8W4158 Seal Kit for D250E, 3306, 3508, 776C, 777C fit Caterpillar
8W4158 Seal Kit for D250E, 3306, 3508, 776C, 777C fit Caterpillar
- New aftermarket part
- 30 day returns
- Manufacturer's warranty
8W4158 Seal Kit for D250E, 3306, 3508, 776C, 777C
The 8W4158 seal kit is a hydraulic cylinder seal kit for Caterpillar equipment. It is used with Caterpillar D250E, 3306, 3508, 776C, and 777C models and is listed for Caterpillar articulated dump trucks, engine-machine applications, and off-highway trucks. This is a new aftermarket spare part manufactured by CTP (Costex Tractor Parts).
The product is identified by SKU 8W4158. The available equipment information associates this seal kit with the listed Caterpillar machine and engine models; individual cylinder positions and the specific contents of the kit are not specified.
Fitment
- Caterpillar D250E
- Caterpillar 3306
- Caterpillar 3508
- Caterpillar 776C
- Caterpillar 777C
The listed equipment applications include Caterpillar articulated dump trucks, Caterpillar engine-machine equipment, and Caterpillar off-highway trucks. The source data does not specify a separate fitment position or identify a particular hydraulic cylinder for each model.
Cross-reference numbers
| CTP SKU | 8W4158 |
| Part number format | 8W-4158 |
| Interchange number | 8W4158 |
| Manufacturer number format listed in the source | 8W-4158 |
Specifications
| Part type | Hydraulic cylinder seal kit |
| Equipment manufacturer | Caterpillar |
| Part manufacturer | CTP (Costex Tractor Parts) |
| Condition | New aftermarket spare part |
| SKU | 8W4158 |
| Product dimensions — width | 5.5 cm |
| Product dimensions — height | 14.2 cm |
| Product dimensions — depth | 14.7 cm |
| Product weight | 0.5 lb |
| Kit contents | Seal kit; individual seal composition is not specified in the available data |
| Installation position | Not specified in the available data |




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