Premium Crankshaft & Bearing Set – Engineered for Heavy-Duty Performance
High-precision crankshaft bearings (STD 0.25/0.5) for Komatsu & Caterpillar excavator engines, ensuring optimal load distribution and reduced friction. Made from durable aluminum alloy with advanced overlay coating for superior wear resistance and extended engine life under extreme conditions. CNC-machined to exact OEM specs for seamless compatibility with major excavator models—ideal for construction, mining, and industrial machinery repairs. Low MOQ advantage: Bulk orders available at unbeatable wholesale pricing, backed by global logistics for fast delivery. Trusted by professional mechanics worldwide.