
Needle Roller Bearings/Transmission System/Hydraulic Circuit Adapted for The Traveling Mechanism of Wa Series Loaders. Wide Compatibility: Compatible with PC excavators, D-series bulldozers, and WA-series loaders. Harsh Condition Resistance: Designed for dust, high vibration, and heavy-load impact applications. Precision Interchangeability: Perfect match in dimensions, precision, and load capacity with OEM parts. Custom Surface Treatment: Anti-oxidation customization is available for specific requirements. Compact Design: Suitable for confined spaces in transmission and hydraulic circuits. High Stock Availability: Adequate inventory ensures fast delivery and supply stability. Quality Inspection: Strict factory quality inspection guarantees product reliability. Durable Material: Constructed from bearing steel GCr15 and low-carbon steel outer ring.