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Product Details
Product Overview
This high-quality piston ring set is engineered for a wide range of Kubota industrial and agricultural diesel engines. Designed as a direct replacement for OEM part number 15221-21050, this set ensures a precise fit and reliable sealing performance for engines like the Z750, Z751, D1100, D1101, D1102, DH1101, V1500, V1501, V1502, and S2200. As a global supplier, we serve major markets including North America, Europe (EU), Asia-Pacific, the Middle East, and South America, ensuring fast and reliable shipping to industrial centers worldwide.
Key Features & Benefits
Premium Material: Manufactured from high-grade ductile iron for superior wear resistance and long service life.
Optimal Oil Control: Precision-machined ring profile reduces oil consumption and blow-by, maximizing engine efficiency.
Durability: Advanced surface treatment provides excellent scuff resistance and corrosion protection under high-temperature conditions.
Perfect Fitment: Direct OEM replacement (15221-21050) ensures no modifications are needed, reducing installation time.
Cost-Effective: Aftermarket quality that meets or exceeds OEM specifications at a competitive B2B price point.
Technical Specifications
Specification
Details
Part Number
15221-21050
Product Type
Piston Ring Set
Material
Ductile Iron (High-Grade)
Application
Kubota Engine Series
Ring Composition
Top Ring, Second Ring, Oil Ring
Surface Treatment
Phosphate / Chrome-plated (as applicable)
Condition
Brand New, Aftermarket
Packaging
Standard Industrial Box
OEM Cross-Reference
This piston ring set is a direct replacement for the following OEM and reference numbers:
This piston ring set is specifically designed for the following Kubota engine models:
Z-Series: Z750, Z751
D-Series: D1100, D1101, D1102, DH1101
V-Series: V1500, V1501, V1502
S-Series: S2200
Typical Applications: These engines are commonly found in Kubota tractors (e.g., B, L series), excavators (e.g., KX series), generators, and industrial machinery. Please verify your engine block casting number for absolute fitment.
Global Supply & Distribution
We are an experienced exporter of heavy-duty engine parts. Our logistics network ensures efficient delivery to major ports and industrial hubs worldwide:
North America: Fast shipping to Los Angeles, Houston, Chicago, and Toronto.
Europe: Reliable delivery to Rotterdam, Hamburg, Antwerp, and Felixstowe.
Asia-Pacific: Direct shipping to Shanghai, Singapore, Tokyo, and Sydney.
Middle East & Africa: Serving Dubai, Jeddah, Lagos, and Durban.
South America: Regular routes to Santos, Buenos Aires, and Valparaiso.
We offer flexible shipping options (by sea, air, or express) and can handle bulk orders with custom packaging.
Quality Assurance
Manufacturing Standard: Produced under ISO 9001 quality management systems.
Warranty: 12-month warranty against manufacturing defects under normal operating conditions.
Testing: Each batch undergoes hardness, tensile strength, and dimensional accuracy tests to ensure 100% interchangeability.
Certification: Material test reports (MTR) available upon request for B2B clients.
FAQ
Q: How do I confirm this piston ring set fits my Kubota engine? A: Please verify your engine model number (e.g., D1100, V1500) stamped on the engine block. This set is specifically designed for the Z750, Z751, D1100, D1101, D1102, DH1101, V1500, V1501, V1502, and S2200 engines using the OEM number 15221-21050. If your engine code matches, it is a direct fit.
Q: What is the recommended installation procedure? A: We recommend professional installation by a qualified diesel mechanic. Ensure the cylinder bore is within service limits and deglazed. Install the rings using a proper ring expander tool, staggering the ring gaps 120 degrees apart. Lubricate the rings and piston with clean engine oil before assembly.
Q: What is the expected lifespan of these piston rings? A: The lifespan depends on maintenance and operating conditions. Under normal load and with regular oil changes, these rings can last 3,000 to 5,000 hours. Using high-quality oil and keeping the air filter clean will maximize service life. Symptoms of wear include increased oil consumption, blue smoke, and loss of compression.
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