7W0450 Gear for Caterpillar

7W0450 is a 40-tooth engine gear used in Caterpillar equipment, including Challenger machines, machine engine applications, and generator-set engine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The part is identified by SKU 7W0450 and is listed for use with Caterpillar equipment and engines in the model series specified below.

Fitment

• Caterpillar Challenger 65C
• Caterpillar Challenger 65D
• Caterpillar 3304 engine applications
• Caterpillar 3304B engine applications
• Caterpillar 3306 engine applications
• Caterpillar 3406 engine applications
• Caterpillar 3406B engine applications
• Caterpillar 3406C engine applications
• Caterpillar machine engine applications
• Caterpillar generator-set engine applications

The supplied fitment information includes the Caterpillar 65C and 65D Challenger models, as well as 3304, 3304B, 3306, 3406, 3406B, and 3406C engine applications. The 3306 model is listed once in the compatibility data despite appearing more than once in the source information.

Cross-reference numbers

The following part numbers are listed as related Caterpillar and aftermarket reference numbers for this gear:

• 7W0450
• 7W-0450
• 1P9977
• 2W7677
• 7N5193
• 2P0660
• 7W450

When identifying a replacement, compare the equipment model, engine application, tooth count, and reference number with the part being removed. The number 7W0450 is the SKU and the primary part number supplied for this product.

Specifications

The listed dimensions and weight describe the supplied 7W0450 gear: length 11.8 cm, width 5 cm, depth 12 cm, and weight 2.55 lb. The component is specified as a 40-tooth engine gear for the Caterpillar applications indicated in the fitment section.