I. OE Number and System Attributes Description
- 6110703232: Mercedes-Benz OM611 Diesel Fuel Line
- 6120703932: Mercedes-Benz OM612 Diesel Fuel Line
- 6420705532: Mercedes-Benz OM642 Diesel Fuel Delivery Pipe
- 6420707832: Mercedes-Benz OM642 Diesel Fuel Line
System Features:
- Diesel fuel supply/return system
- Installed in the core area of the engine compartment
- High pressure resistance, diesel corrosion resistance, and high temperature resistance

II. Common Pain Points in Wholesale Procurement
- Size or interface deviations in different batches
- Unstable pressure resistance and oil resistance performance
- Dispersed supply sources and risk of supply disruption
- Multiple intermediaries and lack of price transparency
These problems usually stem from **non-factory direct supply
III. The Core Value of Factory Direct Supply
- Stable mass production molds and processes, ensuring consistent specifications
- Ready stock available to support long-term bulk shipments
- Reduced intermediaries, leading to more controllable pricing
- Supports OEM/ODM and private label requirements
Our Guangzhou automotive piping parts factory has extensive experience in European diesel fuel systems and is ideal for long-term partnerships.
Part numbers 6420707832, 6120703932, 6420705532, and 6110703232 all belong to the core fuel system pipelines for Mercedes-Benz diesel models, covering the mainstream OM611, OM612, and OM642 engine platforms. These parts are characterized by stable demand, high repurchase rates, and a long product lifecycle in the commercial vehicle and diesel passenger car markets.
For parts wholesalers, regional distributors, and foreign trade companies, choosing a direct supply model from a factory with mature production experience and stable supply capabilities can effectively control procurement costs and significantly reduce quality risks and supply chain disruptions.
Establishing a long-term, stable fuel line supply system around these OE part numbers will help you gain a sustainable price and supply advantage in the Mercedes-Benz diesel parts market.
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