1W6539 Pump G Fits Caterpillar Models

One New Aftermarket Replacement Fuel Injection Pump Group for Caterpillar (Cat) Engines and Equipment

This fuel injection pump group (also known as a plunger and barrel assembly) delivers precisely metered, pressurized fuel to the combustion chambers of Caterpillar 3204, 3304, 3304B, 3306, and 3306B diesel engines. It is a direct replacement for Caterpillar OEM part number 1W-6539 and fits a wide range of Cat construction, earthmoving, and forestry equipment powered by these engine families.

Specifications

• Type: Fuel Injection Pump Group (Plunger and Barrel Assembly)
• Weight: approximately 0.74-0.80 lbs
• Fits Caterpillar Engines: 3204, 3304, 3304B, 3306, 3306B

Compatible Models

Caterpillar Articulated Truck: D250B, D25D, D300B, D30D, D350D

Caterpillar Compact Wheel Loader: 910

Caterpillar Excavator: 215, 215B, 215C, 215D, 219D, 225, 225D, 229, 229D, 235, 235B, E180, E240, E300, E300B

Caterpillar Feller Buncher: FB518

Caterpillar Gen Set / Industrial / Marine Engine: 3304, 3304B, 3306, 3306B

Caterpillar Integrated Tool Carrier: IT12, IT18, IT18B, IT28, IT28B

Caterpillar Landfill Compactor: 816B

Caterpillar Motor Grader: 120G, 12G, 130G, 140G, 143H, 14G, 160G, 160H

Caterpillar Pipelayer: 571G, 572G

Caterpillar Paving / Soil Compactor: 815B, CB-534, CP-643, CP-653

Caterpillar Track Loader: 931B, 931C, 931C II, 935B, 935C, 935C II, 943, 953, 963, 973

Caterpillar Track Skidder: 527, D4HTSK II, D4HTSK III, D5HTSK II

Caterpillar Track-Type Tractor: D3B, D3C, D3C II, D4B, D4C, D4C II, D4E, D4E SR, D4H, D4H XL, D5B, D5C, D5E, D5H, D5H XL, D6D, D6E, D6G, D6G2 XL, D6H, D7G, D7H

Caterpillar Wheel Dozer: 814B

Caterpillar Wheel Loader: 916, 926, 926A, 930, 930R, 936, 936F, 950B, 950B/950E, 966C, 966D, 966F, 966F II, 972G, G910, G916, G926, G936

Caterpillar Wheel Scraper: 615C, 621E, 627B, 627E, 637D, 637E, 639D

Caterpillar Wheel Skidder: 508, 515, 518, 518C, 525, 528

Replaces Part Number(s):

1W6539, 1W-6539, CA1W6539

Aftermarket Interchange Numbers

1107549, 110-7549, 7N7168, 7N-7168, CA7N7168, 8N9130, 8N-9130, CA8N9130, 20R5285, 20R-5285, CA20R5285, 1W6541, 1W-6541, CA1W6541

New aftermarket replacement part - not remanufactured, not used.