Front Left Lower Ball Joint

1. Material & Manufacturing Technology

    

   The ball pin and shell adopt high-quality 40Cr alloy steel, integrally forged, quenched and tempered with high-frequency surface hardening treatment. High hardness, outstanding wear resistance and impact resistance, not easy to form loose clearance on bumpy roads.

    

   Precision processing meets OE dimension. Zinc-plated silver surface provides excellent anti-rust performance. High-quality rubber dust boot stops sediment and muddy water entering inside. Pre-filled high-temperature grease ensures flexible movement.
2. Core Advantages

    

   ✅ 1:1 OE size, direct replacement for BYD Qin and BYD E5 without modification.

    

   ✅ Solve problems: loose front suspension, abnormal clunking noise on rough roads, unstable steering, uneven tire wear.

    

   ✅ Strict factory clearance testing to ensure driving safety.

    

   ✅ Good sealing extends service life and reduces maintenance frequency.
3. Installation Reminders
4. Important suspension safety component, must be installed by professional technicians.
5. Four-wheel alignment is recommended after replacement.
6. Avoid violent knocking during installation.
7. Service Support

    

   Support bulk wholesale, OEM branding, ODM customization and neutral packaging.