You must have the RJL Scania mod installed and activated for this addon to function.
The mod is typically shared as a free public addon on the SCS Software Forums . Usage Tips Scania Forest Rigid Chassis v3.4
Includes specialized rigid chassis layouts (such as 6x2 and 6x4 variants) with high-ground clearance. You must have the RJL Scania mod installed
Due to engine limitations, standard versions only support one hook per chassis; users often need specific tandem-compatible chassis versions to pull forest trailers behind the rigid truck. Scania Forest Rigid Chassis v3.4
The mod adds a dedicated "forest" configuration to the Scania chassis, providing various rugged parts suitable for off-road logging operations: