How does the BMW R 1250 GS handle different types of terrain, such as gravel roads or sandy surfaces, and what kind of features and capabilities does it offer for off-road riding?

The BMW R 1250 GS is designed to handle a range of terrain types, including gravel roads, dirt tracks, and sandy surfaces. It features a range of off-road-specific features, including an Enduro riding mode, a robust chassis, and long-travel suspension, which contribute to its excellent off-road performance.