Your Professional Cummins Pump Supplier
Dongguan Truth Diesel Engine Parts Co., Ltd., founded 25 years ago, is one of the earliest companies in China to focus on core components for diesel engines. Throughout its development, the company has consistently adhered to the core strategy of "deep industry expertise and professional focus," growing from a small trading company to a modern industrial group integrating R&D, production, sales, and service
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Diesel Engine Fuel Pump 4001685Diesel Engine Fuel Pump 4001685 This is a high-pressure fuel pump designed for the high-performance needs of passenger vehicles. Manufactured under license from Bosch, its OE part number is
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Diesel Engine Fuel Pump 4088848Diesel Engine Fuel Pump 4088848 This is a high-pressure fuel injection pump specifically designed for heavy-duty agricultural machinery. Manufactured under license from Cummins, its OE number is
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Diesel Engine Fuel Pump 4076574Diesel Engine Fuel Pump 4076574 This is a high-pressure common rail fuel pump specifically designed for construction machinery. Manufactured in technical cooperation with DENSO, its OE part number is
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Diesel Engine Fuel Pump 4024766Diesel Engine Fuel Pump 4024766 This is a high-pressure fuel pump primarily designed for cross-border e-commerce. Manufactured by a professional auto parts manufacturer in Shandong, China, it
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Diesel Engine Fuel Pump 4089431Diesel Engine Fuel Pump 4089431 This is a highly versatile high-pressure fuel pump manufactured by BMASTER. Its OE part number is compatible with codes such as 5264249 and 4988704. It is primarily
Why choose us
Production Capacity
With over 500 skilled industrial workers and a "two-shift" production model, the annual production capacity can reach: 500,000 sets of fuel injectors, 150,000 sets of high-pressure fuel pumps, and 300,000 pieces of other core components, fully meeting the needs of large-scale global orders.
Management System
The factory strictly implements the ISO9001 quality management system and 5S on-site management standards, achieving full-process visual control from raw material warehousing to finished product delivery, ensuring traceability and supervision of the production process.
Industrial Big Data
Some core products have passed CE certification, EPA certification (US Environmental Protection Agency certification), and TS16949 automotive industry quality management system certification, meeting market access requirements in different regions worldwide;
Product Parameters
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Model |
4001685 |
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OE Compatibility Numbers |
06H127025F, 06H127025J, 06H127025K |
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Compatible Brands/Models |
Audi Q5, Magotan B8L, Passat, Golf GTI, Lamando GTS, etc. |
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Compatible Engines |
Volkswagen EA888 1.8T/2.0T TFSI Direct Injection Engine |
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Product Condition |
Brand New (Bosch Authorized Production) |
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Fuel Type |
Gasoline |
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Drive Method |
Camshaft Drive |
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Working Pressure |
150-200 bar |
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Material |
High-strength aluminum alloy (body), fluororubber (seales) |
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Packaging Specifications |
Neutral original standard carton, including product certificate and installation instructions |
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Single Weight |
Approx. 1.2kg |
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Warranty Period |
12 months |
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Minimum Order Quantity |
1 piece |
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Delivery Time |
3-7 days Within 1 business day. |
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Supported payment methods |
Alipay, WeChat, bank transfer, TT. |

To pull and transfer fuel from the diesel tank and filter.
To develop sufficient fuel pressure to the fuel rail (common fuel passage) to all injectors.
To provide engine idle speed control (governing)
To limit the maximum no-load and full-load speed of the engine (governing)
To allow the operator to control the throttle position and, therefore, the engine’s power output.
To control exhaust smoke emissions to EPA specifications under all operating conditions.
To allow the shutdown of the engine when desired.
A significant feature of the pump system is there is no need to time the pump to the engine. The pump is designed simply to generate and deliver a given fuel flow rate at a stipulated pressure setting to the rail to all injectors. The injectors are timed to assure that the start of injection will occur at the right time for each cylinder.
Choose Options
| 2006-2008 ISC : | 4954200RX, P4088643, 4921431, 4954361, HPP4200 |
| 2009-2011 ISC, ISL : | 4954315RX, 4954362, 4307021RX, HPP4204 |
| 2011-2013 ISL : | 4954907RX, HPP4207 |
| 2014-2017 ISL : | 4307024, 4384224, 4384226, HPP4209, 4384224RX |
| 2018-2022 ISL, L9 : | 5594422RM, 5594422RX |
This is the real Cummins Genuine Parts. We guarantee it is exactly the same part supplied by the original equipment manufacturer, ensuring a proper fit and quality manufacturing. Original manufacturer with brand logo and packaging


This is a genuine part produced directly by the original equipment manufacturer (OEM) and designed with the precise specifications and standards of your vehicle’s original parts. It is a real OEM part. You can be assured that the part will function exactly as the manufacturer intended and keep your vehicle running as it was engineered to. Original manufacturer but without the original logo.
High quality, You can be assured that the part will function exactly as the manufacturer intended and keep your vehicle running as it was engineered to. This is for the automotive aftermarket. packaging can be neutral or customized to your requirements.

Certifications




FAQ
As one of the leading cummins pump suppliers in China, we warmly welcome you to buy original new cummins pump made in China here from our factory. All our products are with high quality and competitive price. Contact us for quotation.
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