-- Specifications & Features -- Make: Caterpillar. Model: 521. Serial #: 00521L52100346. Engine: Cat Diesel. Engine Model: C9. Meter Reads: 9,100. Type of Head: Quadco 5660. Cut Capacity: 22". ROPS: Enclosed. Heat: Yes. AC: Yes. Cutter Head Make: Quadco. Cutter Head Model: 5660. Tilt: Full. -- Seller Statement -- Includes new hydraulic pump, nice and tight machine, wood ready. Processing head doesn’t process trees due to having the feeder wheels off, 1 will need a new motor to run again, however it does include a pump and switch to operate a hot saw attachment. A well-maintained good running machine. -- Location -- Schuykill, PA. -- Contact -- Specialist: Myron Nissley, 574-536-2481.