mm wide. The unladen weight is 11,880 kg. The wheelbase measures 7,540 mm. Top speed is 100 km/h. The gross vehicle weight is 45,000 kg. The OKA series covers 13 models. Unladen weight within it ranges from 5,675 to 11,880 kg; the OKA 15/30 sits at the top of that range with 11,880 kg. Its immediate neighbours are the OKA 17 28 below it with 10,940 kg. Gross vehicle weight within it ranges from 38,000 to 45,000 kg; here the OKA 15/30 sits at the top of that range with 45,000 kg. 94 Atm models across 4 series are on record.

Atm OKA: Atm's semi-trailer type with an axle-load and width code in the model name, unladen weight 5.68 to 11.88 t, gross weight 38 to 45 t, widths up to 2.55 m

This page gathers the versions of Atm's OKA range. The model designation consists of OKA and a two-digit number pair separated by a slash or space, for example OKA 17/27 or OKA 42/56; the numbers order the individual versions by build size within the range. All model names follow the same two-part number scheme, without further letter suffixes, making the size progression easy to read.

Read on 3 more paragraphs

The register lists 13 versions here with unladen weights from 5,675 to 11,880 kg, gross weights from 38,000 to 45,000 kg, lengths from 8,410 to 11,160 mm and widths from 2,500 to 2,550 mm.

With gross weights from 38 to 45 t, the OKA range sits in the heavy-duty semi-trailer segment used in European long-haul transport for general cargo and bulk goods by articulated lorry. Semi-trailers of this weight class are used in European long-haul transport for general and bulk cargo, often swapped between several tractor units.

When buying used at this size, what matters most is the condition of the frame and axle assembly, the function of the braking system, wear on the kingpin, and the tyres and lighting; spare parts for semi-trailers of this class are stocked by the established trailer workshops. On trailers of this age, it is also worth checking the wheel chocks, any frame twist and the condition of the electrical system.

Sources: SpecCodex register, model data: Atm OKA

Technical data

Dimensions and weights

Length10,850 mmcorrect
Width2,550 mmcorrect
Wheelbase7,540 mmcorrect
Unladen weight11,880 kgcorrect
Gross vehicle weight45,000 kgcorrect

Drivetrain and chassis

Top speed100 km/hcorrect

Frequently asked questions

How much does the Atm OKA 15/30 weigh?

The unladen weight is 11,880 kg.

What is the gross vehicle weight of the Atm OKA 15/30?

45,000 kg.

Up to what speed is the Atm OKA 15/30 approved?

Approved up to 100 km/h.

What are the dimensions of the Atm OKA 15/30?

10,850 mm × 2,550 mm.

When was the Atm OKA 15/30 built?

Production years: 2007-2010.

What to check before buying

  • Search the frame and welds at the axle mounts — that is where cracks start.
  • Check the brakes and the last inspection in the papers.
  • Work the gross weight against the towing vehicle before buying.
  • Compare the chassis number with the papers.
  • Look at the floor, cover or body from the inside — rust does not show from outside.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 8 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

The technical data on this page comes from official vehicle registration records (RDW/Traficom), not from the manufacturer.

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Other models in this series

Sources: RDW — Dutch national vehicle register (retrieved August 2026) · How we check the data

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