
Reliable Truck Trailer Part: Semi Trailer Suspension Heavy Trailer and Truck. Customizable Specifications: Custom size, color, logo, and technical parameters supported based on customer drawings or requests. Premium Material Quality: Uses high-quality 60Si2Mn spring steel from state-owned enterprises for shock absorption and wear resistance. Advanced Manufacturing: Ensures product quality through steel plate laser cutting and robot welding processes. Versatile Compatibility: Fits 2/3/multi-axle semi-trailers; matches 90mm, 100mm, or 120mm leaf springs. Complete Installation Kit: Comes as a complete set with all necessary installation parts for easy assembly. Factory Direct Pricing: Offers factory wholesale prices with stable supply and competitive bulk discounts. Professional Support: Provides installation drawings, video support, and tailored design solutions from engineering team. Reliable Warranty: Offers 12 months or 100,000 km warranty (whichever comes first) for peace of mind.