Jingma Coaster-Style Driver Door (Right-Hand Drive)

The Jingma Coaster-Style Driver Door (Right-Hand Drive) is a precision-engineered exterior body component designed for Coaster-type and mid-size passenger buses. Manufactured from high-quality cold-rolled steel sheets, this driver door meets industry standards and diverse customer requirements for strength, durability, and dimensional accuracy.

The inner and outer panels are formed through dedicated stamping molds and processed with 3D laser cutting according to technical drawings, ensuring precise dimensions and excellent fitment. The panels and reinforcement parts are then assembled through combined welding, followed by edge hemming and pressing to enhance the overall structural strength and long-term reliability of the door assembly.

Product Features

• High Structural Strength:
  The inner panel, outer panel, and reinforcement components are integrally welded and hemmed, providing excellent rigidity and safety performance.

• Superior Anti-Corrosion Protection:
  Both the exterior and interior surfaces are treated with electrophoretic coating. The product passes over 72 hours of salt spray testing, significantly improving rust and corrosion resistance and offering reliable protection for subsequent painting processes.

• Precision Manufacturing Process:
  Mold stamping combined with 3D laser cutting ensures accurate dimensions, smooth edges, and stable installation performance on vehicle bodies.

Quality Standards

• Key Process Capability Index: Stable and controlled

• Customer Satisfaction Rate: ≥ 95%, with an annual increase of 1%

• Process Audit Level: Grade B

• Inspection Pass Rate: ≥ 98% per batch

These quality indicators ensure consistent performance, high reliability, and long service life.

Functional Configuration

• Hinge Options: 3-hole or 4-hole hinge configuration available to meet different installation requirements

Application Range

This driver door is suitable for Jiangling Jingma Coaster bus models with the following lengths:

• 6.0 meters

• 7.1 meters

• 7.7 meters

It is widely used in commuter buses, tourist coaches, and school bus manufacturing or replacement projects.

Competitive Advantages

• Factory-Direct Supply: Manufacturer direct sales with true ex-factory pricing

• Stable Cooperation: Long-term partnerships with leading domestic bus manufacturers such as Xiamen King Long, Ankai Bus, and Jiangling Jingma

• Reliable Delivery & Quality: Mature production systems ensure consistent quality and on-time delivery

Conclusion

The Jingma Coaster-Style Driver Door (Right-Hand Drive) offers a dependable and cost-effective solution for bus manufacturers and aftermarket customers. With cold-rolled steel construction, advanced electrophoretic anti-corrosion treatment, and strict quality control standards, the product delivers excellent strength, durability, and compatibility. Supported by factory-direct supply and proven cooperation with well-known bus brands, it is an ideal choice for high-quality Coaster bus body components.