BMW E81 E87 E90 E91 E92 Front Seat Lordosis Pad Lumbar Support Pump

BMW E87 E90 Lumbar Support Cushion 7153091 is a component from the Seats and Benches category, designed to improve lumbar support in the front seat. A properly selected lumbar cushion enhances driving comfort, stabilizes the driver's position, and contributes to a more ergonomic spinal alignment during daily use of a BMW car.

Specifications and technical data

• SKU: 7138788
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7138788
• Substitutable numbers: 52107153091, 7153091, 52107138788, 7138788, 52107141089, 7141089, 52107141090, 7141090, ŁS
• Location on the vehicle: Front
• Category: Seats and Sofas

Application and Function of the BMW Lumbar Support Cushion

The BMW Seat Lumbar Support Cushion is responsible for shaping the backrest profile in the lower back area. A properly functioning component:

• provides more stable lumbar support,
• reduces muscle fatigue during longer drives,
• improves seating ergonomics in the driver's or front passenger's seat,
• supports maintaining the correct posture behind the wheel.

Its placement in the front of the vehicle makes it a particularly important component for the comfort of the driver, as well as the front passenger.

Technical Characteristics and Fitment

The presented lumbar support cushion is designed for installation in the front seat, in accordance with the original construction of BMW seats. Thanks to its original geometry and proper profile, the component works in conjunction with the backrest structure, upholstery, and seat adjustment mechanism.

The product has a dedicated OEM part number and associated interchangeable numbers, which facilitates precise identification and selection based on manufacturer markings. This solution minimizes the risk of ordering errors and allows for seamless fitment with the specific seat configuration in a given BMW model.

Condition, Origin, and Benefits of Choosing a Used Part

The lumbar support cushion comes from the BMW offering and is a used component. A used component of this type is a sensible choice when the original cushion in the car has become worn, deformed, or mechanically damaged. Replacing it with a functional part allows for the restoration of the backrest's original functionality without the need to invest in a complete seat.

Key benefits of using a used lumbar support cushion include:

• maintaining the original construction of the BMW seat,
• compatibility with existing mountings and adjustment mechanisms,
• the possibility of an economical repair of the seating system while maintaining factory specifications.

Driving Comfort and BMW Interior Ergonomics

A functional lumbar support cushion in the front seat directly impacts perceived driving comfort. Adequate back support is particularly important for longer journeys, daily commutes, and situations where the driver spends many hours in the car. Maintaining the correct backrest shape helps reduce spinal strain and promotes a more stable driving position.

If you are planning a more extensive interior upgrade, it is also worth considering other seat equipment components. You can find inspiration and practical tips in the article Car Interior Tuning with Global Parts – Used Seats and Steering Wheels, which describes how used components can improve the ergonomics and appearance of the cabin.

Part Selection and Additional Information

Before purchasing, it is recommended to compare the factory markings with your vehicle's data and verify compatibility with the specific seat version. Both manufacturer numbers and information about the component's placement in the vehicle are helpful here. If in doubt, it is advisable to consult a mechanic or a specialist in BMW upholstery and seat equipment.

If you are looking for other components from the Seats and Benches category for this brand, check out the BMW Seats and Benches available in our store to select matching components for a complete interior renovation or upgrade.

Additional information on the cost-effectiveness of choosing used parts compared to new or aftermarket ones is provided in the guide Original, Aftermarket, or Used – Which Car Parts Are Most Cost-Effective?, which discusses the differences in cost, quality, and fitment of consumables and equipment.