Servicer Replaceable Parts -ThinkPad L13 Clamshell Gen 3 AMD (21B9, 21BA, 21BD), ThinkPad L13 Intel (21B3, 21B4, 21B7), ThinkPad L13 Yoga Gen 3 AMD (21BB, 21BC, 21BE), L13 Yoga Gen 3 Intel (21B5, 21B6, 21B8) - Lenovo Support CA