5506957 | Genuine Cummins® DEF Doser Pump for ISX and QSX engines

SKU: 5506957 MPN: 5506957

Enhance emissions control with Genuine Cummins DEF Doser Pump. Part number: 5506957. Condition: new. Built for ISX and QSX EPA17 engines, ensuring reliable SCR system operation and precise DEF delivery.

$1,749.00
No Core Charge
3 in stock

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Contact us to check if overnight next-day delivery is available for your order - PN: 5506957

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Product Description

Product Name DEF Doser Pump Product Name DEF Doser Pump
Condition New Condition New
Brand Cummins® Brand Cummins®
Part Number 5506957 Part Number 5506957
Cross Reference 5506957RX, 5506957NX Cross Reference 5506957RX, 5506957NX
Engine Compatibility
Cummins ISX Cummins ISX
Cummins QSX Cummins QSX
Emission Compliance EPA17 Emission Compliance EPA17

Useful Information

Description and Purpose:

This Genuine Cummins DEF Doser Pump comes in new condition and is listed with Part number: 5506957. Designed for ISX and QSX engines with EPA17 compliance, it provides precise Diesel Exhaust Fluid (DEF) dosing for optimal SCR system performance. Built to handle the demands of heavy-duty diesel engines, this pump ensures consistent fluid delivery, helping maintain emission standards and smooth engine operation. Cross reference: 5506957RX, 5506957NX

Why Replacement is Important:

A malfunctioning DEF doser pump can lead to incorrect fluid delivery, causing emissions system warnings or engine derates. Installing a new, genuine pump preserves system accuracy and prevents costly downtime.

Impact on Vehicle Performance:

Accurate DEF dosing is crucial for SCR system efficiency, preventing engine power restrictions and ensuring compliance with environmental regulations while supporting reliable engine performance.

Manufacturer Information:

Cummins® is a world-leading manufacturer of diesel and alternative fuel engines, known for reliability, efficiency, and long-lasting performance.

Tags & Category: DEF Doser Pump, Cummins, DEF Doser Pump, ISX, QSX, EPA17, Diesel Exhaust Fluid Pump, SCR System, Aftertreatment Component, Emissions Control, OEM Cummins Part, Heavy Duty Engine

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.

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  • Icon Truck, Fast Delivery
    Free shipping over $199 Place an order today and receive it on Mar 6
  • Clock Icon
    Orders placed before 7-PM EST will ship same business day
  • Location icon, warehouse pickup point.
    Pickup available usually ready in 24 hours
  • Need it fast? We offer overnight shipping

    Contact us to check if overnight next-day delivery is available for your order - PN: 5506957