1W4740 Gear A for Caterpillar

Gear A, SKU 1W4740, is an engine gear used in Caterpillar equipment, including track-type tractors, pipe-layers and excavators. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified for use with the Caterpillar machine models and series listed below. Compatibility should be checked against the machine model and the installed part number before fitting.

Fitment

• Track-type tractors: 56, 56H, 57, 57H, 6, 6A, 6S, 6SU, 7, 7A, 7S, 7S LGP, 7SU, 7U, 8, 8A, 8SU, 8U, D6H, D6H II, D6H XL, D6H XR, D6R, D7H, D7R and D8N.
• Pipe-layers: 572R, 578 and 583R.
• Excavators: 235B, 235C, 235D, 375-A, 375-A L, 385B and 5080.

The listed applications cover several Caterpillar equipment series. Model designations may include different machine configurations, so the existing gear number and equipment identification should be compared with the part data before installation.

Cross-reference numbers

The number 1W4740 is also written as 1W-4740 in equipment parts documentation. Both number formats identify the same gear reference.

Specifications

Dimensions and weight refer to the supplied gear. The available product data does not specify the gear tooth count, bore diameter, keyway dimensions, mounting hardware or other installation parameters.