Product Overview

This is a premium replacement piston assembly designed for Kubota V2203 and V2403 series diesel engines, widely used in compact tractors and industrial machinery. We supply this critical engine component to B2B buyers and distributors worldwide, with major markets including North America, Europe, the Asia-Pacific region, and the Middle East. Our global logistics network ensures reliable delivery to key industrial ports and centers.

Key Features & Benefits

• Precision Engineering: Manufactured to exact OEM specifications for a perfect fit and optimal engine performance.
• Superior Durability: Constructed from high-grade materials to withstand high compression and thermal stress, ensuring long service life.
• Restored Engine Power: Directly contributes to restoring proper compression, fuel efficiency, and overall power output of the engine.
• Reduced Oil Consumption: Precision-machined skirt and ring grooves help maintain proper oil control and minimize blow-by.
• Global Availability: Supported by our international supply chain for fast, compliant delivery to workshops and distributors worldwide.

Technical Specifications

OEM Cross-Reference

This piston kit is a direct replacement for the following OEM part numbers:

• Kubota: 1G790-2111
• Kubota: 1G790-21110
• Kubota: 1G790-21113

These numbers are fully interchangeable for the specified engine models.

Compatibility

Engine Models: This piston is specifically engineered for the Kubota V2203 and V2403 series 4-cylinder diesel engines.

Common Applications: This part is essential for the repair and overhaul of engines powering a wide range of equipment, including:

• Kubota Compact Tractors (Various L, B, M Series models)
• Industrial Generators & Power Units
• Compact Excavators and Construction Machinery
• Agricultural Implements

Always verify your engine’s model and serial number before purchase to ensure correct fitment.

Global Supply & Distribution

We are a specialist supplier to the global heavy equipment aftermarket. Our operations are optimized for international B2B trade:

• Worldwide Shipping: We export via air and sea freight to all major continents.
• Key Market Hubs: We maintain strong supply lines to North America (USA, Canada), the EU, the UK, Australia, Southeast Asia, and the GCC countries.
• Fast Port Delivery: Prioritized logistics to major ports like Rotterdam, Los Angeles, Singapore, and Jebel Ali.
• 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 Standards: Produced in ISO-certified facilities using precision CNC machining and rigorous quality control protocols.
• Material Certification: All materials are sourced from certified suppliers, with traceability for critical components.
• Performance Testing: Components undergo dimensional inspection and sample testing to verify hardness, tolerance, and durability.
• Warranty: Backed by a standard warranty against manufacturing defects. Contact our sales team for specific warranty terms applicable to your region.

FAQ

Q1: Is this piston sold as a single unit or as a full set for the engine?
A1: This listing is typically for a single piston assembly. For a complete engine overhaul, a set of four (4) pistons is required for the V2203/V2403 4-cylinder engine. Please contact us for pricing on full sets.

Q2: Does this part include piston rings and the wrist pin?
A2: Yes, this is a complete piston assembly. It includes the piston body, piston rings (compression and oil rings), and the wrist pin (piston pin), ready for installation.

Q3: What are the signs that my Kubota engine needs a piston replacement?
A3: Common indicators include excessive blue smoke from the exhaust (oil burning), a significant loss of engine power, increased oil consumption, poor compression test results on a specific cylinder, or audible knocking from the engine block. A professional mechanical diagnosis is recommended.

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 .