Mercedes W219 Seat Belt Pretensioner Right Rear is an original part from the Seat Belts and Parts category, designed for installation on the rear right side of the vehicle. The product ensures proper functioning of the seat belt, which translates to stable passenger support and design-compliant protection during driving.
Specifications and technical data
- SKU: A2198600669
- Mark: Mercedes (Genuine OE)
- Condition: Used
- OEM Part Number: A2198600669
- Substitutable numbers: A2198600669, A 219 860 06 69
- Location on the vehicle: Rear, Right
- Category: Seat Belts & Parts
Vehicle Application and Placement
The pretensioner is dedicated to the Mercedes W219 body and operates on the rear right side of the vehicle. It is responsible for controlled seat belt tensioning, working in conjunction with the factory retractor mechanism and seat mountings.
Precise fit for the specific mounting position means:
- correct belt routing geometry relative to the seat and anchor points,
- maintaining factory safety parameters for the rear right passenger,
- stable integration with original interior components (upholstery, covers, mountings).
Technical and Functional Characteristics
The seat belt pretensioner in this model is part of the passive safety system, reacting to a signal from the vehicle's system in a fraction of a second. This allows it to:
- reduce excessive belt slack during sudden braking or collision,
- keep the passenger's body closer to the seat back, improving the effectiveness of airbags and body structure,
- ensure repeatable performance in line with the vehicle manufacturer's specifications.
As an original Mercedes part, the pretensioner is designed to work with the vehicle's factory electrical system and safety systems, without requiring modifications to wiring harnesses or mountings.
Benefits of Using an Original Pretensioner
Using a pretensioner dedicated to the Mercedes W219 for the rear right side maintains the integrity of the entire safety system. In practice, this means:
- secure fit to the body structure and factory mounting points,
- maintaining the performance characteristics intended by the manufacturer in conjunction with the seat belt and electronic systems,
- reducing the risk of incorrect installation, typical for universal or non-dedicated parts.
The product belongs to the Seat Belts and Parts group, which facilitates the selection of compatible components, such as retractors, buckles, or mountings, within a single design standard.
Condition, Origin, and Part Selection
The seat belt pretensioner is a used part, allowing for economical restoration of the safety system's functionality while maintaining the original manufacturer's specifications. Such components are often chosen for post-accident repairs, restorations, and bringing a vehicle back to its factory condition.
When selecting a pretensioner for a specific Mercedes W219 model, it is worth paying attention to:
- correct placement on the vehicle (rear, right side),
- belonging to the Seat Belts and Parts category, confirming the part's intended use,
- the Mercedes brand, guaranteeing compatibility with other safety system components.
If you need other parts from the same group, the dedicated Seat Belts and Parts category for this brand may be helpful – check available Mercedes Seat Belts and Parts to select a complete solution for your vehicle.
Safety, Installation, and Additional Information
Installation of the seat belt pretensioner should be performed by someone experienced with passive safety systems, following the vehicle manufacturer's procedures. A correctly installed part:
- maintains predictable vehicle behavior during a road incident regarding passenger protection,
- ensures proper interaction with the seat belt and other system components,
- minimizes the risk of installation errors that could reduce protection effectiveness.
If you wish to expand your knowledge on making informed choices from the used parts market, including safety system components, it is worth reading the article Used Car Parts: Myths and Facts You Need to Know, which clarifies the most important information about the quality and cost-effectiveness of such solutions.
For a comprehensive approach to vehicle servicing, it may also be useful to read about other key powertrain components – see the article Clutch and Dual-Mass Flywheel – Diagnostics and Part Selection for the Powertrain to better plan maintenance work and part selection for your car.
