VOITH 3.325-340

VOITH 3.325‑340 is an OEM approval from the German manufacturer Voith Turbo GmbH that defines the requirements for hydraulic retarder systems and automatic transmissions of heavy vehicles. The specification covers class B oils for hydraulic retarders and special transmission oils that meet the technical documents VOITH 55.6335, 55.6336 and their updated versions, and is intended for diesel trucks, buses and special equipment, often equipped with DPF systems. Using oil that complies with VOITH 3.325‑340 ensures stable torque transmission, wear protection and proper operation of braking systems even under high loads. XENUM products such as the transmission oil X‑TRAN 75W90 GL4/5 or GL5 carry this marking, guaranteeing compatibility with OEM recommendations and increased operational reliability.