Mercedes-Benz 4163 K 8x4 for a concrete pump
Modification of the first axle spacing and addition of a rear axle on the 8x4 chassis, for the installation of a CIFA K60H concrete pump.





History
Trascar was founded in 1981 in Castel d’Azzano by engineers with twenty years of experience in converting industrial vehicles. In 1997 it moved to Povegliano Veronese, onto a seven thousand square metre site.
In 2019 a generational handover also brought a change of name; in 2024, under new management, the company went back to the name Tras-Car and joined the Carnovali-CBS Group. Joining the group covers the stage upstream of bodybuilding: setting the wheelbase, the axles and the loading height of the chassis.
The engineering office studies each case individually, within the manufacturers’ specifications; chassis modifications are carried out by qualified welders, kept up to date through regular training.

Operations
When the standard vehicle does not have the configuration required, the chassis is cut and rebuilt: lengthening or shortening of the wheelbase, addition of axles, repositioning of components. Laser alignment, testing and painting follow.
The road tractor becomes a two or three-axle rigid truck, with a chassis on which the body can be fitted.
The drive axle is either cut free or moved to bring the wheelbase to the dimension the job requires.
Rear and intermediate axles, including steered, to increase the payload of the vehicle.
The silencer, the air tanks and the urea and AdBlue tanks are moved to clear the chassis.
Alignment, measurement and toe setting of wheels and axles with the JOSAM laser system.
CPA and MCTC testing with Ministry officials, and art. 75 Highway Code registrations.
Shot blasting of the added parts and full painting of the chassis.
After-sales service, spare parts and technical support on the vehicle bodies.
Completed work
Work carried out on chassis from different manufacturers: wheelbase modification, addition of axles, repositioning of components. For each job we give the date and the photographs.
Modification of the first axle spacing and addition of a rear axle on the 8x4 chassis, for the installation of a CIFA K60H concrete pump.




When the equipment in use does not fit on the new-generation vehicle, the components are repositioned along the sides of the chassis, so that the body already in service can be kept.




Used road tractor units in 4x4 configuration converted into rigid trucks and reconfigured as 6x4 for off-road use, with an added liftable third axle.



Reduction of the vehicle’s overall width to 2,300 mm, carried out for MAN Truck & Bus Italia.



Addition of a steered, liftable intermediate axle on the chassis of the new Actros L ProCabin 2548.


Oversized battery box in a stacked position, BSIS radar repositioned and air tanks moved, to clear the space needed for the stabiliser feet.




Distance between the first axle and the drive axle brought to 3,100 mm, with approval from MAN Munich. Minimum turning diameter 13.5 metres.





Reducing the wheelbase leaves little room for the side components: the battery box is made to measure, in a vertical stacked position.


Repositioning of the chassis components to create the housing for the stabiliser feet between the front axles.


Modification of the wheelbase on the MAN TGS 35.480 for the installation of a dropside body and a crane.



Certifications and compliance
The quality management system is certified by an accredited third-party body and covers the conversion of the chassis of industrial and commercial vehicles. Type approvals for the individual conversions are issued by the Motor Vehicle Department at the time of testing.
Documents
The scope is the conversion of the chassis structure of industrial and commercial vehicles. The certificate is subject to an annual surveillance audit: current validity is confirmed until 3 April 2027.
It sets out the commitments on the quality management system: monitoring the needs of customers and interested parties, analysis of risks and opportunities, continuous training of internal and external collaborators, and improvement of the organisation and of the service.
Contacts
The vehicle registration data and the technical data sheet are enough to assess a modification.
Via Zanibelli, 5
37064 Povegliano Veronese (VR), Italy
The group
Trascar prepares the chassis on which the other group companies fit the equipment.
Information request
What you need to move, how often and with which vehicle: with three answers the engineering office can already reach a sensible proposal.
Request about
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Prefer the phone? (+39) 030 604084, Prevalle site. For a machine that is down, service answers all year round.
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