
Product Introduction
The HX55 Turbocharger Assembly is designed for heavy-duty diesel engines used in commercial trucks, construction machinery, mining equipment, and industrial applications. Manufactured to OEM specifications, this turbocharger delivers increased intake airflow, improved combustion efficiency, enhanced engine performance, and reduced fuel consumption.
The HX55 turbocharger is widely applied to diesel engines including WD615, WP10, WP12, ISM, ISMe, and other heavy-duty engine platforms. It provides stable boost pressure and reliable performance under high-load and continuous-duty operating conditions.
Featuring an oil-cooled bearing housing and a precision-balanced rotating assembly, the HX55 turbocharger ensures rapid boost response, excellent durability, and low maintenance requirements. High-temperature-resistant turbine materials provide reliable operation in long-haul transportation, construction projects, mining applications, and off-road environments.
As a direct OEM replacement solution, the HX55 turbocharger supports multiple OEM and aftermarket reference numbers, ensuring easy installation and compatibility with original engine systems. Common reference numbers include 3590044, 3590045, 3590046, 4038613, 4038615, and VG1560118229.

Technical Specifications
| Item | Specification | Item | Specification | Item | Specification | Item | Specification |
| Product Name | Turbocharger Assembly | Model | HX55 | Turbo Type | Fixed Geometry Turbocharger | Structure | Single Stage Radial Flow |
| OEM Number | 3590044 / 3590045 / 3590046 / VG1560118229 | Alternative Models | HX55W / HX55V | Engine Models | WD615 / WP10 / WP12 / ISM / ISMe | Displacement | 9.7L / 11.6L / 12.0L |
| Power Range | 290HP-420HP | Cooling Type | Oil Cooled | Fuel Type | Diesel | Bearing Type | Floating Bearing |
| Material | High Temperature Alloy Steel | Weight | Approx. 20-24KG | Dimensions | OEM Standard | Application | Heavy Duty Trucks & Construction Machinery |
| Warranty | 12 Months | Packaging | Neutral Carton / Wooden Case | Origin | China | Quality Standard | OEM Replacement |
Vehicle Fitment
| Vehicle Brand | Compatible Models |
| SINOTRUK HOWO | HOWO, HOWO A7, HOWO T7H, HOWO TX, HOWO MAX |
| SINOTRUK SITRAK | C5H, C7H, G7 |
| SHACMAN | F2000, F3000, X3000, X5000, H3000 |
| FAW JIEFANG | J5P, J6P, J7 |
| DONGFENG | Tianlong, Tianjin KR, KL, GX |
| FOTON AUMAN | ETX, GTL, EST, EST-A |
| BEIBEN | NG80, V3 |
| VOLVO | FH, FH12, FH13, FH16, FM, FMX |
| SCANIA | P-Series, G-Series, R-Series, S-Series |
| MERCEDES-BENZ | Actros, Arocs, Axor, Atego |
| MAN | TGX, TGS, TGM, TGL |
| DAF | XF, XG, XG+, CF, LF |
| IVECO | Stralis, Trakker, S-Way |
| RENAULT TRUCKS | Magnum, Premium, T-Series, K-Series |
Payment & Shipping
| Category | Options |
| Payment Methods | T/T (Bank Transfer), PayPal, Western Union, MoneyGram, Visa, MasterCard, L/C (Letter of Credit), Alibaba Trade Assurance |
| Express Shipping | DHL, FedEx, UPS, TNT |
| Freight Shipping | Air Freight, Sea Freight, Railway Freight |
| Delivery Time | Express: 3-7 Working Days; Air Freight: 7-15 Days; Sea Freight: 20-45 Days |
| Shipping Coverage | Worldwide Shipping Available |
| Trade Terms | EXW, FOB, CFR, CIF, DDP |
Related Products Categories
| Section/System | Common Spare Parts |
| Cylinder Block & Cylinder Head | Cylinder Block, Cylinder Head, Cylinder Liner, Piston, Piston Ring, Cylinder Head Gasket |
| Crankshaft System | Crankshaft, Connecting Rod, Main Bearing, Connecting Rod Bearing, Thrust Washer |
| Valve Train | Intake Valve, Exhaust Valve, Camshaft, Rocker Arm, Valve Spring |
| Turbocharger System | Turbocharger, Turbo Repair Kit, Intercooler, Intake Pipe |
| Fuel System | Fuel Injector, Injector Nozzle, Fuel Pump, Fuel Filter |
| Cooling System | Water Pump, Thermostat, Radiator, Expansion Tank |
| Lubrication System | Oil Pump, Oil Filter, Oil Cooler, Oil Pan |
| Intake & Exhaust System | Air Filter, Air Cleaner Assembly, Exhaust Pipe, Muffler, DPF, SCR |
| Engine Electrical Parts | Starter Motor, Alternator, Sensors, Wiring Harness |
Transmission & Drivetrain Parts
| Section/System | Common Spare Parts |
| Clutch System | Clutch Disc, Pressure Plate, Release Bearing, Clutch Master Cylinder, Clutch Booster |
| Transmission System | Gearbox Assembly, Synchronizer, Gear Set, Bearing, Oil Seal, Shift Fork |
| PTO System | PTO Assembly, PTO Gear, PTO Pump, PTO Seal |
| Driveshaft System | Driveshaft Assembly, Universal Joint, Center Bearing, Slip Yoke |
| Differential System | Differential Assembly, Crown Wheel & Pinion, Differential Bearing, Repair Kit |
| Section/System | Common Spare Parts |
| Front Axle | Kingpin Kit, Steering Knuckle, Ball Joint, Tie Rod, Wheel Bearing |
| Rear Drive Axle | Axle Housing, Half Shaft, Differential Housing, Hub Bearing |
| Suspension System | Leaf Spring, Air Spring, Shock Absorber, Equalizer Beam, U-Bolt |
| Steering System | Steering Gearbox, Power Steering Pump, Drag Link, Steering Shaft |
| Brake System | Brake Drum, Brake Disc, Brake Pad, Brake Chamber, Slack Adjuster |
| Wheel Hub System | Wheel Hub, Wheel Bearing, Oil Seal, Wheel Bolt, Wheel Nut |
Cabin & Body Parts
| Section/System | Common Spare Parts |
| Cabin Assembly | Cabin Shell, Cabin Suspension, Cabin Lock, Cabin Mount |
| Dashboard System | Instrument Cluster, Dashboard Panel, Switch Assembly |
| Door System | Door Assembly, Door Lock, Door Handle, Window Regulator |
| Seat System | Driver Seat, Passenger Seat, Seat Shock Absorber |
| Air Conditioning System | AC Compressor, Condenser, Evaporator, Blower Motor |
| Electrical System | Headlamp, Tail Lamp, Fog Lamp, Wiring Harness, Relay |
| Mirror System | Rear View Mirror, Mirror Arm, Mirror Cover |
| Body Exterior Parts | Bumper, Grille, Fender, Mudguard, Step Panel |
