The side frames designed by TRACKONE are available for machines with a total weight between 500 kg and 200 tons.

The following categories may be identified for this class of undercarriage:

  • Side frames to be welded
  • Side frames with flanges 
  • Side frames with pivot points 
  • Side frames with cross beams


The TRACKONE side frames are all made using ITR components. The welded steel chassis are studied and designed for an optimal weight/resistance ratio. The side frames are characterised by their high reliability and flexibility on any kind of terrain.
These frames are typically used for crushers, small drilling machines, conveyors, road pavers, milling machines.
Some examples are listed here below.

  • Undercarriagebeams to be welded on

    trackone prodotti longheroni a saldare

    Crawled side frames B7 class, to be welded directly on the central body. Suitable for machines having a total weight up to 70 tons.
    Max. speed 3 km/h, max. output torque 100k Nm.

  • Undercarriges to be bolted on

    trackone prodotti longheroni con flange

    Crawled side frames FL6 class, to be attached to the chassis through bolted flanges. Suitable for machines having a total weight up to 35 tons.
    Max speed 2,1 km/h, max output torque 36 kNm.

  • Undercarriges with "pivot point"

    trackone prodotti longheroni con pivot point

    Crawled side frames FL6 class, to be attached to the chassis through a pivot point. Suitable for machines having a total weight up to 32 tons.
    Max speed 2 km/h, max output torque 26 kNm.

  • Undercarriges with cross member

    trackone prodotti longheroni con traverse

    Crawled side frames B6 class, with welded or bolted cross beams, designed and produced to be assembeled to the upper part of the machine. Suitable for machines having a total weight up to 50 tons.
    Max speed 3 km/h, max output torque 85 kNm.