4108009 Adjustment Bolt for Brake Caliper Tappets

What does a brake caliper tappet adjustment bolt do?

This brake caliper tappet adjustment bolt is a critical component within the air disc brake caliper assembly. It functions to maintain the correct positioning and clearance of the tappets, ensuring that braking forces are distributed accurately across the system. Using high-strength components helps maintain the structural integrity of the braking mechanism under heavy loads.

Compatibility and fitment

This specific part is designed for heavy commercial vehicle air disc brake systems. It is engineered to work within the complex mechanics of caliper tappets to ensure consistent pressure application during deceleration. The component features a right-hand (R) direction threading to meet specific assembly requirements.

Installation and maintenance

When performing maintenance on air disc brakes, technicians should inspect the adjustment bolts for wear or thread damage. Proper installation of the adjustment bolt is essential to prevent uneven brake wear and ensure the caliper operates within specified tolerances. Always verify the direction of the thread before installation.

System reliability

Regular inspection of the braking system components can prevent unexpected downtime. Maintaining the integrity of the tappet adjustment mechanism ensures that the entire air disc brake system remains responsive and reliable for heavy-duty operations.