Product Overview

This is a high-quality replacement piston assembly designed for Perkins 1004-4T and 1006-6T series diesel engines. Engineered to meet or exceed OEM specifications, this part is essential for engine rebuilds and repairs across construction, industrial, agricultural, and marine applications. We supply this part globally, with extensive experience serving major markets in North America, Europe, the Middle East, Asia-Pacific, and Africa, ensuring reliable performance wherever your machinery operates.

Key Features & Benefits

• Precision Engineered: Manufactured to exact OEM dimensions (108mm diameter, 53mm height) for a perfect fit and optimal compression.
• Durable Construction: Features a robust round-bottom combustion chamber design for efficient fuel burn and long-term durability under heavy loads.
• Complete Assembly: Supplied as a piston with pin, ready for installation, saving time and ensuring component compatibility.
• Versatile Application: A critical spare part for a wide range of machinery, from generators and construction equipment to agricultural tractors and marine propulsion.
• Global Compliance: Packaged and documented for smooth international shipping and customs clearance.

Technical Specifications

OEM Cross-Reference

This piston assembly directly replaces the following OEM part number:

• Perkins: 3135J186L

Always verify the part number from your original engine or service manual before ordering to ensure correct fitment.

Compatibility

This piston is specifically designed for the following applications:

• Engine Models: Perkins 1004-4T (4-cylinder), Perkins 1006-6T (6-cylinder) diesel engines.
• Primary Applications: Widely used in Construction Machinery (excavators, loaders), Industrial Power Units, Agricultural Equipment (tractors, combines), Generator Sets (Gensets), Marine Auxiliary Engines, and Material Handling Equipment.

Global Supply & Distribution

We are a leading supplier of heavy-duty engine components with a robust global logistics network. We guarantee:

• Worldwide Shipping: Reliable export to all major industrial regions, including North America (USA, Canada), Europe (UK, Germany, Netherlands), the Middle East (UAE, Saudi Arabia), Asia-Pacific (Australia, Singapore), and South America.
• Fast Delivery to Hubs: Efficient shipping to key ports and logistics centers in Rotterdam, Los Angeles, Singapore, Dubai, and Sydney.
• Export Expertise: Comprehensive documentation (commercial invoice, packing list, machinery test report) and compliance with international trade regulations for hassle-free import.
• B2B Focus: Dedicated support for wholesalers, distributors, and large-scale repair workshops.

Quality Assurance

We stand behind the quality and performance of every part we supply.

• Manufacturing Standard: Produced to strict OEM size and material specifications in ISO-certified facilities.
• Warranty: Backed by a 6-month warranty against manufacturing defects.
• Testing & Inspection: Each batch undergoes rigorous quality checks. A machinery test report is provided, and video outgoing-inspection is available upon request to verify quality before shipment.
• Traceability: Clear part numbering and packaging ensure correct identification and application.

FAQ

Q: Is this piston sold with rings and connecting rod?
A: No. This listing is for the piston with pin assembly only, as specified. Piston rings and connecting rods are typically sold separately. Please check our catalog for complete engine overhaul kits.

Q: How do I confirm this is the correct piston for my Perkins engine?
A: The surest method is to cross-reference the part number. Locate the part number stamped on your original piston or find it in your engine’s official service manual. Match it to our primary part number 3135J186L. The compatible engine models are Perkins 1004-4T and 1006-6T.

Q: What documentation is provided with the shipment for customs clearance?
A> We provide full commercial export documentation, including a detailed commercial invoice, packing list, and a machinery test report. This ensures smooth processing through customs in most destination countries. Specific certificates of origin or other documents can be arranged upon request.

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 .