The Donaldson P181100 is a premium primary round air filter built for heavy-duty engines. This genuine, brand-new part provides reliable filtration performance and long-lasting durability, making it a top pick for professional fleets and dedicated automotive enthusiasts alike. Its precision design ensures effective engine protection under the toughest conditions.

Features & Benefits

• High-efficiency cellulose media for enhanced filtration
• Flexible gasket design that forms a secure, long-lasting seal
• Coated steel liners to boost airflow while resisting corrosion
• Engineered for optimal performance in heavy-duty applications

Technical Specifications

• Outer Diameter: 307.2 mm (12.09 in)
• Inner Diameter: 196.2 mm (7.72 in)
• Length: 406.4 mm (16.00 in)
• (Additional packaging dimensions and weight details available upon request)

Compatibility & Cross References

• Ideal for a variety of heavy-duty equipment
• Cross-compatible with trade numbers such as DONALDSON A3710, HDA3710, and A743 for flexible replacement options

Our Commitment

We ship fast—usually within 1 business day—and guarantee that every part is 100% genuine with no minimum order required. Explore more premium options in our Air Filters and Donaldson collections.