Is 4N3955 compatible with Caterpillar C18, 3306, 3406E?

Yes. 4N3955 is a direct replacement part designed for Caterpillar C18, 3306, 3406E machines. Please verify your machine serial number before ordering.

What is the price of Caterpillar 4N3955?

The current price of 4N3955 at WSTPARTS is 961.56 USD per unit. Contact our sales team for wholesale or volume pricing.

Is 4N3955 an original OEM part or aftermarket?

WSTPARTS supplies genuine OEM Caterpillar parts as well as high-quality aftermarket alternatives. Check the product page or contact us to confirm availability of original parts.

What is the shipping time for 4N3955?

In-stock parts are dispatched within 24 hours. Delivery to most destinations takes 3-10 business days depending on the shipping method selected.

Does 4N3955 come with a warranty?

All parts sold by WSTPARTS are covered by our quality guarantee. Any defective part will be replaced or refunded according to our warranty policy.

Where is 4N3955 installed on a Caterpillar 3306?

Refer to the official CAT parts manual diagram on this page (the "Technical Resources & Diagram" tab). It shows the exact mounting position and exploded structure of 4N3955. 4N3955 belongs to the AIR INLET AND EXHAUST SYSTEM system.

4N3955 GASKET CAT Caterpillar Part - WSTPARTS

Caterpillar GASKET — Part # 4N3955 / 4N3955

WSTPARTS supplies Caterpillar® genuine & high-quality OEM replacement GASKET (Part # 4N3955, cross-ref 4N3955). Designed for CAT C18, 3306, 3406E equipment.

Compatible Models

Key Features

✔ 100% compatible with CAT C18, 3306, 3406E
✔ Meets Caterpillar original quality and performance standards
✔ Genuine CAT parts with anti-counterfeit label | OEM alternatives with warranty
✔ Available for order, contact for lead time

Specifications

Part Number (MPN)	4N3955
ALT Part No.	4N3955
Product Name	GASKET
Brand	CAT
Applicable Models	C18, 3306, 3406E
Weight	0.05 kg
Condition	New (Genuine / OEM Equivalent)
Warranty	12 Months

FAQ

How to verify correct part?
Check the Part Number on your old part or your equipment's serial number. Contact WSTPARTS for free verification.

Genuine vs OEM replacement?
Genuine CAT parts come with anti-counterfeit label. OEM equivalents offer great value with full warranty.

📞 Get a Quote: Contact WSTPARTS | Email: cat@wstparts.com

📄 Technical Resources & Diagram

Official parts manual installation diagrams are provided on this page, with part numbers marked for position verification. View diagrams

Parts Diagram · Installation View

100%

4N-3955 GASKET · S/N 85Z3764-UP CAT parts manual diagram

Hover marks on the diagram to view parts · Scroll to zoom · Drag to pan

14N-4967×1ELBOW-EXHAUST 23J-5389×2PLUG 36N-0561×4CLIP 45P-8167×4BOLT (3/8-16X0.625-IN)54N-3955×1GASKET

Quality Guarantee

Warranty Period 12 months / under normal use

After-sales Response Response within 24h, solution within 48h

Return Policy Return or exchange within 7 days of receipt (original packaging required)

Quality Inspection 100% inspected before shipment; inspection report on request

Technical Support Free installation guidance; engineer support online

📦 Packaging

Packing Method Genuine or neutral packaging available

Protective Packing Shock-proof & moisture-proof materials

Part Number Label Individual part number label

Customization Custom carton marking supported

After-Sales Service Process

Describe issue / send photos

Engineer Review

Solution within 24h

Confirm Solution

Return, repair or replacement

Case Closed

Send-back / re-ship / refund

Apply for After-Sales Service

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