2017 CAT 340FUHD , Online Owner's Manual , TRACK SHOES (PADS) CONDITION: 80 %, TRACK SHOES (PADS) WIDE: 600 MM, UNDERCARRIAGE CARRIER ROLLERS: 80 %, UNDERCARRIAGE IDLERS: 80 %, UNDERCARRIAGE SPROCKETS: 80 %, UNDERCARRIAGE TRACK BUSHINGS: 80 %, UNDERCARRIAGE TRACK LINKS: 80 %, UNDERCARRIAGE TRACK ROLLERS: 80 %,