Mercedes W164 Steel Spare Wheel 4,5J ET:40 Tyre Goodyear R19 165/90 A1644000102

Visual condition of the part

The product shows signs of use visible in the photos.

Mercedes W164 Steel Spare Wheel 4,5J ET:40 Tyre Goodyear R19 165/90 is a practical, factory-standard emergency solution designed for safe travel to a service point after a main tyre failure. The steel construction ensures stability, while the optimized rim and tyre parameters guarantee predictable vehicle handling in emergency situations. It is a functional choice for drivers who value reliability and compliance with the manufacturer's specifications.

Specifications and technical data

• SKU: a1644000102
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A1644000102
• Substitutable numbers: A1644000102, A 164 400 01 02
• Rim diameter: 19"
• Rim width: 4.5
• Offset (ET): 40
• Hole diameter: 112
• Number of holes: 5
• Rim material: Steel
• Tire width: 165
• Category: Rims

Purpose and characteristics of the spare wheel

The presented steel spare wheel has been developed as an emergency component for the Mercedes W164 family of models, where a reliable drive to a service station or repair shop is essential. The narrow-width rim works in tandem with a specifically selected tyre, which helps reduce the weight of the set and facilitates storage in the boot, while maintaining the required load-bearing and stability parameters.

Steel as a rim material ensures predictable behavior under varying loads and resistance to typical road operating conditions. The design of the spare wheel is focused on its emergency function – it is intended to enable safe travel while maintaining basic traction parameters, without interfering with the suspension or braking systems.

Steel rim construction and mounting fitment

The rim in this spare wheel belongs to the Rims category and is made of durable steel, which promotes mounting stability and proper transfer of loads from the tyre to the hub. The arrangement of the mounting holes is adapted to the typical layout used in Mercedes W164 class vehicles, which facilitates installation without the need for additional adapters or modifications.

The geometric parameters of the rim – including diameter, width, offset, and bolt pattern – have been selected to maintain the appropriate clearance between the rim and the suspension and braking system components. As a result, the spare wheel does not negatively affect the operation of these components, and the driver can focus on reaching a service point safely.

Characteristics of the matching tyre

The spare wheel is equipped with a narrow-width tyre, which is a typical solution for so-called "space-saver" wheels. This configuration allows for reduced storage space while maintaining an adequate contact patch with the road surface. In practice, this translates into predictable vehicle handling while adhering to recommended, limited emergency speeds.

The selection of the tyre width relative to the rim has been optimized for lateral stability and proper tread contact with the road. Thanks to this, the spare wheel fulfills its function as an emergency component, providing the driver with control over the vehicle in the event of a sudden wheel change.

Condition, application, and benefits of installation

The offered spare wheel is an item from the Rims category in used condition, which allows for combining functionality with a cost-effective purchase. This type of solution is particularly attractive for users who want to equip their car with a complete emergency wheel that complies with the manufacturer's requirements, without the need to invest in a new set.

The main benefits of using this spare wheel include:

• maintaining compliance with the vehicle's factory chassis concept,
• easy installation due to the rim parameters matching typical Mercedes W164 solutions,
• space savings in the boot thanks to the narrow tyre and appropriately selected rim width,
• the ability to safely reach a destination after a main wheel failure, without the need for a tow truck.

Technical support and additional information

When selecting a spare wheel, it is worth paying attention to the compatibility of the rim and tyre parameters with the requirements of the specific vehicle version. In case of doubt, it may be helpful to compare technical data with the currently installed wheels or consult a service center specializing in the Mercedes brand.

If you are planning a comprehensive repair or upgrade of the chassis area in your Mercedes and need other components from the same group, such as steel rims, rims of a different size, or complete wheel sets, check the available parts in the Mercedes Rims category.

If you are also considering purchasing or refreshing rims that are not part of a spare set, a practical guide describing the process of selecting and refurbishing rims may be helpful – you can find it in the article Used rims like new: a guide to buying and refurbishing alloy wheels, which explains key technical and operational aspects related to rims.