2020 CAT 301.8-05A , Online Owner's Manual , OPERATING WEIGHT: 2 T, TRACK SHOES (PADS) CONDITION: 70 %, UNDERCARRIAGE IDLERS: 60 %, UNDERCARRIAGE SPROCKETS: 60 %, UNDERCARRIAGE TRACK LINKS: 60 %, UNDERCARRIAGE TRACK ROLLERS: 60 %,