1W4187 Muffler A fit Caterpillar
1W4187 Muffler A fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
1W4187 Muffler A for Caterpillar
1W4187 Muffler A is an exhaust-system muffler used on Caterpillar wheeled tractor-scrapers. The part is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
Fitment
The muffler is listed for the following Caterpillar wheeled tractor-scraper models and model series:
- Caterpillar 621B wheeled tractor-scraper
- Caterpillar 621E wheeled tractor-scraper
- Caterpillar 621F wheeled tractor-scraper
- Caterpillar 623B wheeled tractor-scraper
- Caterpillar 623E wheeled tractor-scraper
- Caterpillar 623F wheeled tractor-scraper
- Caterpillar 627E wheeled tractor-scraper
- Caterpillar 627F wheeled tractor-scraper
Fitment is specified for Caterpillar wheeled tractor-scraper equipment in the model series listed above. The part number should be checked against the identification plate or parts documentation of the machine before installation.
Cross-reference numbers
- 1W4187
- 1W-4187
The numbers 1W4187 and 1W-4187 refer to the same listed muffler identification, with the hyphenated and non-hyphenated formats used in parts catalogues and product listings.
Specifications
| Part type | Muffler |
| Equipment manufacturer | Caterpillar |
| Equipment type | Wheeled tractor-scraper |
| Part designation | Muffler A |
| Length | 736.6 mm |
| Height | 294.64 mm |
| Width | 647.7 mm |
| Weight | 56 lb |
| SKU | 1W4187 |
The listed dimensions describe the muffler body as supplied under part number 1W4187: 736.6 mm in length, 294.64 mm in height, and 647.7 mm in width. The stated weight is 56 lb. Mounting hardware, gaskets, clamps, and other installation components are not listed as included with the part.






















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