BMW 1 3 5 Series E60 E81 E87 E90 LCI Adjustment Unit Outlet Camshaft 7540348

The BMW E60 E81 E87 E90 VANOS Camshaft Sprocket is an original component of the BMW timing system, designed for precise control of camshaft timing in the engine. Thanks to its factory design, it ensures proper cooperation with the camshaft mechanism, stable engine operation, and maintains the parameters specified by the manufacturer.

Specifications and technical data

• SKU: 7540348
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7540348
• Substitutable numbers: 11367540348, 7540348, EM
• Category: Other Engine Parts

Purpose and Function of the VANOS Unit

The VANOS unit, also known as a variable valve timing sprocket, is responsible for dynamically adjusting the camshaft position relative to the crankshaft. In practice, this translates to:

• more stable engine operation across the entire RPM range,
• better throttle response,
• optimization of fuel-air mixture combustion,
• maintenance of the engine's factory performance.

Selecting the correct VANOS unit is crucial for the proper functioning of the timing system. Therefore, using a component dedicated to specific models of the E60, E81, E87, and E90 series ensures compliance with the manufacturer's design specifications.

Advantages of Using an Original BMW Camshaft Sprocket

Using an original camshaft sprocket in a BMW engine offers a range of practical operational benefits. This component is designed to work with the factory engine control system, enabling:

• proper operation of the variable valve timing system without the need for ECU software modifications,
• maintenance of the manufacturer's specified ignition and injection maps,
• reduction of diagnostic error risks related to incorrect timing adjustments,
• consistent operation with other timing mechanism components.

For the user, this means more predictable vehicle behavior, stable idle speed, and proper torque delivery under typical driving conditions.

Product Characteristics and Fitment

The BMW E60 E81 E87 E90 VANOS Camshaft Sprocket is an original part, which facilitates identification and selection based on the OEM part number and available cross-reference numbers. This allows for precise fitment to specific engine variants within the indicated body series, without the need for aftermarket replacements with uncertain parameters.

The product is categorized collectively, allowing it to be combined with other components used in timing system servicing, such as tensioners, guides, or chains, which are selected individually for each engine.

Condition and Service Application

The offered component is used, making it a cost-effective solution while retaining the characteristics of an original part. It can be used for standard timing system repairs as well as for replacing the VANOS unit when symptoms such as noise from the front of the engine or timing adjustment errors occur.

Prior to installation, standard workshop verification and installation according to BMW service procedures are recommended, using appropriate tools for timing locking and camshaft setting.

If you are planning a comprehensive repair or upgrade of the engine area in your BMW and require other parts from the same group, such as additional camshaft sprockets, timing control components, or related mounting hardware, check the available parts in the Other BMW category.

Technical Support and Additional Knowledge

For users interested in comparing the characteristics of advanced engine units and the impact of solutions like variable valve timing on performance and handling, an article discussing the differences between sports and standard versions may be helpful. Detailed information can be found in the material: Audi RS vs. Other Models – What Lies Under the Hood and Chassis?.

If you are considering the choice between a new and a used part and want to better understand the relationship between cost and durability of timing system components, it is worth reading the guide: New or Used? A Comparison of Car Part Costs and Quality, which clearly explains the differences in operation and cost-effectiveness of various solutions.