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BALDWIN · Fuel Water Separator Filter

BF7778

Fuel/Water Separator Element with Drain

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Call either store for your current price.
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Kingston APCCall for availability

Stock checked September 11, 12:46 PM Eastern. Call before travelling so we can confirm what is still available.

Call Belleville ↗Call Kingston ↗Text your part number ↗

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Fuel/Water Separator Element with Drain
Outside diameter
3 19/32 in.
Outside diameter (mm)
91.3
Length
4 23/32 in.
Length (mm)
119.9
Inlet
13/32
Outlet
1/2
Contains
1/2 Inch Universal Return Port;Pressure Relief Screw
Manufacturer part number
BF7778
GTIN
00791440067011

Baldwin replacement references: Mercedes-Benz 6120920001, A6120920001

Baldwin PIES August 20, 2026 · Baldwin Product Guide July 24, 2026.

START WITH THE NUMBER YOU HAVE

CROSS-REFERENCE NUMBERS.

Baldwin’s reference lists the numbers below for BF7778. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

30 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOTP30111
ALLIANT POWERAP610021
AUTO EXTRAGF19211
BALDWIN FILTERSBF77780
BIG A FILTER951401
CARQUEST861401
CHAMPION LABORATORIESL3973F1
CHRYSLER5103577AA1
DONALDSONP5507801
FLEETGUARDFF56251
GONHERGPP6121
GRAINGER2XXR61
GRAINGER4ENL81
HASTINGSGF3711
HENGSTH216WK1
KNECHTKL1951
LUBER-FINERL3973F1
MAHLEKL1951
MANN+HUMMELWK842201
MERCEDES-BENZ61209200011
MERCEDES-BENZA61209200011
NAPA GOLD31401
PARTS MASTER731401
PUREPROF555801
PURFLUXCS7081
PUROLATORF555801
SERVICE CHAMPL3995F1
WARNERL3973F1
WIX331401
WIX EUROPEWF83061

Source: Baldwin Specs & Interchange · July 27, 2026. Reference quantity is part of the manufacturer’s cross-reference, not store stock.

CHECK THE EQUIPMENT. CHECK THE ENGINE.

APPLICATIONS & EQUIPMENT.

Dodge, Freightliner Sprinter Vans; Mercedes-Benz Engines

Baldwin Product Guide summary. This description does not establish fit for every model from each manufacturer.

Match the year, model, engine and every note. Bring the engine or serial number when a configuration is unclear.

14 application ranges

YearsMake & modelEngineRequired notes & configuration
2003Dodge Sprinter 25002.7 L 5Engine V I N: 1; OE Number : A6120920001
2003Dodge Sprinter 25002.7 L 5Engine V I N: 2; OE Number : A6120920001
2003Dodge Sprinter 35002.7 L 5Engine V I N: 1; OE Number : A6120920001
2003Dodge Sprinter 35002.7 L 5Engine V I N: 2; OE Number : A6120920001
2002–2003Freightliner Sprinter 25002.7 L 5Engine V I N: 1; OE Number : 6120920001
2002–2003Freightliner Sprinter 25002.7 L 5Engine V I N: 2; OE Number : 6120920001
2004–2006Freightliner Sprinter 25002.7 L 5MBE600; OE Number : 6120920001
2002–2003Freightliner Sprinter 35002.7 L 5Engine V I N: 1; OE Number : 6120920001
2002–2003Freightliner Sprinter 35002.7 L 5Engine V I N: 2; OE Number : 6120920001
2004–2006Freightliner Sprinter 35002.7 L 5MBE600; OE Number : 6120920001
2015Seat Altea XL1.8 L 4Region: MEX / Mexico; OE Number : A6120920001
2015Seat Ibiza1.2 L 4Region: MEX / Mexico; OE Number : A6120920001
2015Seat Ibiza1.4 L 4Region: MEX / Mexico; OE Number : A6120920001
2015Seat Toledo1.4 L 4Region: MEX / Mexico; OE Number : A6120920001

Baldwin ACES · July 27, 2026 · Auto Care vehicle definitions. This searchable list may not cover every application. Our counter can check configurations not shown.

A REAL COUNTER. CLOSE TO HOME.

YOUR LOCAL FILTER PEOPLE.

Bring the number off your old filter, or your equipment and engine details. We’ll help check the match.