4W5428 Water Pump Drive Group for Caterpillar Equipment

The 4W5428 Water Pump Drive Group is a pulley-related water pump drive assembly used on Caterpillar asphalt pavers and backhoe loaders. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 4W5428 and is listed for Caterpillar equipment. The available application data includes the Caterpillar AP, BG, and 446 model designations shown below. The component name in the supplied parts data is “Drive Group-Water Pump.”

Fitment

The part is listed for the following Caterpillar equipment and models:

• Caterpillar Asphalt Paver — AP-1000
• Caterpillar Asphalt Paver — AP-1000B
• Caterpillar Asphalt Paver — AP-1050B
• Caterpillar Asphalt Paver — AP-1055B
• Caterpillar Asphalt Paver — AP-900B
• Caterpillar Asphalt Paver — BG-240C
• Caterpillar Asphalt Paver — BG-2455C
• Caterpillar Asphalt Paver — BG-245C
• Caterpillar Asphalt Paver — BG-260C
• Caterpillar Backhoe Loader — 446

The fitment list identifies the equipment manufacturer as Caterpillar. The part is associated with the water pump drive group on the listed machines. Model designations are reproduced as provided in the available product data, including the hyphenation used for the AP and BG series.

Cross-reference numbers

4W5428 is also the product SKU for this water pump drive group. No additional supplier or interchange numbers are provided in the available data.

Specifications

The listed dimensions are length 37.7 cm, width 30.5 cm, and depth 6.3 cm. The recorded weight is 0.1 lb. Material, thread specifications, mounting details, rotation direction, included hardware, and other component-level technical parameters are not specified in the available product information.