Precise Curvature Fit Door Waist Seal Strip Assembly
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Waterproof Sealing Performance Automotive Door Sealing Trim
Product Description
BYD Qin L DM-i Outer Beltline Molding
OEM-Level Door Waist Seal Strip Assembly designed for precise fit and optimal performance in BYD Qin L DM-i vehicles.
Product Overview
Our factory specializes in supplying the Outer Beltline Molding for BYD Qin L DM-i. This critical automotive component is installed on the outer side of the door window sill, forming a tight seal with both door sheet metal and window glass.
Key Functions
Waterproofing - Prevents water ingress into door assembly
Dustproofing - Blocks dust and debris from entering vehicle interior
Noise Insulation - Reduces wind noise for quieter cabin experience
Water Film Wiping - Clears moisture from glass surface
Manufacturing Excellence
As a professional automotive weatherstrip and trim manufacturer with IATF 16949 certification, we utilize EPDM rubber and stainless steel/aluminum alloy composite structures. Our precision extrusion, microwave vulcanization, and surface treatment processes ensure:
Precise curvature fit for perfect door alignment
Excellent waterproof sealing performance
Smooth glass contact surface
Exquisite appearance finish
Vehicle Compatibility
Designed for the BYD Qin L, a significant mid-size plug-in hybrid sedan launched in 2024 with body dimensions of 4830×1900×1495mm and a wheelbase of 2790mm. The door system has stringent requirements for sealing and quietness, making the outer beltline molding a critical component that directly affects wind noise performance and glass lifting smoothness.
Installation & Quality
Our product perfectly matches original mounting points and supports damage-free installation. We strictly adhere to original OE standards to ensure stable and reliable product quality, making it an ideal choice for aftermarket, 4S store groups, and repair shops.