BMW E90 E91 Rear Door Brake Check Strap Hinge Right Left N/O/S

BMW 3 E90 E91 Door Check Strap Rear Left Right is an original part from the Doors and Door Panels category, designed for the rear axle of the body in the 3 Series E90/E91 models. The door check strap stabilizes the door leaf's position, ensuring controlled opening and closing and protecting hinges and panels from excessive load. A used OEM part is a sensible choice for professional repairs or restoring the door's factory functionality.

Specifications and technical data

• SKU: 7176808
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 7176808
• Substitutable numbers: 51227176808, 7176808, 51227060200, 7060200
• Location on the vehicle: Rear, Right, Left
• Category: Doors & Door Skins

Purpose and Function of the BMW E90/E91 Door Check Strap

The door check strap is responsible for the precise positioning of the rear left or right door leaf. Thanks to its appropriately selected operating characteristics, the component:

• holds the door in several stable open positions,
• limits the maximum opening angle, protecting the bodywork,
• prevents the door from being uncontrollably "ripped" open by a gust of wind or uneven terrain,
• reduces the load transferred to the hinges and door panels.

For the 3 Series E90/E91, a properly functioning door check strap is crucial for the comfort of using the rear doors, especially in daily urban driving.

Compatibility and Vehicle Placement

The presented door check strap is designed for installation on the rear axle of the body, on the right or left side. Its placement on the vehicle is clearly defined in the specifications, making it easier to select the correct part when repairing a specific door leaf.

As an OEM part from BMW, it retains the factory mounting geometry and operating characteristics, ensuring proper fit with the door and body pillar structure. This means installation does not require modifications or adjustments to mounting holes.

Benefits of Using an Original Door Check Strap

Using an original door check strap in the BMW 3 Series E90/E91 offers a range of practical benefits:

• Factory Fit – maintains the correct door opening geometry and compatibility with existing mounting points.
• Stable Door Operation – clearly perceptible stopping positions for the door leaf, facilitating passenger entry and exit.
• Bodywork Protection – reduces the risk of damage to door edges and adjacent body panels.
• Consistency with Factory Construction – no interference with the door and pillar structure, which is important for repairs compliant with manufacturer guidelines.

For workshops and users who prioritize technical correctness in repairs, choosing an original door check strap is a safe and predictable solution in terms of durability and performance.

Characteristics of a Used Part

The offered door check strap is a dismantled part and is classified as a used component. Such parts, when their mechanism is still functional, are often chosen as an economical alternative to new parts, especially for wear-and-tear repairs on older vehicle models.

A used BMW door check strap allows for reduced service costs while maintaining original construction and compatibility with the factory mounting system. It's a practical solution for drivers who want to restore proper door function without compromising on OEM parts.

Related Products and Technical Knowledge

If you are looking for other parts from the Doors and Door Panels category dedicated to this brand, check out the BMW doors and door panels available in our store to select complete solutions for your car's body repairs.

When choosing between original, aftermarket, and used parts, it's worth familiarizing yourself with a practical discussion of cost and fit differences – the article Original, Aftermarket, or Used – Which Car Parts Are Most Cost-Effective? may be helpful, offering comparisons and answers to frequently asked questions.