One New Aftermarket Replacement Core Aftercooler for Caterpillar (Cat) Construction Equipment and Engines

This aftermarket replacement core aftercooler (also known as a charge air cooler or intercooler) cools compressed air from the turbocharger before it enters the engine intake, improving combustion efficiency and overall engine performance. It fits a wide range of Caterpillar (Cat) machines and engines powered by the 3306, 3406, 3406B, and 3406C engine families.

Specifications

• Weight: Approx. 38-44 lbs
• Type: Air-to-air core aftercooler

Compatible Models

Caterpillar Engines: 3306, 3406, 3406B, 3406C

Caterpillar Motor Graders: 16H NA

Caterpillar Excavators/Shovels: 245

Caterpillar Pipelayers: 578, 583R, 587R

Caterpillar Wheel Tractor-Scrapers: 621, 621B, 621E, 621F, 623E, 623F, 627B, 627E, 627F

Caterpillar Soil Compactors / Landfill Compactors: 814B, 824C, 824G, 825G, 825C, 826C, 826G

Caterpillar Wheel Loaders: 980C, 980G

Caterpillar Articulated Trucks: D350E, D400E

Caterpillar Track-Type Tractors: D8N, D8R, D8R II

Caterpillar Cold Planers / Reclaimers: HT400, PM-465

Note: This part fits multiple engine arrangements within the 3406 family. Verify your machine serial number and engine arrangement number before ordering to confirm correct fitment for your specific configuration.

Replaces Part Number(s):

1W4879, 1W-4879, 9N6390, 6N7945, 4N9009, 6N0600

Aftermarket Interchange Numbers

4N9064, 4N-9064, H1W4879, CA1W4879, 1W-4879

New aftermarket replacement part - not remanufactured, not used.