ROOF SLIDING ROLLER – KRONE 550018515

Guide component with threaded fastening (M6)

The roof sliding roller with part number 550018515 is an essential element in the sliding roof mechanism for KRONE semi-trailers. This part is distinguished by its M6 threaded fastening system, offering secure and precise anchoring in the sliding carriage, which is essential for maintaining a constant geometry of the mechanism during roof opening or closing.

As an original part (OEM), the roller ensures a perfect fit with Krone guide rails, preventing jams and reducing the effort required to operate the roof.

Technical specifications:

Key advantages:

• Precise Fastening (M6): The M6 thread ensures a firm anchor, eliminating the risk of the roller becoming loose in the carriage due to vibrations during transport.

• OEM Quality: Complies with strict Krone standards, guaranteeing that the hardness of the material is compatible with that of the guide rails, thus avoiding premature wear.

• Reliability: The robust metal construction resists dynamic loads, preventing deformations that could block the sliding of the curtain.

• Maintenance efficiency: Quick and intuitive assembly allows for easy replacement during technical servicing, reducing vehicle downtime.

Signs of wear (When to plan for replacement):

• Abnormal noises: Squeaking or unnatural metallic sounds during roof operation.

• Resistance to sliding: The roof moves with difficulty or gets stuck at certain points.

• Play in the thread: If the roller exhibits axial movement or if the M6 thread is damaged, the safety of the mechanism is compromised.

• Physical damage: Wear of the running surface (flattening of the 24 mm diameter) or advanced corrosion.

Maintenance recommendations:

1. Cleaning: Keep the guide rails clean; accumulations of dust or industrial debris can act as an abrasive, shortening the life of the roller.

2. Checking the fastening: During service intervals, check if the M6 thread is tightly secured; vibrations can loosen the fastening over time.

3. Set replacement: It is recommended to replace the complete set of rollers on the carriage if advanced wear has been identified, to ensure uniform load distribution.

Do you need additional information for the maintenance of Krone mobile roofs, or would you like to identify other components (such as axles or mounting screws) to complete the repair?