PA1818Photo not yet available

BALDWIN · Engine Air Filter

PA1818

Outer Air Element with Lid

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

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

THE DETAILS THAT MATTER

FILTER SPECIFICATIONS.

Filter type
Outer Air Element with Lid
Outside diameter
12 3/4 in.
Outside diameter (mm)
323.8
Inside diameter
15/16 in.
Length
14 1/2 in.
Length (mm)
368.3
Use with
PA1819, PA2738
Manufacturer part number
PA1818
GTIN
00791440013988

Baldwin replacement references: Caterpillar 4S8337

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 PA1818. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

90 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
ACDELCOA426C1
AIR REFINER103901
AIR REFINERARM83371
AMERICAN PARTS3661
AMERICAN PARTS933371
BALDWIN FILTERSPA18181
BIG A FILTER3661
BIG A FILTER933371
BOWESLAF3371
CANADIAN FILTER CO.CFM2691
CARQUEST873371
CATERPILLAR3I08571
CATERPILLAR4S6600Outer, Filter O1
CATERPILLAR4S83371
CATERPILLAR4S88371
CHAMPION LABORATORIESAF3371
CHAMPION LABORATORIESLAF3371
CO-OPAP4S83371
CO-OPPMA4S83371
CONTINENTALPCA2841
COOPERSAZA6051
CROSLAND95011
CYCLONEPMA4S83371
DELUXE7251
DELUXEAF7251
DONALDSONP1047121
DONALDSONP1074121
DONALDSONP1509181
DONALDSONP1811141
DONALDSONP9015321
DONALDSONSMP1811141
DONALDSONWGB1400061
EUROFILTER35011
FIAAMFL64431
FIAAMFLI64431
FILTA25511
FLEETGUARDAF8011
FLEETLIFEFA4S83371
FLEETRITEAFR88011
FRAM FiltersCA2841
GIESSEAHI10631
GM GENERAL MOTORS64870161
GM GENERAL MOTORS64870171
GONHERGA83371
GONHERGA8337M1
GOULDAP4S83371
GRAINGER4XDD51
GUARDIAN FILTER CO.G4S83371
GUD FILTERSADG6451
HASTINGSPA18181
HEAVY DUTY AIRA83371
HEAVY DUTY AIRHDA83371
INDUCONTROLAR2841
KRALINATORLA2691
L.B. FILTERA6851
LUBER-FINERLAF3371
MANN+HUMMELC338351
MOTORCRAFTFA2571
NAPA GOLD23371
NELSON4S83371
NELSON70255N1
NELSON84599S1
NELSON-WINSLOW4S83371
O&K ORENSTEIN & KOPPEL1010601
O&K ORENSTEIN & KOPPEL1010631
PBRAI32511
PERRYPA7251
PUROLATORA621151
PUROLATORAF21151
QIF AIRACA2841
QUAKER STATEQSA2841
REFILCOAF23371
REYTORIT83371
RYCOHDA52361
SAKURAA55151
SAKURAA5515SOuter1
SAVARA922900111
SAVARA922900171
SF-FILTER / SCHUPPSL89681
SOPARISFDA31191
SURE FILTER TECHNOLOGYSFA8337P1
TRU-AIRTA73701
UFI FILTERS27032001
UNITED ENGINE LIFEU074121
WESTERN TOOL CO.WA22041
WGBSA2901
WIX423371
WIX5423371
WIXA1261
WOODGATEWGA3411

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.

Caterpillar Equipment

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

Call with your equipment model, engine and the number on the existing filter. Our counter will help verify the application.

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.