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BALDWIN · Engine Air Filter

RS4561

Radial Seal Air Element

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

Stock checked September 11, 1:46 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
Radial Seal Air Element
Outside diameter
10 31/32 in.
Outside diameter (mm)
278.6
Inside diameter
5 13/16 in.
Length
16 7/16 in.
Length (mm)
417.5
Manufacturer part number
RS4561
GTIN
00791440061958

Baldwin replacement references: Caterpillar 289-2348

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 RS4561. Keep any size, quantity or application conditions with the match. A cross-reference alone does not confirm fit on your equipment.

15 manufacturer reference rows

Brand / manufacturerReference numberCondition / noteReference qty
BALDWIN FILTERSRS45611
CARQUEST835611
CATERPILLAR2464174Filter Only1
CATERPILLAR28923481
DONALDSONFRG130120Filter Only1
DONALDSONG130120Filter Only1
DONALDSONP7803311
FLEETGUARDAF278401
GRAINGER4XCL41
HASTINGSRS45611
JURA (HIFI)SA161861
NAPA GOLD95611
PERKINS9010561
WIX495611
WIX5495611

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 Engines

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.