BRAND NEW GENUINE HOLSET TURBOCHARGER This is a BRAND NEW GENUINE HOLSET TURBOCHARGER. Exact same part sold at the dealership. This is an exact, direct fit OEM replacement turbo. Fits the following: Part Number: 4040570 Interchangeable Number: 4040571, 404057000, 4040570H, 4040552 OEM Number: 4955281 Turbo Model: HE221W Brand: Holset Engine: QSB Tier 3 Engine Manufacturer: Cummins Displacement: 4.5L, 4500 ccm Fuel: Diesel Angle α (Compressor Housing): 5° Angle β (Turbine Housing): 360° Back Plate: 49135-00044 (1800016016) Bearing Housing: (Oil Cooled)(1900011200D) CHRA: 4043587 (4043584)(1154221900, 1000020149) Compressor Wheel: (Ind. 43.51 mm, Exd. 60.98 mm, Trim 4.08, 6+6 Blades, Super Back)(1200016478T) Gasket (Oil Outlet): 311496 (210021, 148062, 311496, 3519807, 413671-0000, 409037-0000, 210021-0000) Gasket Kit: 4032448 (2090010086) Heat Shield: 49183-19300 (2030016085) Repair Kit: 3575169 (1153035750, 5000050007) Turbine Wheel: (Ind. 43 mm, Exd. 36.1 mm, Trim 6.3, 11 Blades)(1401635435, 1100030027) Application: 2006-02 Industrial, Excavator with Cummins QSB Tier 3 Engine *Important* Please use the above information to determine if the part(s) in this listing fit your vehicle. The most reliable way to make sure the model of turbo is finding the part number from the nameplate of your old turbo.