TOYOTA 43550-F4030 43550-F4031 Front Wheel Hub Bearing Unit - China Auto Parts Wholesale Factory

# TOYOTA 43550-F4030 & 43550-F4031 Front Wheel Hub Bearing Unit As a professional China auto parts wholesale factory, we supply high-quality TOYOTA front wheel hub bearing units (part numbers: 43550-F4030 & 43550-F4031). This critical chassis component integrates the hub and bearing, ensuring smooth wheel rotation, stable vehicle handling, and reliable load-bearing performance—directly impacting driving safety and comfort. Our products strictly adhere to OEM standards, making them ideal for global auto parts distributors and repair centers. ## Core Advantages & Wholesale Terms - **Premium Quality Assurance**: Crafted from high-grade bearing steel, featuring a dual-row angular contact structure for superior wear resistance and load-bearing capacity. Each unit undergoes strict precision grinding (surface roughness Ra ≤ 0.02μm) and 150,000km durability testing. Equipped with双唇 rubber seals to effectively block mud, dust, and water, ensuring stable operation in harsh environments (temperature range: -40°C to 120°C) . - **Exact Compatibility**: - 43550-F4030: Fits TOYOTA Corolla, IZOA (奕泽) models . - 43550-F4031: Fits TOYOTA Corolla, Asia Lion (亚洲狮), IZOA (奕泽) models . Provide your vehicle year/model/VIN for 100% fitment confirmation. - **Bulk Supply Conditions**: MOQ 30 pieces per single model (43550-F4030 or 43550-F4031); 50 pieces for mixed models. Customized MOQ available for long-term large distributors. - **Tiered Wholesale Discounts**: - 50+ pieces: 5% off - 100+ pieces: 10% off - 200+ pieces: 15% off - 500+ pieces: 20% off - **Global Shipping & Packaging**: - Urgent small-batch orders: Air freight (3-7 working days). - Bulk orders: Cost-saving sea freight (15-35 working days, door-to-door service available). - Professional anti-collision packaging (30X20X10 cm standard carton) to avoid damage during transportation; custom packaging/labeling supported for MOQ 500 pieces . ## Key Specifications - Part Numbers: 43550-F4030, 43550-F4031 (also known as 43550F4030, 43550F4031) - Product Type: Front Wheel Hub Bearing Unit (integrated assembly) - Material: High-carbon chromium bearing steel (100Cr6) - Inner Diameter: 28mm - Installation: Direct replacement, uses original mounting hardware (professional installation recommended) - Quality Standard: Complies with ISO/TS 16949:2002 automotive industry standards We control the entire production process from raw material procurement to finished product inspection, ensuring consistent quality and stable supply capacity (3,000+ pieces/month per model). Contact our sales team for factory-direct quotations and stock availability!