TKP0001 is an A/C compressor for the Kenworth T660, T680, T880, model years 2015 to 2016.
It replaces 67 OEM and aftermarket numbers, among them 4006, 1483X, 4146. Searching any one of them will find this part.
On compressors the clutch pulley diameter, its groove count and the coil voltage all have to match, along with the port configuration on the head.