BMW X1 E84 Side Window Quarter Rear Left N/S Glass AS2 2991359

BMW X1 E84 Side Window Quarter Rear Left N/S Glass is an original component from the Car Windows category, designed for installation in the rear part of the bodywork on the driver's side. The glass, marked with the AS2 class, ensures the appropriate level of light transmission and safety, while the factory fit for the BMW X1 E84 facilitates installation and maintains the vehicle's stylistic consistency.

Specifications and technical data

• SKU: 2991359
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 2991359
• Substitutable numbers: 2991359, 51372991359
• Location on the vehicle: Rear, Left
• Category: Car Glass

Purpose and fitment

The presented side window has been designed specifically for the BMW X1 E84 model as a component of the rear bodywork on the left side. Its placement in the rear quarter window area ensures proper interior illumination while simultaneously contributing to the structural rigidity of the body and the acoustic comfort of the cabin.

Thanks to its factory origin, the glass maintains the correct curvature, thickness, and method of seating in the frame, which facilitates the work of body shops and automotive glass services. Proper fitment minimizes the risk of leaks, rattles, or unwanted vibrations while driving.

Characteristics of AS2 glass

Glass marked as AS2 meets the safety and visibility requirements for side windows in passenger vehicles. This means controlled light transmission, resistance to mechanical damage under typical operating conditions, and a predictable breakage pattern in the event of a collision, which reduces the risk of serious injury.

Selecting a window with the appropriate class is important both from the point of view of regulations and user comfort – proper transparency affects visibility in the mirrors, maneuvering safety, and the aesthetics of the side body line.

Condition and benefits of using a used part

The item comes from the secondary market, which allows for a significant reduction in repair costs compared to new components, while maintaining the manufacturer's original specifications. A used factory window usually fits better into the existing bodywork alignment than replacements with universal parameters.

Choosing an original window from dismantling is a sensible solution for post-accident repairs, bodywork corrections, or replacing damaged elements after acts of vandalism. This allows you to maintain a consistent vehicle appearance while optimizing the budget allocated for service.

Professional installation and application

The rear left side window for the BMW X1 E84 should be installed using appropriate seals, moldings, and adhesives in accordance with the vehicle manufacturer's technology. Proper seating in the frame is crucial for tightness, noise reduction, and the durability of the entire connection.

Installation in a specialized glass service or body and paint shop that has experience working with BMW bodies is recommended. This ensures the correct alignment of the glass relative to the doors, tailgate, and other glazing, and also limits the risk of subsequent operational problems.

Modernization expansion and knowledge about used parts

If you are planning a comprehensive repair or modernization of the side body area in your BMW and need other elements from the same group, such as additional side windows, door windows, or other glass panels, check the available parts in the BMW Car Windows category.

When renovating or refreshing older X1 E84 units, it is worth consciously using the secondary market. Practical tips on selecting and using used components can be found in the article The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years, which discusses modernization scenarios for premium brand vehicles using original parts from dismantling.

Additionally, if you want to better compare the advantages of new and used components in terms of cost, quality, and durability, the guide Car parts – new or used? We compare costs, quality, and durability will be helpful in making an informed purchasing decision.