5471900 | Genuine Cummins® DEF Doser Pump for QSK50, QSK95 and QST30

Description and Purpose:

This Genuine Cummins DEF Doser Pump comes in new condition and carries Part number: 5471900. Engineered for precise dosing of Diesel Exhaust Fluid (DEF), it ensures optimal SCR aftertreatment system operation for heavy-duty engines. Designed to support QSK50 CM2350 K108, QSK95 CM2350 K113, and QST30 CM2350 T101 engines, it delivers consistent performance under demanding operating conditions, helping maintain emissions compliance and smooth engine function. Cross reference: 5471900NX, 5471900RX

Why Replacement is Important:

A faulty DEF doser pump can cause inaccurate fluid delivery, triggering emissions faults or engine derates. Replacing it maintains system integrity and prevents operational interruptions.

Impact on Vehicle Performance:

Reliable DEF dosing supports the SCR system, ensuring proper emissions control, preventing engine derates, and keeping the vehicle running efficiently within regulatory standards.

Manufacturer Information:

Cummins® is a global leader in engine and powertrain technology, renowned for durability, innovation, and reliable performance across commercial and industrial applications.

Tags & Category: DEF Doser Pump, Cummins, DEF Doser Pump, QSK50 CM2350 K108, QSK95 CM2350 K113, QST30 CM2350 T101, Diesel Exhaust Fluid Pump, Aftertreatment System, Emissions Control, SCR System, Heavy Duty Engines, OEM Cummins Component

Warranty:

Parts Finder Q offers a 365-days warranty for all types of parts in any condition. The -warranty applies exclusively to purchases made directly through our website (partsfinderq.com). Please note that purchases made through third-party platforms like eBay or Amazon are not covered by this warranty.