That sounds like an impressive custom version of the Pötinger Jumbo forage trailer mod for FS25! The increased working width, adjustable body capacity, and the ability to pick up any bulk materials make it a versatile and efficient tool for your farming operations.
With a base price of 123,500 euros, this mod seems to offer great value for its features. The wide volume capacity range of 66,600 to 5,000,000 liters allows you to handle varying amounts of forage or other bulk materials with ease. Requiring 250 hp of power, this trailer should be compatible with a wide range of tractors.
A working speed of 35 km/h is quite decent and should help you transport materials quickly around your farm. Overall, this mod seems like a fantastic addition to your FS25 game, offering flexibility and efficiency in handling forage and bulk materials.