Restore the integrity and structural performance of your La Marzocco Leva 3-Group espresso machine with the genuine **CLOSURE LOWER LEVA 3GR** (Part \# C.1.358). This essential OEM component is specifically engineered as the critical lower sealing and mounting closure for the Leva group head mechanism on 3-group models. A key feature is its precision-machined construction, designed to withstand intense hydraulic pressure and thermal cycling, ensuring a perfect, leak-free seal. If you are experiencing problems like a "leaking lever group head" or "inconsistent group pressure on La Marzocco Leva 3GR," replacing this lower closure is often the definitive solution to maintain flawless extraction and prevent costly water damage to internal components. The primary benefit of installing the original **CLOSURE LOWER LEVA 3GR** is the restoration of factory-level consistency and reliability. This part secures the internal piston and cylinder, guaranteeing the precise mechanical alignment necessary for smooth lever action and accurate pre-infusion control. Usage involves integrating this closure during comprehensive group head servicing or repair. Specifications include robust materials (typically high-grade brass or stainless steel) and exact dimensions tailored to the 3-group Leva models, ensuring seamless compatibility and longevity. By using this genuine La Marzocco replacement, you eliminate the risks associated with aftermarket parts, such as "incompatible Leva closure part" or "closure plate thermal stress failure." Maximize your uptime and maintain the signature performance of your Leva machine. The **CLOSURE LOWER LEVA 3GR** is built for the demanding environment of high-volume commercial cafés. Invest in this authentic OEM part from Kaldi.com to address issues like "La Marzocco Leva grouphead won't seal" or the need to "replace Leva lower group closure plate." This crucial component guarantees the dependable operation that La Marzocco is famous for, protecting your investment and ensuring every shot meets the highest standards of quality.