1890475 Track Roller for Caterpillar Excavators

Part 1890475 is a single-flange track roller used in the undercarriage of Caterpillar excavators. It is intended for Caterpillar 345B and 345C excavator models. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by the unformatted number 1890475 and the hyphenated number 189-0475. The available application data identifies it for the listed Caterpillar excavator models only.

Fitment

• Caterpillar 345B excavator
• Caterpillar 345C excavator

The track roller belongs to the excavator undercarriage assembly and is specified with a single flange. Compatibility should be confirmed against the machine model and the part number before installation, particularly where several undercarriage configurations are available for the same equipment series.

Cross-reference numbers

The numbers 1890475 and 189-0475 designate the same track roller reference in different number formats. The available product data does not provide additional supplier numbers or separate replacement numbers.

Specifications

The dimensional data refers to the supplied track roller assembly. The listed length, width, depth and weight are product dimensions and should be considered when checking transport, storage and installation requirements. The available specification does not state the roller material, seal configuration, mounting hardware, or the number of components included in the package.