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3521551 HT3B Turbocharger Replacement for Cummins NT320
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3521551 3522861 3522862 3523415 3523822 3524208 3801482 4033165Subtotal: US$ 260.00
Send an InquiryThis 3521551 HT3B turbocharger is an aftermarket replacement unit intended for Cummins NT320 engine applications. It serves as a direct replacement for units identified by part number 3521551 and associated OEM reference numbers, providing a reliable solution for fleet maintenance and repair operations.
Key Specifications
- Part Number: 3521551
- Product Type: Turbocharger
- Turbo Model: HT3B
- OEM Reference Numbers: 3522861, 3522862, 3523415, 3523822, 3524208, 3801482, 3801598, 4033165
- Packing Dimensions: 34 x 34 x 38 cm
- Gross Weight: 26 kg
- Image Availability: Yes
Application & Compatibility
This turbocharger is listed for use with Cummins NT320 engines. The following OEM reference numbers are provided for verification purposes: 3522861, 3522862, 3523415, 3523822, 3524208, 3801482, 3801598, and 4033165. Buyers must verify the specific engine model, vehicle application, and existing turbocharger configuration before ordering. Fitment is not guaranteed for all variations of the Cummins NT320 engine series. Cross-reference with your equipment manual or existing part numbers to ensure correct application.
Technical Notes
The HT3B model is a common configuration for heavy-duty diesel applications. Ensure that the inlet and outlet flange sizes, shaft splines, and bearing housing dimensions match your existing unit. Verify oil line connections and exhaust manifold compatibility. This product is an aftermarket replacement and does not imply OEM authorization or original equipment status. Always inspect the engine condition and related components (such as intercooler hoses and intake piping) during replacement to prevent premature failure.
B2B Supply
LeadTurbo offers volume pricing for distributors, repair shops, and fleet managers. Worldwide shipping is available with standard tracking. Technical fitment support is provided to assist with part verification and application questions. Contact our sales team for bulk order quotes and lead time information. We prioritize accurate part matching to reduce return rates and ensure operational efficiency for our B2B partners.
Product FAQ
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Frequently Asked Questions
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Complete Turbo Units
Complete turbo units designed for rigorous heavy-duty use where OEM units may fall short.
CHRA / Core Assemblies
Brand-new compatible CHRA cores — like-new performance at a fraction of replacement cost.
Turbine Wheels & Shafts
Precision-balanced turbine shafts engineered from inside out for superior durability.
Turbine Housings
Silicon-molybdenum (Si-Mo) nodular cast iron — engineered for extreme heat resistance.
Compressor Housings
OEM-matched geometry and surface finish — advanced casting and machining for perfect fitment.
Bearing Housings
Rock-solid platform engineered for high-output rebuilds — the foundation for performance.
Compressor Wheels
Aluminum, stainless steel, or titanium alloys — precision machined for superior responsiveness.
