Hey there! The fording depth for a Sprinter van can vary depending on the specific model and year, as well as any modifications that have been made to the vehicle. Generally, most standard Sprinters are not designed for deep water fording, and the safe depth is usually around 20 inches (approximately 50 cm). However, it's always a good idea to refer to your specific vehicle's owner manual for the most accurate information. If you're planning on driving through deeper waters or frequently encounter such conditions, there are aftermarket modifications and accessories that can help improve your Sprinter's water fording capabilities. Just remember, driving through deep water can pose risks, so always proceed with caution and consider the vehicle's limits. Stay safe and happy driving!