We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
FLEETGUARD Round/Oval Engine Air Filter, AF25551 - Round/Oval Engine Air Filters
FLEETGUARDRound/Oval Engine Air Filters

FLEETGUARD Round/Oval Engine Air Filter, AF25551

The FLEETGUARD Automotive Air Filter (Round-Oval, SKU AF25551) is an engine air filter with an axial seal and a 4 1/8 in outside diameter, model RS3704 (MPN AF25551). It is compatible with Ditch Witch vehicles and…

SKU 3G-OTH-490774

Also listed as: AF 25551 · AF-25551

Brand
FLEETGUARD
Item
Round/Oval Engine Air Filter, AF25551
Part Number
AF25551
Category
Round/Oval Engine Air Filters
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

FLEETGUARD
Manufacturer Part Number
AF25551
Type
Engine, Axial Seal, RS3704
Outside Dia
4 1/8 in
Baldwin Interchange
RS3704
FleetGuard Interchange
AF25551
Compatible Vehicle Make
Ditch Witch

Technical Documents

No technical documents available for this product.
Request documentation →
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

FLEETGUARD Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The FLEETGUARD Automotive Air Filter (Round-Oval, SKU AF25551) is an engine air filter with an axial seal and a 4 1/8 in outside diameter, model RS3704 (MPN AF25551). It is compatible with Ditch Witch vehicles and interchanges with Baldwin RS3704 and FleetGuard AF25551.

Frequently Asked Questions

What is the FLEETGUARD RS3704 air filter used for?

The FLEETGUARD RS3704 (AF25551) is an engine air filter with an axial seal, designed for Ditch Witch vehicles. It removes airborne contaminants to protect engine performance and longevity in construction and agricultural applications.

What are the specifications of the FLEETGUARD AF25551 air filter?

The FLEETGUARD AF25551 is a round-oval engine air filter with an axial seal and a 4 1/8 in outside diameter. It interchanges with Baldwin RS3704 and FleetGuard AF25551, and is compatible with Ditch Witch vehicles.

Where to buy FLEETGUARD RS3704 air filter worldwide?

3G Electric supplies the FLEETGUARD RS3704 (AF25551) air filter worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for pricing and lead time on this engine air filter.

How to install the FLEETGUARD AF25551 engine air filter?

Ensure the engine is off and cool. Remove the old filter, clean the housing, and insert the new FLEETGUARD AF25551 with the axial seal facing the air intake. Secure the cover and check for proper sealing before starting the engine.

Used in

Common applications for FLEETGUARD
Heavy-duty truck engine lubrication — Fleetguard LF670 spin-on oil filter with cellulose media and 151.4 lpm flow rate.
Off-road equipment engine protection — Fleetguard LF9070 spin-on oil filter with M95 x 2.5-7H INT thread for Moxy vehicles.
Diesel fuel system filtration — Fleetguard FS1040 spin-on fuel filter for buses and Doosan applications.
Power steering fluid maintenance — Fleetguard LF637 cartridge filter for Kenworth vehicles.
Industrial engine oil filtration — Fleetguard LF3321 spin-on oil filter for Ingersoll-Rand equipment.
Heavy equipment fuel filtration — Fleetguard FS1006 spin-on diesel fuel filter for Bucyrus-Erie machines.
Not sure this is the right part? Photo-identify it→

FLEETGUARD Products

3G Electric supplies FLEETGUARD round/oval engine air filters. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

You might also need

Burners & Combustion →Pumps & Compressors →Spare Parts →All Products →

More from FLEETGUARD

View all FLEETGUARD parts →
Round, radial-seal engine air filter with 3 27/32 in outside diameter. Designed for Cummins engines in heavy-duty trucks and industrial equipment. Interchanges with Baldwin PA4557
FLEETGUARD
Round, radial-seal engine air filter with 3 27/32 in outside diameter. Designed for Cummins engines in heavy-duty trucks and industrial equipment. Interchanges with Baldwin PA4557
FLEETGUARD
FLEETGUARD
Round, radial seal engine air filter with 10 5/8 in outside diameter and 4 1/2 in inside diameter. Used in heavy-duty trucks, construction equipment, and industrial machinery to remove airborne contaminants from intake air
Round/oval engine air filter with axial seal. Outside diameter 9 7/32 inches. Interchanges with Baldwin PA1840 and FleetGuard AF416. Used in heavy-duty engines to remove airborne contaminants
FLEETGUARD
Round/oval engine air filter with axial seal. Outside diameter 9 7/32 inches. Interchanges with Baldwin PA1840 and FleetGuard AF416. Used in heavy-duty engines to remove airborne contaminants
Round panel engine air filter with 17 11/32 in outside diameter and 13 5/32 in outside diameter at bottom. Removes airborne contaminants from engine intake air. Compatible with Ropa trucks
FLEETGUARD
Round panel engine air filter with 17 11/32 in outside diameter and 13 5/32 in outside diameter at bottom. Removes airborne contaminants from engine intake air. Compatible with Ropa trucks
FLEETGUARD
FLEETGUARD
Round, radial-seal engine air filter with 6 3/16 in outside diameter and 3 1/8 in inside diameter. Designed for use on Dennis Eagle trucks to remove airborne contaminants from intake air
FLEETGUARD
FLEETGUARD
Round engine air filter with axial seal. Inside diameter 6 5/32 in, outside diameter 6 5/32 in. Designed for use in Quincy trucks to filter incoming air and protect the engine from airborne contaminants
FLEETGUARD
FLEETGUARD
Round panel engine air filter with 19 3/32 in outside diameter at bottom and 19 3/32 in overall length. Designed for Peterbilt trucks to remove airborne contaminants from engine intake air
Round/oval engine air filter with axial seal. Outside diameter 6 3/32 in. Cross-references to Baldwin PA1681-FN. Compatible with Demag vehicles. Used in heavy-duty engine intake systems to remove airborne contaminants
FLEETGUARD
Round/oval engine air filter with axial seal. Outside diameter 6 3/32 in. Cross-references to Baldwin PA1681-FN. Compatible with Demag vehicles. Used in heavy-duty engine intake systems to remove airborne contaminants

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first