Hengst H31WK01 Fuel Filter - In-Line

Brand Hengst H31WK01
Position In-Line
Fits Mercedes-Benz · 20 vehicles

Synthetic blend media. Helps capture contaminants while maintaining steady fuel flow.

Fuel filter. Helps protect the fuel system by trapping debris before it reaches sensitive components.

Cross-references Anchor 3149, Dorman - First Stop 33149 and 0142340 for the same application. See all 30.

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Hengst H31WK01 Fuel Filter Overview

The Hengst H31WK01 is a fuel filter built with synthetic blend filter media for clean fuel delivery and consistent engine protection. It is a direct-fit option for select Mercedes-Benz diesel applications, including 300D, 300SD, and 300TD models.

Use this Hengst fuel filter when servicing a Mercedes-Benz 300D, 300SD, or 300TD and you need a replacement that matches the listed application and part number H31WK01.

Key Features

  • Synthetic blend filter media for fuel system filtration
  • Fuel filter application for select Mercedes-Benz diesel models
  • Direct reference part number: H31WK01
  • Cross-reference part numbers include Dorman - First Stop 33149 and Anchor 3149
  • Compatible with in-line and N/A listed positions as shown in the fitment data

Fitment Details

  • Fits 1985 Mercedes-Benz 300D, N/A. Notes: Spin-On Engine Oil Filter.
  • Fits 1985 Mercedes-Benz 300SD, N/A. Notes: Spin-On Engine Oil Filter.
  • Fits 1985 Mercedes-Benz 300TD, N/A. Notes: Spin-On Engine Oil Filter.
  • Fits 1980-1984 Mercedes-Benz 300D, In-Line. Notes: Spin-On Engine Oil Filter.
  • Fits 1977 Mercedes-Benz 300D, In-Line. Notes: Spin-On Engine Oil Filter.
  • Fits 1978-1984 Mercedes-Benz 300SD, In-Line. Notes: Spin-On Engine Oil Filter.
  • Fits 1981-1984 Mercedes-Benz 300TD, In-Line. Notes: Spin-On Engine Oil Filter.

What This Fuel Filter Helps Address

  • Restricted fuel flow from a contaminated filter element
  • Fuel system debris reaching injection components
  • Hard starting caused by poor fuel filtration
  • Rough running related to fuel contamination
  • Reduced engine performance from a clogged filter

Installation Notes

Verify the part number H31WK01 and match the vehicle application before installation. Confirm the listed Mercedes-Benz model and year, and compare the existing filter style and position with the fitment notes. For best results, replace the filter during routine fuel system service and inspect surrounding fuel lines and connections for wear or leakage.

Quality Assurance

Hengst is an established filtration brand, and this filter uses synthetic blend media for fuel filtration performance. Always confirm fitment against the vehicle application data before purchase or installation.

This part fits 20 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelLitersCylindersPositionNotes
1985Mercedes-Benz300D3.0LL5N/ASpin-On Engine Oil Filter
1985Mercedes-Benz300SD3.0LL5N/ASpin-On Engine Oil Filter
1985Mercedes-Benz300TD3.0LL5N/ASpin-On Engine Oil Filter
1984Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
1984Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1984Mercedes-Benz300TD3.0LL5In-LineSpin-On Engine Oil Filter
1983Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
1983Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1983Mercedes-Benz300TD3.0LL5In-LineSpin-On Engine Oil Filter
1982Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
1982Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1982Mercedes-Benz300TD3.0LL5In-LineSpin-On Engine Oil Filter
1981Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
1981Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1981Mercedes-Benz300TD3.0LL5In-LineSpin-On Engine Oil Filter
1980Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
1980Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1979Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1978Mercedes-Benz300SD3.0LL5In-LineSpin-On Engine Oil Filter
1977Mercedes-Benz300D3.0LL5In-LineSpin-On Engine Oil Filter
Directly replaces or cross-references 30 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Anchor — 3149Dorman - First Stop — 33149014234014234000008201010000920001000092900100009295011142340500887450143539975337001092040100109205010010922501001092320100209212010820119906A0000920001A0000929001A0000929501A0010920401A0010920501A0010922501A0010923201A0020921201AW 43FF5112P550682WK 716