1125090 Muffler for Caterpillar Equipment

1125090 is a muffler for Caterpillar equipment. It is used on the Caterpillar 416C, 416D, 420D, 424D, 426C, 428C, 428D, 430D, 432D, 438C and 438D models. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).

The muffler is an exhaust-system component for equipment powered by an internal combustion engine. Its stated function is to reduce the noise produced by exhaust gases. The part identification supplied for this item includes the Caterpillar-style number 112-5090 and the numeric form 1125090.

Fitment

The part is listed for the following Caterpillar equipment models:

• Caterpillar 416C
• Caterpillar 416D
• Caterpillar 420D
• Caterpillar 424D
• Caterpillar 426C
• Caterpillar 428C
• Caterpillar 428D
• Caterpillar 430D
• Caterpillar 432D
• Caterpillar 438C
• Caterpillar 438D

Fitment should be checked against the machine model and the installed part number before replacement. The listed applications identify Caterpillar equipment only; the equipment manufacturer name does not identify the manufacturer of this spare part.

Cross-reference numbers

Numbers 112-5090 and 1125090 represent the same identification in hyphenated and non-hyphenated formats. The number 112-5090-A is also listed as an interchangeable reference for this muffler.

Specifications

The stated dimensions are 61 cm in length, 20 cm in width and 20 cm in depth. The listed weight is approximately 28.3 lb. No additional information about mounting hardware, gaskets, clamps, thread dimensions or included components is specified for SKU 1125090.