BMW 3 Series E90 E90N E91 E91N E92 E92N Front hood bonnet catch 7073916

The BMW E90 E91 Bonnet Latch Catch is a factory-original component of the front hood closing system, designed for installation at the front of the vehicle. This precisely manufactured latch ensures a secure closure of the bonnet, contributing to the safe operation of the engine bay and body stability during driving. A used original part is a sensible choice for drivers seeking a proven structural solution tailored to the specifics of BMW 3 Series E90/E91 models.

Specifications and technical data

• SKU: 7073916
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 51237073916
• Substitutable numbers: 51237073916, 7073916, 7212653
• Location on the vehicle: Front
• Category: Other Interior Parts & Accessories

Purpose and Function of the BMW E90 E91 Bonnet Latch

The offered engine bonnet latch is responsible for mechanically locking the front bonnet in the closed position. It is a key element of the bonnet securing system, working in conjunction with the lock and the release mechanism from the cabin. Thanks to its appropriately selected geometry and structural rigidity, it ensures:

• stable bonnet retention at higher speeds,
• correct bonnet guidance during closing,
• reduction of bonnet vibrations at the front of the body,
• secure closure of the engine compartment during daily use.

Its placement in the front of the vehicle means this component operates in demanding conditions – exposed to temperature changes, moisture, and dynamic loads. Using an original BMW solution ensures proper interaction with other components of the bonnet closing system.

Construction and Fitment to the Front Bonnet System

The bonnet latch in the BMW E90/E91 is designed as a part that cooperates with the factory lock and hinges, allowing for the maintenance of the correct body line and even gaps between the bonnet and fenders. The latch's construction is optimized for:

• precise positioning of the bonnet relative to the front crossmember,
• correct engagement with the lock mechanism,
• resistance to multiple opening and closing cycles,
• maintenance of factory passive safety parameters.

Using an original latch helps avoid problems typical of aftermarket alternatives, such as improper fit, the need for bodywork adjustments, or difficulties in fully closing the bonnet. This is particularly important for vehicles where maintaining the original body geometry is crucial.

Characteristics of a Used Part

The offered bonnet latch is a used part, sourced from dismantling. This type of component, provided its geometry is correct and the mechanism for cooperating with the lock is functional, can successfully perform its role for many years of operation. Choosing a used original part is particularly advantageous when you prioritize:

• compliance with the factory BMW specification,
• reducing the repair costs of the bonnet closing system,
• avoiding issues with fitting characteristic mounting points,
• maintaining the structural integrity of the vehicle's front end.

As a mechanical component, the bonnet latch does not undergo rapid wear and tear. Therefore, a properly selected used part is a practical and technically sound solution for post-accident repairs or replacement of worn components.

Practical Application in Service

Installing the bonnet latch in the BMW E90/E91 is a typical workshop operation performed during front-end repairs, bonnet adjustments, or after collisions. A correctly selected latch facilitates:

• setting the bonnet's height and position relative to the headlights and fenders,
• eliminating problems with the bonnet not closing fully or closing too stiffly,
• restoring the correct operation of the release mechanism from inside the cabin,
• maintaining appropriate bonnet pressure against the seals at the front.

For vehicles that have undergone bodywork repairs, using the correct latch directly impacts user comfort and the safety of bonnet mounting during daily driving.

Other Category Items and Technical Materials

If you are looking for other items in the Other BMW Parts category, check out our dedicated offer, where you will find various body, interior, and accessory components: Other BMW Parts – full offer of BMW parts.

Are you interested in comparing technical solutions used in sports car versions and series models, for example, in the context of engine, brake, or chassis construction? See the analysis on our blog: Audi RS vs. Other Models – What Lies Under the Bonnet and Chassis?, where we discuss structural differences and the selection of appropriate components in service practice.