MADE IN CHINA 555 BRAND SUSPENSION BALL JOINT KIT - UPPER/LOWER/STABILIZER BAR BALL HEAD | MOQ 200PCS

# 555 BRAND SUSPENSION BALL JOINT COLLECTION (MADE IN CHINA) As a leading China auto parts wholesale factory, we supply premium 555 brand suspension ball joints—including upper ball heads, lower ball heads, and stabilizer bar ball heads. These critical components connect control arms to steering knuckles, enabling smooth wheel articulation, precise steering response, and stable vehicle handling while bearing radial/axial loads during driving. Our 555 ball joints strictly follow OEM specifications, making them ideal for global distributors, repair centers, and fleet operators seeking durable, cost-effective replacements. ## Core Product Range | Product Type | Function | Key Features | |--------------|----------|--------------| | **Upper Ball Head** | Connects upper control arm to spindle; enables vertical wheel movement | 15.8mm cone size, R-M14×1.5 thread, corrosion-resistant coating | | **Lower Ball Head** | Connects lower control arm to spindle; bears primary vehicle weight | Heavy-duty construction, reinforced socket design, dual-seal protection | | **Stabilizer Bar Ball Head** | Links stabilizer bar to control arms; reduces body roll during cornering | High-torsion resistance, polyurethane bushings, anti-vibration design | ## Wholesale Advantages & Terms - **PREMIUM 555 QUALITY ASSURANCE**: - Made with high-carbon steel (SCM435) and heat-treated chrome-molybdenum alloy for extended durability - Precision CNC machining (tolerance ±0.02mm) and 100,000km endurance testing before shipment - Dual-lip rubber seals (operating temp: -40°C to 120°C) block dust, water, and road debris, extending service life by 40% vs. standard units - **FULL VEHICLE COMPATIBILITY**: - Perfect fit for TOYOTA (Corolla, Camry, RAV4), HONDA (Civic, Accord), NISSAN (Altima, Sentra), HYUNDAI (Elantra, Tucson) and most Japanese/Korean vehicles - Direct OE replacement for 555 part numbers (SB-3841, SB-3561, SB-3836, etc.)—no modification needed - **WHOLESALE TERMS**: - **MOQ: 200PCS** (mixed types acceptable: minimum 50pcs per ball joint type) - Tiered Discounts: - 200-499pcs: 5% off - 500-999pcs: 10% off - 1000+pcs: 15% off - Global Shipping: Air freight (3-7 days) or sea freight (15-35 days) with door-to-door service - Custom packaging available for 500+pcs orders (brand labeling, barcode, multilingual instructions) ## Key Specifications - Brand: **555** (Japanese technology, Made in China) - Material: High-carbon chromium bearing steel (100Cr6/AISI 52100) - Surface Treatment: Electrophoretic coating + powder coating for corrosion resistance - Fitment Type: Direct OE replacement (uses original mounting hardware) - Installation: Professional installation recommended (includes torque specs: 85-100 Nm) - Quality Certification: ISO/TS 16949, SGS, RoHS compliant - Warranty: 12-month unlimited mileage coverage against manufacturing defects We maintain monthly production capacity of **10,000+ pieces** for 555 ball joints, ensuring consistent supply for bulk orders. Contact our sales team for factory-direct quotations and stock availability!