What are you looking for?
MANN-FILTER Online Catalog for all devices

Looking for a product?

The right filter, right now. Premium protection for your engine or machine is just a click away.

Please choose your location and language

Fuel Filter
WK 1020 x

About this item

High-quality MANN-FILTER fuel filters remove unwanted and damaging dirt particles from the fuel and thus prevent possible damage. Thanks to the highest degree of separation and sealing, the fuel filter ensures functional reliability and optimum protection during the entire maintenance interval.

  • A = 108 mm; G = 1-14 UNS; H = 86 mm
  • Water separator
  • with gasket

GTIN Code: 4011558949808

Product Details

No data available

Product Image WK1020X_MANN-FILTER
A 108 mm
G 1-14 UNS mm
H 86 mm

Model Type Filter Type Engine Code ccm kW HP Year of Manufacture
FM 9-260
Fuel Filter D9A-260 9400 191 260 11/01 → 10/05
FM 9-300
Fuel Filter D9A-300 9400 220 300 11/01 → 10/05
FM 9-340
Fuel Filter D9A-340 9400 250 340 11/01 → 10/05
FM 9-380
Fuel Filter D9A-380 9400 279 380 11/01 → 10/05
Model Type FM 9-260
Filter Type Fuel Filter
Engine Code D9A-260
ccm 9400
kW 191
HP 260
Year of Manufacture 11/01 → 10/05
Model Type FM 9-300
Filter Type Fuel Filter
Engine Code D9A-300
ccm 9400
kW 220
HP 300
Year of Manufacture 11/01 → 10/05
Model Type FM 9-340
Filter Type Fuel Filter
Engine Code D9A-340
ccm 9400
kW 250
HP 340
Year of Manufacture 11/01 → 10/05
Model Type FM 9-380
Filter Type Fuel Filter
Engine Code D9A-380
ccm 9400
kW 279
HP 380
Year of Manufacture 11/01 → 10/05

Model Type Filter Type Engine Code ccm kW HP Year of Manufacture
FM 12-340
Fuel Filter D 12C/D-340 12100 250 340 08/98 → 11/08
FM 12-380
Fuel Filter D 12C/D-380 12100 279 380 08/98 → 11/08
FM 12-420
Fuel Filter D 12C/D-420 12100 309 420 08/98 → 11/08
FM 12-460
Fuel Filter D 12C/D-460 12130 338 460 08/98 → 11/08
Model Type FM 12-340
Filter Type Fuel Filter
Engine Code D 12C/D-340
ccm 12100
kW 250
HP 340
Year of Manufacture 08/98 → 11/08
Model Type FM 12-380
Filter Type Fuel Filter
Engine Code D 12C/D-380
ccm 12100
kW 279
HP 380
Year of Manufacture 08/98 → 11/08
Model Type FM 12-420
Filter Type Fuel Filter
Engine Code D 12C/D-420
ccm 12100
kW 309
HP 420
Year of Manufacture 08/98 → 11/08
Model Type FM 12-460
Filter Type Fuel Filter
Engine Code D 12C/D-460
ccm 12130
kW 338
HP 460
Year of Manufacture 08/98 → 11/08

  • K117923N50

  • 20381204

No data available

SVHC declaration according to the regulation EC 1907/2006 concerning the Registration, Evaluation, Authorisation, and Restriction of Chemicals (REACH).

 

Product: WK 1020 x

MANN+HUMMEL is well aware of REACH and meets all legal obligations under this regulation.

MANN+HUMMEL has established internal processes to ensure implementation and compliance with the REACH Regulation. Especially, we continuously work on the assessment of the presence of SVHC (Substances of Very High Concern).

We may inform you that according to the present level of information and best knowledge, this product does not contain any SVHC listed on the Candidate List in a concentration above 0,1% (w/w).

Last update: 2026-03-23 00:00:00

Safety notice: Filters and similar components must only be installed by persons with relevant mechanical knowledge and experience, see IEC 60417 - 6183

Fuel Filter Content

Fuel filters help your systems fire on clean, pure fuel

Make every mile or movement count with a MANN-FILTER fuel filter that gives your injection system exactly what it needs for smooth, powerful operating. A high-quality fuel filter is an essential component, ensuring peak performance and protection from abrasive particulates. 

What you need to know about changing your fuel filter

MANN-FILTER workshop partner installing a fuel filter in a car

In order to do its work properly your fuel filter needs regular changing to fulfill its job in capturing unwanted particles and water circulating in your fuel. As a result, the injection system and nozzles will experience undue wear, and your vehicle or machine’s performance will suffer

If you’re unsure of potential fuel filter problem symptoms, here are some signs it’s time to get a fuel filter replacement:

  • Complete failure to start
  • Poor acceleration or a decrease in power
  • Sputtering or stalling at low speeds
  • Fuel efficiency is noticeably worse
  • System warning light comes on, indicating there’s a problem