This KONI adjustable rear shock is listed for 2019+ Mercedes Sprinter W907 4x4 3500 4WD applications and features an internally adjustable twin-tube hydraulic design. The overview emphasizes the confirmed vehicle fitment and the shock's internal adjustability as described in the product information.
Koni 2019+ Mercedes Sprinter W907 4x4 (3500 4WD) Adjustable Rear Shock