The Link-Belt 145 X4 LC Spin Ace is a hydraulic excavator in the 14.5-ton class, designed for general excavation, utility work, site preparation, and material handling. It features a long undercarriage configuration for improved stability and a reduced tail swing design for operation in confined spaces. As part of Link-Belt's X4 series, the 145 X4 LC Spin Ace is built with fuel-efficient engine technology, advanced hydraulic control, and operator-focused cab features. It is commonly used in construction, grading, trenching, and municipal applications where compact maneuverability and digging performance are required.