Technical register for agricultural, construction and commercial machinery · sourced data
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WESTERN UNICHASIS – specifications

Built: 2021–2023 · Series: Other models

Data for the version built 2021–2023 · Data origin: Official register · sources

More machines from model year 2021

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WESTERN builds the UNICHASIS. According to the available register data, the recorded vehicles date from 2021 to 2023. Dimensions: 3,530 mm long and 1,630 mm wide. The unladen weight is 335 kg. The permitted gross weight is 1,500 kg. Axle to axle, the wheelbase is 2,470 mm. It reaches up to 96 km/h. It runs on 2 wheels. According to the Dutch vehicle register, 3 examples of this model are on record. The EU type-approval number for this model is e5*2007/46*1469*01.

Western – other models: the collective page of trailers outside the named ranges, with the 025T CARGO, SEXI250P and the UNICHASSIS range, 335 to 940 kg unladen weight, 1,200 to 3,000 kg gross weight

This page gathers the Western trailers the register could not assign to a named range – from the 025T CARGO through the SEXI250P to the UNICHASSIS, filed under two spellings (UNICHASIS, UNICHASSIS) and listed as a bare chassis without a fixed body.

Read on 3 more paragraphs

The register lists here 4 versions with unladen weights from 335 to 940 kg, gross vehicle weights from 1,200 to 3,000 kg, lengths from 3,530 to 4,000 mm and widths from 1,530 to 1,850 mm.

With gross weights up to 3 tonnes at comparatively compact lengths under 4 metres, the Western trailers rank among the short, sturdy working trailers used for cargo, equipment or as a base for custom bodies behind vans, favouring manoeuvrability over sheer load length.

When buying used, check the chassis and frame for rust and distortion, the axle and wheel bearings for play, the brake system for function and lining thickness, and, on the UNICHASSIS version, the condition of any fitted superstructure. Spare parts for the axle, coupling and brake on Western trailers, as with comparable smaller builders, come from the general trailer-accessories trade. It is also worth checking the tyres and rims for age, tread depth and load rating, the spare wheel or repair kit and on-board tools, and that the chassis number, type plate and vehicle documents all match.

Sources: SpecCodex register, model data: Western (weitere Modelle)

Technical data

Dimensions and weights

Length3,530 mmcorrect
Width1,630 mmcorrect
Coupling-to-axle distance2,470 mmcorrect
Unladen weight335 kgcorrect
Gross vehicle weight1,500 kgcorrect

Drivetrain and chassis

Wheels2correct
Top speed96 km/hcorrect

Frequently asked questions

How much does the WESTERN UNICHASIS weigh?

The unladen weight is 335 kg.

What is the gross vehicle weight of the WESTERN UNICHASIS?

1,500 kg.

Up to what speed is the WESTERN UNICHASIS approved?

Approved up to 96 km/h.

What are the dimensions of the WESTERN UNICHASIS?

3,530 mm × 1,630 mm.

When was the WESTERN UNICHASIS built?

Production years: 2021–2023.

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 10 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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Sources: RDW — Dutch national vehicle register (retrieved August 2026) · Data sources and cross-checks

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