Description
High Pressure Fuel Pump for Detroit Diesel DD13, DD15 – Part Number A4720902150
Why Choose Our New High Pressure Fuel Pump for the DD13, DD15?
- Remanufactured to meet or exceed OEM specifications
- 1 Year warranty!
- Free freight returns on cores
IMPROVE PERFORMANCE AND EXTEND THE LIFE OF YOUR DIESEL ENGINE
HHP’s High Pressure Fuel Pump for the Detroit Diesel DD13, DD15 produces a higher level of performance than OE parts and increases the life of your DD13, DD15 diesel engine. Our High Pressure Fuel Pump is engineered as an upgraded replacement to the OEM part with a perfect fit for easy installation. You’ll receive a remanufactured fuel pump rebuilt to meet OEM specifications and run like new! Backed with a one year warranty.
Don’t risk your fuel system with poor-quality parts. Get a replacement A4720902150 High Pressure Fuel Pump from HHP!
Your Detroit Diesel DD13, DD15 is idling rough, misfiring when trying to accelerate or it’s consuming more fuel than normal. These are all symptoms of a failure in the fuel system. If you shop the competition, these problems could arise weeks, or days, after installation. Why? Our competitors are good at making parts with a crisp, clean shine. But they aren’t experts at getting the necessary power to last another million miles.
At Highway and Heavy Parts, you’ll get an A4720902150 High Pressure Fuel Pump that has been manufactured in an ISO 9001:2015 certified facility, ensuring quality and consistency for your DD13, DD15. HHP offers only premium aftermarket parts for your DD13, DD15 at a much lower price compared to the OE manufacturer to help put money back in your pocket.
Each part is crafted with hard-wearing strength and durability to ensure your DD13, DD15 can withstand the rigors you put it through. It is also built to strict specifications for proper fitment and functionality.
As an added benefit, our parts are backed by our ASE-certified technicians on staff who can answer any technical question you have about your Detroit Diesel DD13, DD15.
With technical knowledge, quality products, fast shipping, and unbeatable customer service, HHP is the place to be!
Contents:
Detroit Diesel DD13, DD15 High Pressure Fuel Pump – (A4720902150)
Frequently Asked Questions:A4720902150 High Pressure Fuel Pump in DD15 engines
What is the function of the A4720902150 high pressure fuel pump in Detroit Diesel DD15 engines?
The A4720902150 high pressure fuel pump serves as the critical fuel delivery system in Detroit Diesel DD15 and DD13 engines, generating and maintaining the extreme fuel pressures necessary for optimal common rail fuel injection system performance and emissions compliance in modern heavy-duty commercial applications. This sophisticated Bosch-manufactured high pressure fuel pump creates fuel pressures typically ranging from 25,000 to 30,000 PSI, essential for proper fuel atomization and combustion characteristics that define DD15 and DD13 engine performance standards in commercial trucking and industrial applications. The pump operates continuously during engine operation, drawing fuel from the tank through multiple filtration stages and pressurizing it for precise distribution through the high-pressure fuel rail to individual fuel injectors with millisecond timing accuracy controlled by the engine’s advanced electronic control module. The high pressure fuel pump design incorporates precision-engineered components including multiple pistons, cylinders, check valves, pressure regulation systems, and overflow circuits that create the intense pressures required for DD15 and DD13 fuel injection strategies, including pilot injections for noise reduction, main injection events for power generation, and post-injections for diesel particulate filter regeneration and selective catalytic reduction system efficiency. Internal components feature advanced materials and manufacturing processes including hardened surfaces, precision tolerances, and specialized coatings that ensure reliable operation under extreme conditions including wide temperature variations, continuous duty cycles, and exposure to modern ultra-low sulfur diesel fuel formulations and biodiesel blends used in commercial vehicle fleets. The pump’s performance directly impacts critical engine parameters including power output, fuel efficiency, emissions production, and overall reliability, making it one of the most essential components in the DD15 and DD13 fuel system architecture that enables compliance with stringent EPA emissions standards for heavy-duty vehicles. Advanced engineering features ensure dependable operation under demanding conditions typical of commercial vehicle applications including long-haul trucking, regional delivery, construction equipment service, and industrial power generation where consistent fuel delivery is paramount for operational success and regulatory compliance. Proper high pressure fuel pump operation enables the precise pressure control necessary for DD15 and DD13 combustion management strategies that optimize fuel economy while meeting strict NOx and particulate matter emissions requirements through coordinated operation with exhaust gas recirculation, diesel oxidation catalyst, diesel particulate filter, and selective catalytic reduction systems.
Which Detroit Diesel engines are compatible with the A4720902150 high pressure fuel pump?
The A4720902150 high pressure fuel pump is specifically engineered for Detroit Diesel DD15, DD13, and DD16 engines, representing some of the most advanced heavy-duty diesel engine platforms in modern commercial vehicle applications with sophisticated emissions control technology and high-performance characteristics. The DD15 engine features a proven 14.8-liter displacement with advanced common rail fuel injection technology that requires the precise high-pressure fuel delivery characteristics provided by this sophisticated Bosch-manufactured fuel pump design for optimal performance and emissions compliance. DD13 engines utilize a 12.8-liter displacement with similar common rail fuel system architecture that accommodates this high pressure fuel pump specification across various horsepower ratings and vocational applications within the Detroit Diesel engine family. DD16 engines represent the largest displacement option in Detroit’s current lineup with enhanced performance capabilities while maintaining compatible fuel system requirements that allow this single fuel pump to serve across multiple engine families for fleet standardization and inventory simplification. These engine families are available in multiple horsepower configurations ranging from 350 to over 600 horsepower, all utilizing the same fundamental common rail fuel system architecture that ensures perfect compatibility with this high pressure fuel pump across different performance levels and commercial applications. Detroit Diesel engines incorporate cutting-edge emissions compliance systems including asymmetric turbocharging, advanced exhaust gas recirculation, diesel oxidation catalyst, diesel particulate filter, and selective catalytic reduction that depend on the precise fuel delivery characteristics provided by this high pressure fuel pump to maintain optimal performance and regulatory compliance. The engines are commonly deployed in Class 8 over-the-road trucks, vocational vehicles, construction equipment, and other heavy-duty applications where reliable fuel delivery is critical for sustained performance under demanding operating conditions and emissions requirements. Fleet operators managing Detroit Diesel-powered vehicles benefit from this comprehensive compatibility across DD15, DD13, and DD16 platforms that simplifies inventory management, reduces parts complexity, and streamlines fuel system maintenance procedures across different engine configurations and model years within the Detroit Diesel lineup. Manufacturing variations and model year differences within these engine families maintain fuel system compatibility, allowing this high pressure fuel pump to serve as a reliable replacement across multiple production years while ensuring optimal integration with existing fuel system components including fuel injectors, pressure sensors, and electronic control systems. When selecting replacement high pressure fuel pumps, verification of specific Detroit Diesel engine model and serial number ensures proper fitment and optimal performance integration with existing engine systems and emissions control equipment.
What are the symptoms of high pressure fuel pump failure in DD15 engines?
High pressure fuel pump failure in Detroit Diesel DD15, DD13, and DD16 engines presents through distinctive and progressive symptoms that indicate compromised fuel system performance requiring immediate attention to prevent engine damage and costly operational disruption in commercial vehicle service. Rough idling represents one of the most noticeable and common early symptoms of high pressure fuel pump deterioration, characterized by irregular engine RPM fluctuations, inconsistent idle quality, and engine vibration that becomes increasingly pronounced as pump performance degrades and fuel pressure consistency deteriorates over operating time and service hours. Engine misfiring during acceleration or under load conditions indicates insufficient fuel pressure or irregular fuel delivery from a failing high pressure fuel pump, preventing proper fuel atomization and combustion efficiency that directly affects engine performance, drivability, power output, and emissions compliance characteristics essential for DD15 operation in commercial applications. Increased fuel consumption without corresponding changes in operating conditions, driving patterns, load factors, or environmental conditions suggests high pressure fuel pump inefficiency or pressure regulation problems that affect injection timing accuracy and fuel metering precision, resulting in poor combustion efficiency and significantly higher operating costs that impact fleet profitability and operational budgets. Hard starting conditions, particularly noticeable in cold weather operations or after extended shutdown periods, often indicate reduced fuel pump output or pressure instability that prevents proper fuel atomization during cranking cycles when precise fuel delivery is most critical for reliable ignition and smooth engine startup in demanding commercial environments. Unusual engine noise including knocking, rattling, or irregular combustion sounds may indicate improper fuel injection characteristics resulting from fuel pump pressure variations that affect combustion timing, cylinder pressure development, and overall engine smoothness throughout the operating range from idle to maximum power output under varying load conditions. Electronic diagnostic trouble codes related to fuel system pressure, fuel rail pressure sensor readings, injection system performance, or emissions system efficiency frequently appear when high pressure fuel pump operation deviates from acceptable parameters established by the DD15’s sophisticated engine control module, providing early warning of developing problems before complete system failure occurs. Black or excessive exhaust smoke during normal operation suggests over-fueling conditions that may result from fuel pump pressure regulation problems or internal component wear affecting fuel metering accuracy, injection timing precision, and emissions control system effectiveness that impacts regulatory compliance and operational efficiency. Engine power loss under load conditions indicates insufficient fuel delivery during high-demand situations when maximum fuel pump output is required to maintain proper injection pressures and fuel flow rates to all cylinders while supporting turbocharger operation and emissions control systems integrated into the DD15 platform. Complete high pressure fuel pump failure results in immediate loss of engine power and complete inability to restart, creating potentially dangerous situations for commercial vehicle operators and typically requiring immediate roadside assistance, towing services, and significant operational downtime that affects delivery schedules, customer commitments, and business operations.
How does HHP’s remanufactured A4720902150 fuel pump compare to OEM quality?
HHP’s remanufactured A4720902150 Detroit Diesel high pressure fuel pump delivers exceptional performance and reliability that meets or exceeds original equipment manufacturer standards through comprehensive remanufacturing processes conducted in ISO 9001:2015 certified facilities with stringent quality control procedures and advanced testing protocols specifically designed for critical Detroit Diesel fuel system components. The remanufacturing process begins with complete disassembly and thorough inspection of all internal components using precision measuring equipment, advanced diagnostic tools, and specialized testing apparatus to identify wear patterns, dimensional changes, component degradation, and performance characteristics that could affect fuel pump reliability or service life in demanding DD15 applications. Critical components including pistons, cylinders, valves, sealing elements, pressure regulation mechanisms, drive components, and electronic control interfaces receive replacement with upgraded Bosch OEM parts that often incorporate design improvements, enhanced materials, and superior manufacturing processes that address known issues in original equipment designs and improve long-term reliability. Manufacturing procedures maintain the highest cleanliness standards essential for high-pressure fuel system components, utilizing specialized facilities, equipment, environmental controls, and contamination prevention protocols designed specifically for Detroit Diesel fuel pump remanufacturing to ensure optimal component performance throughout extended service intervals typical of commercial vehicle applications. Each remanufactured high pressure fuel pump undergoes extensive performance testing including pressure generation verification, flow rate analysis, pressure regulation accuracy assessment, response time evaluation, endurance testing under simulated operating conditions, and comprehensive quality assurance protocols that ensure optimal operation under the demanding conditions typical of DD15 applications in commercial vehicle service. The remanufacturing process incorporates valuable lessons learned from field experience, failure analysis, engineering improvements, and technological advances that address known areas for enhancement in original equipment designs, often resulting in enhanced durability, improved performance characteristics, extended service life, and superior reliability that frequently exceeds OEM specifications and customer expectations in challenging commercial applications. Quality control procedures include rigorous statistical process monitoring, comprehensive final inspection protocols, extensive performance verification testing, and detailed documentation that guarantees consistent manufacturing standards and reliability across all remanufactured units intended for demanding commercial service applications where fuel system reliability directly impacts operational success and regulatory compliance. Advanced testing equipment and procedures verify critical performance parameters including maximum pressure generation capabilities, pressure regulation accuracy and stability, flow rate consistency across varying operating conditions, electronic control system compatibility, and long-term durability characteristics that ensure proper integration with DD15 fuel injection systems and engine management controls. Cost savings compared to new OEM high pressure fuel pumps provide significant economic benefits for fleet operators and independent owners while receiving genuine Bosch components that deliver reliable performance, optimal fuel efficiency, and compliance with emissions regulations throughout extended service intervals typical of commercial vehicle applications requiring maximum uptime and operational reliability.
What warranty and technical support does HHP provide for the A4720902150 fuel pump?
HHP provides comprehensive warranty coverage and extensive technical support for the A4720902150 Detroit Diesel high pressure fuel pump, including a robust 1-year warranty that demonstrates exceptional confidence in remanufacturing quality and unwavering commitment to customer success in demanding commercial applications where fuel system reliability directly impacts operational profitability and business success. The warranty program offers generous coverage terms that protect against manufacturing defects, component failures, premature wear, and performance degradation under normal heavy-duty operating conditions, providing comprehensive financial protection that includes both replacement parts and associated labor costs during warranty claims processing and resolution procedures. HHP’s technical support infrastructure features ASE-certified diesel technicians with specialized expertise in Detroit Diesel fuel systems, DD15, DD13, and DD16 engine technology, Bosch common rail injection systems, and emissions control equipment who provide comprehensive assistance throughout the entire ownership experience from initial installation consultation through extended service intervals and preventive maintenance programs. Technical support services include detailed pre-installation compatibility verification to ensure proper fitment with specific Detroit Diesel configurations and model years, comprehensive step-by-step installation guidance with precise procedures and torque specifications, thorough post-installation performance verification assistance, and ongoing diagnostic support to ensure optimal fuel system integration and reliable long-term operation in commercial applications. The expert support team assists customers with complex diagnostic procedures using advanced scan tools and testing equipment specifically designed for Detroit Diesel engines, comprehensive troubleshooting of fuel system performance issues, emissions system integration challenges, and detailed maintenance recommendations that maximize fuel pump service life while optimizing overall engine performance, fuel efficiency, and emissions compliance in heavy-duty commercial vehicle applications. Advanced technical support capabilities include access to specialized diagnostic procedures, comprehensive fuel system pressure testing protocols, electronic control system integration guidance, emissions system troubleshooting assistance, and extensive problem-solving support that ensures proper operation and compatibility with Detroit Diesel engine management systems and sophisticated emissions control equipment integrated into these platforms. HHP maintains extensive inventory levels and sophisticated expedited logistics capabilities to ensure rapid warranty replacement availability and minimal operational downtime, understanding that high pressure fuel pump failures can result in immediate vehicle shutdown and significant service disruption for commercial operators who depend on reliable transportation for customer service, delivery schedules, and revenue-generating business operations. The streamlined warranty process features dedicated customer service representatives who thoroughly understand the critical nature of fuel system components and the urgency of commercial vehicle repairs, coordinating expedited replacement parts, comprehensive technical support, and priority shipping services to minimize operational downtime and financial impact on customer business operations and competitive market position. Additional support services include free freight returns on core exchanges that eliminate additional costs and simplify the purchasing process, detailed compatibility verification for specific Detroit Diesel applications and configurations, comprehensive installation procedure guidance with troubleshooting assistance, ongoing technical consultation throughout the warranty period and beyond, and access to updated service bulletins and technical information specific to Detroit Diesel engines and Bosch fuel system components.
