2131933 Link A-track 45L for Caterpillar

Link A-track 45L is a track link assembly for Caterpillar excavators. It is used as part of the tracked undercarriage and is specified for machines equipped with a 45-section track arrangement. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 2131933 and is listed for several Caterpillar excavator models, including machines from the 323D, 323E, 323F, 325C, 325D, 329D, 329D2, and 329E model ranges. The available fitment data includes standard and L versions where specifically stated below.

Fitment

The following Caterpillar excavator models are listed for part number 213-1933:

• Caterpillar 323D SA excavator
• Caterpillar 325C excavator
• Caterpillar 325D excavator
• Caterpillar 329D excavator
• Caterpillar 329D L excavator
• Caterpillar 323E SA excavator
• Caterpillar 323F SA excavator
• Caterpillar 329D2 excavator
• Caterpillar 329D2 L excavator
• Caterpillar 329E OEMS excavator

Fitment is based on the model designations provided for this part. The machine model, undercarriage configuration, and existing track specifications should be checked against the dimensions and identification number before installation.

Cross-reference numbers

The part is listed under the following number formats:

• 2131933
• 213-1933

These two references represent the same identification in unhyphenated and hyphenated formats. The cross-reference applies to the Caterpillar part number listed in the available product data.

Specifications

The listed track pitch is 8 inches, and the specified bolt size is 0.7874 inches. The assembly contains 45 track sections and has a stated weight of 1560 lb. These specifications correspond to the supplied product data for the 2131933 Link A-track 45L assembly.