BMW F30 325d N47S1 Front Left N/S Suspension Leg Spring Strut Brake Disc Caliper

BMW F30 325d N47S1 Front Left N/S Suspension Leg Spring Strut Brake Disc Caliper is a complete service solution for the front axle, designed to maintain factory handling characteristics. This item from the Suspension replacement kits category allows for the consistent replacement of key components in a single process, which facilitates diagnostics and installation while reducing the risk of part mismatch.

Specifications and technical data

• SKU: 6791551-9
• Mark: BMW (Genuine OE)
• Condition: Used
• OEM Part Number: 6791551
• Substitutable numbers: 31316791551, 6791551, 31216792287, 6792287, 34116850969, 6850969, 34116792221, 6792221, 31316874367, 6874367
• Weight: 150
• Location on the vehicle: Front, Left
• Category: Suspension Component Replacement Kits

Purpose and kit configuration

The offered kit is designed for the front left side of the vehicle, which is crucial for proper selection and maintaining the geometry of the running gear. In one module, you receive an integrated suspension leg with a shock absorber and spring, combined with a brake assembly including the disc and caliper. This configuration is particularly beneficial for post-collision repairs or when replacing components after intensive use, when you want to ensure component consistency on one side of the axle.

Technical characteristics and fitment

The complete suspension leg integrated with the front brake ensures the maintenance of the standard operating characteristics of the running gear in the BMW F30 325d with the N47S1 unit. The use of original mounting architecture facilitates installation at factory body and steering knuckle points, without the need for modifications or adaptations. The kit has an assigned OEM part number and associated interchangeable numbers, which allows for precise verification of compatibility with a specific equipment version and vehicle year in the manufacturer's catalogs or part selection systems.

Another important parameter is the specific weight of the assembly, which affects the weight distribution on the axle and the repeatability of the car's behavior relative to the factory configuration. Thanks to this, the suspension geometry can be correctly set after installation, and the vehicle maintains predictable reactions during braking, acceleration, and cornering.

Benefits of using a complete suspension kit

Choosing a complete kit instead of individual components brings a number of practical benefits:

• consistency of components within one side of the axle, which facilitates technical condition monitoring and future service,
• reduction of the risk of incorrect selection of parts with different operating characteristics,
• faster installation thanks to the ready-made configuration of the leg, spring, disc, and caliper,
• easier repair planning after mechanical or operational damage.

The item comes from the used original BMW parts segment, which allows for maintaining the factory design of the suspension and brake system while optimizing repair costs. This solution is particularly attractive for users who want to maintain standard handling characteristics without investing in sports modifications.

Professional selection and practical application

Before purchasing, it is worth verifying the compatibility of the kit with the specific version of the BMW F30 325d N47S1 using the OEM part number and the list of interchangeable numbers available in the specification. This avoids installation problems and ensures a correct fit to the hub, steering knuckle, and brake system on the front left side. The kit is particularly recommended in situations where simultaneous replacement of several elements is necessary – for example, after mechanical damage, corrosion, or significant operational wear.

If you are planning a comprehensive repair or upgrade of the front suspension zone in your BMW and need other elements from the same group, such as legs, springs, or complete modules with a brake, check the available parts in the BMW suspension replacement kits category.

Expert support and additional information

When choosing a used suspension kit, many drivers wonder about the differences between standard and sports configurations and how to safely select components from the secondary market. A detailed discussion of these issues, along with examples and practical tips, can be found in the article "Standard vs. sports suspension – design differences and is it worth buying used suspension parts?", which helps to consciously plan the repair or modernization of the running gear.

If your BMW F30 fits into today's popular trend of maintaining well-kept cars from previous years, additional inspiration can be found in the material on using secondary market components when refreshing older models – you can read more about this in the article "The second life of a youngtimer – how used car parts rejuvenate cars from the 1998–2012 model years", which shows practical modernization scenarios using used BMW subassemblies.