NEW Muffler, part number 266-6251 , for a Caterpillar 320C hydraulic excavator serial # starting with 7JK 1-up. It may fit other S/N's and other machines. The muffler will also fit the 318C and 319C 7JK4500 and up. This part is for the following serial number prefix: 7JK.
We also can supply you with related parts such as clamp/bracket ( 5I7639 ) etc to get you up and running. We only list a few of the parts you may need for this or other machines, but we would be happy to help you with ANY other part needs. For this machine we commonly sell pins, bushings, undercarriage, hydraulic cylinders, seal kits, track adjusters, recoil springs, idlers, rollers, sprockets, gauges, switches, etc. Just give us a call 1-866-507-2787.