Find Input Part OEM number or machinery model KNUCKLEBOOM LOADER Select model KNUCKLEBOOM LOADER Caterpillar parts: For full view, you need register 2384C KNUCKLEBOOM LOADER 2384C KAW (2012) 2384C KB6 (2014) 2384D KNUCKLEBOOM LOADER 2384D KP5 (2016) 2484C KNUCKLEBOOM LOADER 2484C KAZ (2012) 2484C KB7 (2014) 2484D KNUCKLEBOOM LOADER 2484D KP7 (2016) 539 KNUCKLEBOOM LOADER 539 1PZ (1998) 559 KNUCKLEBOOM LOADER 559 559 (2009) 559C KNUCKLEBOOM LOADER 559C KAS (2012) 559C KB4 (2014) 559D KNUCKLEBOOM LOADER 559D KL5 (2016) 579C KNUCKLEBOOM LOADER 579C KAX (2012) 579C KB5 (2014) 579D KNUCKLEBOOM LOADER 579D KL7 (2016) online parts diagram catalog Search for genuine and aftemarket cat parts.