2021 Caterpillar 289D3 Track Assembly for 2014 to 2023 279D 279D3 289D 289D3 Skid Steers Frames rollers idles adjusters plus all four torsion spindles with tracks like new. most all parts available and on newer equipment and if we do not have it might be coming in or we maybe be able to help locate. we can arrange shipping for your purchases.