The SM 6112 is a heavy-duty Starter Motor Armature (Self EGT Assembly) specifically engineered for the Bosch-style (B. Type) starter motors utilized in the JCB 3DX backhoe loader. Built to O.E. (Original Equipment) Specifications, this armature is designed to deliver the immense cranking torque required for the Kirloskar or JCB ecoMAX 4-cylinder diesel engines, ensuring reliable ignition in demanding construction and earthmoving environments.