Range Rover Sport L494 Crankshaft Pulley With Damper 3.0D AJ20D6 J6P36316DD

Range Rover Sport L494 Crankshaft Pulley With Damper 3.0D AJ20D6 is an engine accessory system component designed for precise operation with the 3.0D diesel unit. Thanks to the integrated vibration damper, the pulley stabilizes the belt drive operation, which translates into more efficient accessory performance and the reduction of unwanted vibrations. This used OEM component is a solution for users looking for a technically matched part for their Range Rover.

Specifications and technical data

• SKU: LR121747
• Mark: Range Rover
• Condition: Used
• OEM Part Number: J6P36316DD
• Substitutable numbers: LR121747, J6P36316DD, J6P3-6316-DD
• Part type: Timing Belt Pulley
• Category: Tensioners & Pulleys

Purpose and function of the crankshaft pulley with damper

The crankshaft pulley with damper in the 3.0D AJ20D6 engine is responsible for transferring drive from the crankshaft to the accessory belt and for reducing torsional vibrations. A correctly selected component in this group is crucial for the stable operation of the alternator, pump, and other belt-driven components.

The version dedicated to the Range Rover Sport L494 has been designed to ensure proper belt geometry, adequate damping, and compatibility with the factory mounting system. This ensures compliance with the factory parameters of the power unit.

Technical characteristics in the context of the Tensioners and pulleys category

As an element from the Tensioners and pulleys group, the crankshaft pulley with damper works directly with the accessory belt tensioners and idler pulleys. The correct working profile and damper design influence:

• maintaining proper belt tension across the entire RPM range,
• reducing dynamic loads acting on tensioners and pulleys,
• reducing noise and vibrations transmitted to the body,
• more stable accessory operation during engine load changes.

A well-chosen pulley in this category supports even operation of the accessory drive system, which is important for both driving comfort and the durability of other components.

Benefits of using an original Range Rover component

The original crankshaft pulley with damper intended for the Range Rover Sport L494 ensures:

• factory fitment for the 3.0D AJ20D6 engine without the need for modifications,
• preservation of the vibration damping characteristics intended by the manufacturer,
• consistency with other elements of the Tensioners and pulleys category.

The used OEM component is a solution that allows you to maintain the original operating characteristics of the power unit while optimizing service costs. For many Range Rover users, this is a reasonable compromise between quality and budget.

Condition, verification, and preparation for installation

The item comes from dismantling and is intended for reinstallation by the user or a workshop. Before installation, it is recommended to perform a standard inspection of the working surfaces, the rubber damper, and the cooperating pulleys and tensioners so that the entire system operates under the most stable conditions possible. Replacing the crankshaft pulley with damper is particularly recommended in the event of symptoms such as increased vibrations, unstable belt operation, or noise in the front part of the engine.

For users who want to maximize the potential of dismantled parts, a guide describing the principles of operation and maintenance may be helpful. Practical tips can be found in the article How to extend the service life of used car parts?, where good practices regarding engine and accessory components are discussed.

Comprehensive accessory system service for Range Rover Sport

If you are planning a comprehensive repair or upgrade of the engine area in your Range Rover and need other elements from the same group, such as additional pulleys, idler pulleys, or belt tensioners, check the available parts in the Range Rover Tensioners and pulleys category.

Selecting components from one functional group allows you to maintain the consistency of the entire accessory drive system, which translates into more predictable operation and a reduction in the risk of premature wear of the belt and cooperating components.