1W5105 Piston Ring Set fit Caterpillar
1W5105 Piston Ring Set fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
1W5105 Piston Ring Set
The 1W5105 piston ring set is a replacement ring set for piston assemblies installed in Caterpillar engines and equipment. It is used with Caterpillar D379, D379A, D379B, D398, D398A, D398B and D399 engine models and related engine-generator, ship equipment and industrial engine applications. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
Piston rings are fitted to the piston and operate within the engine cylinder assembly. The ring set is identified by the part number 1W5105 and is supplied for applications where this number is specified.
Fitment
- Caterpillar engine and generator applications: D379B, D398B, D399.
- Caterpillar ship equipment applications: D398A, D379A, D379B, D398B, D399.
- Caterpillar industrial engine applications: D379, D379B, D398, D398B, D399.
The model information above is grouped by the application categories provided for part number 1W5105. The same Caterpillar engine model may appear in more than one application category.
Cross-reference numbers
- 1W5105
- 1W-5105
Part numbers 1W5105 and 1W-5105 identify the same piston ring set reference. The hyphenated and non-hyphenated formats are included for catalog and parts-search purposes.
Specifications
| Part type | Piston ring set |
| Equipment manufacturer | Caterpillar |
| Applicable engine models | D379, D379A, D379B, D398, D398A, D398B and D399 |
| Height | 0.74 in |
| Length | 7.33 in |
| Weight | 0.5 lb |
| Overall length | 18 cm |
| Overall width | 4 cm |
| Overall depth | 18 cm |
| Part condition | New |
| Part classification | Aftermarket spare part |
| Manufacturer of the spare part | CTP (Costex Tractor Parts) |






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