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WebbHome / Catalog / Filters / Fuel Filters
MAHLE
Part number 840.FF4001KMA
MAHLE’s bulletin lists KX 400/1 KIT as a fuel filter kit and names a fuel filter, O-rings and basket strainer as its contents. Its printed dimensions are height 10.01 in (254.4 mm) and diameter 4.59 in (116.6 mm). These facts belong to the named manufacturer article, not a guarantee of DTBP stock-package contents or installed fit.
Confirm the exact application and configuration before selecting this part. Reference numbers and similar configurations do not guarantee interchange.
| Part number / SKU | 840.FF4001KMA |
|---|---|
| Brand | MAHLE |
| Department | Filters |
| Part type | Fuel Filters |
| MAHLE KX 400/1 KIT: Published article type | Fuel Filter KitsConditions / detailsMAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Named manufacturer kit type only, not stock identity or universal engine service proof. |
| MAHLE KX 400/1 KIT: Manufacturer kit contents | Fuel filter; O-rings; Basket StrainerConditions / detailsMAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Manufacturer kit contents only, not inspected stock/factory pack. No component quantities, illustrated extras or complete stock-package guarantee. |
| MAHLE KX 400/1 KIT: Published Height | 10.01 in (254.4 mm)Conditions / detailsMAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Printed Height/Dia. order and dual units retained; no conversion, tolerance, installed fit or shipping-package dimensions inferred. |
| MAHLE KX 400/1 KIT: Published Diameter | 4.59 in (116.6 mm)Conditions / detailsMAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Printed Height/Dia. order and dual units retained; no conversion, tolerance, installed fit or shipping-package dimensions inferred. |
Need a measurement or technical specification? Ask our parts team before choosing the part.
| Brand / reference type | Part number | Notes |
|---|---|---|
| Detroit / OE reference | 4720900451 | manufacturer-listed directed OE reference. |
| Detroit / OE reference | 4720900551 | manufacturer-listed directed OE reference. |
| Detroit / OE reference | 4720900651 | manufacturer-listed directed OE reference. |
| Detroit / OE reference |
Fitment has not been verified for this listing.
Compare the number on your existing part. If you’re unsure, our parts team can help check the match before you order.
www.mahle-aftermarket.com — Source document cited for this item. Confirm the exact article and source restrictions; not a complete application or interchange approval.
MAHLE’s bulletin lists KX 400/1 KIT as a fuel filter kit and names a fuel filter, O-rings and basket strainer as its contents. Its printed dimensions are height 10.01 in (254.4 mm) and diameter 4.59 in (116.6 mm). These facts belong to the named manufacturer article, not a guarantee of DTBP stock-package contents or installed fit.
MAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Named manufacturer kit type only, not stock identity or universal engine service proof.
MAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Manufacturer kit contents only, not inspected stock/factory pack. No component quantities, illustrated extras or complete stock-package guarantee.
MAHLE KX 400/1 KIT article only; saved 840.FF4001KMA Brand Mahle/same-brand cross KX400/1 KIT association, not physical stock/factory-package identity proof. Full supplier Title: 840.FF4001KMA - Fuel Filter Kit Detroit DD13 DD15 DD16 Full supplier Description: Mahle Original; For 2013 to 2020 Detroit Engines in Freightliner and Western Star Trucks; Micron Rating 4 PDF retrieved2026-10-12; filename821c/pageFI-1-821B unresolved, not edition/date proof. Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval. Prior candidate/package holds retained. No universal installed fit, prefix/alias rule, reverse/transitive interchange, target-property transfer or stock-condition approval. Printed Height/Dia. order and dual units retained; no conversion, tolerance, installed fit or shipping-package dimensions inferred.
Online ordering is coming soon. Contact our team about this part; listings do not confirm stock.
Contact us to confirm current availability and shipping options for this part.
More Fuel Filters
| A4700903151 |
| manufacturer-listed directed OE reference. |
| Detroit / OE reference | A4720900651 | manufacturer-listed directed OE reference. |
|---|
Reference numbers alone do not guarantee fit. Confirm the exact application.
No eligible exact primary article fact was retained from the recorded searches/source attempts. This limited outcome does not mean the article or documentation does not exist.
Exact manufacturer identity, directed OE/interchange references, specifications, qualified fitment, variants and installation requirements remain unverified. Raw inventory leads have not been promoted.
Distributor-prefixed website SKU is not established as an exact MAHLE article/package by primary evidence; current inFlow article references are leads only.
Primary filter bulletin supplies exact candidate kit contents/dimensions and bounded engine ranges; no source maps this supplier-prefixed website SKU to that precise kit/package. Do not publish broad website year labels as validated.
Maker DD13 2011-2021/DD15 2011-2020/DD16 2011-202X is not supplier2013-2020 universal fit;202X unresolved. No application approval.
Saved same-brand cross association supports attributed article discussion only, not exclusive physical-stock/article/package identity. No prefix or punctuation normalization rule.
All prior whole-candidate/package holds and source qualifications remain; independent final field QA/human approval required.
Filename821c versus printedFI-1-821B is unresolved; no assumed publication date/latest revision.
No owning fitment/variants, bulk/package equality, GTIN/applicationqty/performance transfer, reverse/transitive crosses or public approval.
No source-backed fitment recorded yet; not proof that none exist.
No source-backed variants recorded yet; not proof that none exist.
Independent content review and explicit human approval remain required before public attachment.
This newly authored description requires separate independent prose/source review and explicit root registration; no public, physical-stock, package, fitment or interchange approval.