31Y1-15040 Cylinder Seal Kit for Hyundai R290LC7 R305LC7 Excavators
Aftermarket 31Y1-15040 arm cylinder seal kit. Compatible with Hyundai R290LC7, R290LC7H, and R305LC7 7-series crawler excavators. Engineered for reliable leak prevention and standard hydraulic cylinder maintenance. Built for durability and precise fitment.
Brand: WINSCHEN
Country of Origin: CHINA
Minimum order quantity: 1 SET
Delivery time: 1-3 Days
SKU: HYU-31Y1-15040
31Y1-15040 Arm Cylinder Seal Kit for Hyundai Equipment
Address hydraulic fluid leaks and restore proper arm cylinder pressure with the WINSCHEN 31Y1-15040 Seal Kit. Engineered to meet the rigorous operational standards of Hyundai 7-series crawler excavators, this aftermarket seal kit provides the essential elastomeric components required to fully rebuild and maintain your hydraulic cylinder assemblies.
Key Features
- Direct Replacement: Manufactured to precise OEM dimensional tolerances, ensuring a seamless fit and straightforward installation as a direct replacement for Hyundai part number 31Y1-15040.
- Industrial Durability: Constructed from fluid-resistant polyurethane and high-grade rubber compounds designed to withstand continuous internal friction, high pressure spikes, and environmental contaminants typical in heavy earthmoving applications.
- Cost-Effective Maintenance: A highly functional aftermarket alternative that meets original equipment specifications, providing a reliable solution for hydraulic cylinder rebuilding and minimizing routine equipment downtime.
Compatible Equipment Models
Based on official catalog cross-reference data, the 31Y1-15040 arm cylinder seal kit is engineered for the following Hyundai machinery:
- 7-Series Crawler Excavators: R290LC7, R290LC7H, R305LC7
Seal Kit Related Parts
| Part No | Qty | Parts name |
|---|---|---|
| Y220-110011 | 1 | SEAL-ROD |
| Y180-110020 | 1 | RING-BACK UP |
| Y240-110013 | 1 | RING-BUFFER |
| Y110-110011 | 1 | WIPER-DUST |
| S631-140004 | 1 | O-RING |
| S641-140003 | 1 | RING-BACK UP |
| S632-095004 | 1 | O-RING |
| S642-095003 | 2 | RING-BACK UP |
| Y420-150000 | 1 | SEAL-PISTON |
| Y310-150003 | 2 | RING-WEAR |
| Y440-150002 | 2 | RING-DUST |
| Y171-024004 | 2 | O-RING |
Specifications
| Part Number | 31Y1-15040 (31Y115040) |
| Part Type | Arm Cylinder Seal Kit / Service Kit |
| Application | Hydraulic Cylinder Rebuild |
| Brand | WINSCHEN |
| SKU | HYU-31Y1-15040 |
| MOQ | 1 SET |
| Delivery Time | 1-3 Days |
To ensure proper fitment, please verify your machine’s exact model, equipment serial number, and original hydraulic cylinder configuration with our support team prior to purchasing. We offer fast global shipping to keep your heavy machinery operating efficiently.
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