Mercedes ML W164 Accelerator Gas Throttle Pedal Chrom A1643000004

Mercedes ML W164 Accelerator Gas Throttle Pedal Chrom is an original component from the Pedals, pedal pads and footrests group, designed for precise acceleration control in Mercedes vehicles. The chrome finish gives the driver's area a more dynamic, organized look, while the OEM construction ensures proper compatibility with the vehicle's factory electronic system.

Specifications and technical data

• SKU: A1643000004
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1643000004
• Substitutable numbers: A1643000004, A 164 300 00 04, A1643000104, A 164 300 01 04
• Category: Pedal Assemblies, Pads & Parts

Purpose and technical function

The accelerator pedal in Mercedes W164 models is responsible for precisely transmitting the power demand signal to the engine control unit. The electronic design used (so-called "drive-by-wire") eliminates classic throttle cables, which allows for more stable, repeatable operation and better integration with safety and traction control systems.

The original accelerator pedal with a chrome finish is designed to:

• ensure repeatable stroke and resistance characteristics,
• work correctly with the factory engine control unit software,
• maintain a stable pedal position signal throughout the full operating range.

Construction and ergonomics

The chrome pedal cover improves the clarity and aesthetics of the driver's area, while also making it easier to keep clean. The pedal profile is adapted to the natural position of the foot, which promotes comfort during longer drives and reduces muscle fatigue.

Thanks to the factory design:

• the correct geometry relative to the other pedals is maintained,
• the pedal stroke is smooth, which makes it easier to modulate acceleration,
• the component works with the original mounting points in the vehicle.

Benefits of using an original component

Using an original accelerator pedal in a Mercedes W164 allows you to maintain the consistency of the drivetrain and driver assistance systems. Factory fitment minimizes the risk of communication errors with the vehicle's electronics and reduces the need for additional adaptation.

Key advantages include:

• maintaining a predictable response to pedal input,
• compatibility with factory safety systems,
• an aesthetic, chrome finish that improves the interior look.

Condition and practical application

The component comes from the secondary market, which allows for an economical replacement of a worn or damaged pedal while maintaining the manufacturer's original specifications. This solution is particularly beneficial for maintenance repairs and restoring full vehicle functionality after an accelerator system failure.

Replacing the accelerator pedal is a standard service operation performed to:

• resolve issues with incorrect throttle response,
• eliminate errors related to the pedal position sensor,
• visually refresh the driver's area thanks to the chrome finish.

Expanding the driver's area upgrade

If you are planning a comprehensive repair or upgrade of the driver's area in your Mercedes and need other components from the same group, such as covers, pads, or footrests, check out the available parts in the Mercedes Pedals, pedal pads and footrests category.

If you are considering a wider upgrade of your car and want to combine the accelerator pedal replacement with other modifications, it is worth checking out our guide on the effective use of parts from the secondary market: Tuning with used parts – how to gain performance without spending a fortune.