driving characteristics; road handling ability
Technical term used in automotive contexts to describe how a vehicle performs over long distances or rough roads, including stability, comfort, and endurance.
This car has excellent driving characteristics on highways.
SUVs have high road handling ability on rough roads.
Compound of 走破 (そうは, 'driving through' or 'covering a distance') and 性 (せい, 'nature' or 'characteristic'). The exact historical derivation is uncertain, but it is a modern technical term.