Beck Arnley 043-0645 Fuel Filter

Beck Arnley 043-0645 Fuel Filter for Mercedes-Benz Diesel

The Beck Arnley 043-0645 fuel filter is built for foreign nameplate applications that require OE-style form, fit, and function. With 8 mm inlet and 8 mm outlet sizing, it supports clean fuel delivery in Mercedes-Benz diesel systems that use an in-line filter layout.

Compatible With Mercedes-Benz 300D, 300TD, 300SD, and 350SDL applications listed below, this fuel filter is a direct-fit service part for owners searching for a Beck Arnley 043-0645 fuel filter for Mercedes-Benz 300D or a Beck Arnley 043-0645 replacement for Mercedes-Benz diesel fuel filtration.

Key Features

• Beck Arnley Part Number: 043-0645
• Fuel filter for air and fuel delivery service
• 8 mm inlet size and 8 mm outlet size
• In-line type design for listed Mercedes-Benz diesel applications
• OE-spec form, fit, and function focus for foreign nameplate vehicles

Detailed Description

Beck Arnley sources parts to match foreign nameplate OE specifications, helping ensure the filter installs correctly and performs to the expected dimensions. The 8 mm inlet and 8 mm outlet make this filter a straightforward choice for Mercedes-Benz diesel fuel systems that require matching line sizes and an in-line configuration. If you are replacing a fuel filter on a Mercedes-Benz 300D, 300TD, 300SD, or 350SDL, part number 043-0645 provides the correct application coverage shown in the fitment data.

This part cross-references Monroe Shocks & Struts (e.g., 172286, 182286) for the same application.

Vehicle Fitment

• Fits 1990-1993 Mercedes-Benz 300D, In-Line Type
• Fits 1982-1985 Mercedes-Benz 300D, In-Line Type
• Fits 1990-1991 Mercedes-Benz 350SDL, In-Line Type
• Fits 1987 Mercedes-Benz 300TD, In-Line Type
• Fits 1979-1985 Mercedes-Benz 300TD, In-Line Type
• Fits 1979-1985 Mercedes-Benz 300SD, In-Line Type
• Fits 1977-1981 Mercedes-Benz 300D, In-Line Type; 123 Chassis

What It Helps Address

• Restricted fuel flow from a clogged diesel fuel filter
• Hard starting caused by contaminated fuel delivery
• Engine hesitation related to fuel system debris
• Reduced drivability from an overdue filter service interval
• Incorrect replacement sizing when the system requires 8 mm inlet and outlet connections

Installation Notes and Tips

Verify the vehicle’s fuel line size and in-line filter layout before installation. Match the inlet and outlet orientation to the existing fuel routing, and confirm the application against the listed Mercedes-Benz model and year range. For best results, replace the filter during routine fuel system service and inspect surrounding hoses for wear or cracking.

Quality Assurance

Beck Arnley parts are sourced to meet foreign nameplate OE specifications for form, fit, and function. That sourcing approach supports confident installation on the listed Mercedes-Benz diesel applications.