Product Overview

This is a premium replacement piston engineered for the Caterpillar D353 diesel engine, a powerhouse commonly found in the D9H track-type tractor and various industrial applications. Manufactured to exact OEM specifications, this piston ensures optimal compression, durability, and performance under demanding conditions. We specialize in global B2B supply, serving major markets across North America, Europe, the Middle East, Asia-Pacific, and Africa with reliable shipping and export compliance.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM dimensions and tolerances for a perfect fit and reliable performance in the D353 engine block.
• Enhanced Durability: Constructed from high-grade materials to withstand extreme temperatures and pressures, ensuring long service life and reduced downtime.
• Optimal Combustion: Designed to maintain correct compression ratios, promoting efficient fuel burn, maximizing power output, and minimizing emissions.
• Global Availability: Supported by our international logistics network, ensuring timely delivery to ports and industrial hubs worldwide.
• Direct OEM Replacement: A cost-effective alternative to genuine CAT parts without compromising on quality or compatibility.

Technical Specifications

OEM Cross-Reference

This piston directly replaces the following Caterpillar (CAT) OEM part numbers:

• Caterpillar: 7N5036
• Caterpillar: 7N5037
• Caterpillar: 6N6642

Note: Always verify the specific part number from your original equipment or service manual before ordering.

Compatibility

This piston is specifically designed for the Caterpillar D353 diesel engine. Its primary application is for the Caterpillar D9H Track-type Tractor. The D353 engine is also widely used in various industrial, power generation (Genset), marine, and heavy equipment applications. For precise model year compatibility, please consult your equipment’s technical documentation.

Global Supply & Distribution

We are a professional exporter of heavy-duty engine components with extensive experience in international trade. Our supply chain is optimized for fast, reliable delivery to key global markets:

• Major Markets Served: North America (USA, Canada), European Union, United Kingdom, Australia, Southeast Asia, Middle East (UAE, Saudi Arabia), and South America.
• Efficient Logistics: We ship via air and sea freight to all major international ports and industrial centers, ensuring your order arrives on schedule.
• Trade Compliance: All shipments are prepared with complete and accurate commercial documentation (invoice, packing list, certificate of origin) to ensure smooth customs clearance.

Quality Assurance

• Manufacturing Standard: Produced in ISO-certified facilities in Guangdong, China, adhering to strict quality control protocols.
• Warranty: Backed by a 6-month warranty against manufacturing defects from the date of purchase.
• Testing & Inspection: Each batch undergoes rigorous machinery tests. A detailed machinery test report and video outgoing-inspection are available upon request to verify quality and specifications.
• OEM Service: OEM manufacturing and private labeling services are available for large B2B clients seeking custom solutions.

FAQ

Q1: Is this piston a direct fit for my Caterpillar D353 engine, or will it require machining?
A1: This is a direct replacement piston manufactured to OEM size specifications. It is designed as a drop-in component and should not require any additional machining for a standard rebuild, provided the cylinder liner is within specification.

Q2: What is included in the packaging, and is it suitable for international shipping?
A2: Each piston is individually protected in a plastic bag, placed in a box, and then packed securely in a reinforced carton. This multi-layer packaging is specifically designed to prevent damage during long-distance ocean or air freight transportation.

Q3: Do you provide the piston rings and wrist pin with this piston assembly?
A3: This listing is for the piston body only. For a complete piston assembly kit including rings, pins, and circlips, please contact our sales team. We can provide comprehensive kit solutions for engine overhauls.

Our advantages

1.An authorized wholesaler of Isuzu genuine parts, Hino genuine parts, Mitsubishi genuine parts and Mahle parts.

2. We are not only supply genuine parts, but also high quality OEM parts, which are made in China or made in Japan.

3. More than 10 years of experience in machinery parts, professional supply of diesel engine parts.

4. Fast delivery, the fastest can be shipped in one day ,more than 500,000 of different types parts in stock.

5. Scientific ERP system, easy and fast to locate the parts that customer needs.

6. Professional technician checks the parts before delivery, to make sure the parts are correct, usable and defect-free.

Exhibition

Packing&Shipping

1.  Our shipment is by air/sea/express (DHL/FEDEX/TNT/UPS/EMS).

2.  Once we get confirmation of payment, we will ship products in 2 days.

3.  Our packaging is standard export wooden box or others as your requirement.

4. We’ll check and test the products before shipping , and givethe pictures to our customers to confirm.

FAQ

Q1. What is your company major products?

A: Our main products are Liner kit, Piston, Rings, Liner, Gasket kit, Bearing, Injection pump, Nozzle, Water pump, Oil pump,Crankshaft, Turbocharger,Filter, etc.

Q2.What is the MOQ?

A: Normally we can supply any quantity if we have in stock.

Q3. What is your payment term ?

A: We accept Western Union, T/T, Paypal.

Q4. What is the packing ?

A: Carton or wooden case , If you want to put your logo on the packing , We will do it after get your authorization letter.

Q5. When can you deliver products after payment ?

A: By Express ,usually might take 3-4 days ;By Air , Usually take 7-9 days ; By Sea ,usually take 1-2 months .

Q6. What can you do to complete order perfectly ?

A: In the beginning , We will communicate with clients in details to understand what they need .

Before packing , We will check the products and send photos to clients .After confirmation ,

We will packing products well to avoid damage . Once we get tracking number ,

We will send it to customer and keep contact in with clients .