Rear Coil Springs BMW F20 Left Right N/O/S Lowering Coil Spring Set MST4006

Visual condition of the part

The product shows signs of use visible in the photos.

Rear Coil Springs BMW F20 Left Right N/O/S Lowering Coil Spring Set is a set of components from the Leaf springs and coil springs category, designed for the rear axle of this model. The set allows for lowering the vehicle body, improving handling, and more precise load transfer to the rear axle, while maintaining a design consistent with the manufacturer's specifications. This is a solution for drivers expecting a significantly stiffer suspension characteristic and more stable vehicle behavior.

Specifications and technical data

• SKU: MST4006
• Mark: Unbranded
• Condition: Used
• OEM Part Number: MST4006
• Substitutable numbers: MST4006, Masata
• Location on the vehicle: Rear, Right, Left
• Category: Leaf & Coil Springs

Purpose and vehicle placement

The presented lowering set has been designed for the rear axle of the BMW F20 and for installation on the right and left sides. This means that the set includes components that work symmetrically on both sides of the vehicle, which is crucial for maintaining proper suspension geometry and even force distribution while driving.

Placement on the rear axle directly affects:

• the car's reaction to acceleration and braking,
• stability in corners, especially during dynamic driving,
• control of body roll during load changes.

Characteristics of the lowering set

The lowering spring set for the BMW F20 has been prepared as a complete solution for users who want to achieve a more compact, sporty suspension characteristic. Lowering the body relative to the stock configuration translates into:

• lower center of gravity, which improves stability at higher speeds,
• more direct rear axle response to steering inputs,
• better "feel" of the car in corners and during sudden maneuvers.

Springs from this group are selected to work with stock or appropriately matched shock absorbers, ensuring predictable vehicle behavior and consistent operation of the entire suspension system.

Benefits of using lowering springs

Using this set in a BMW F20 allows for a more decisive handling characteristic while maintaining the car's functionality in daily use. Key advantages include:

• reduced body roll when cornering quickly,
• more stable rear axle behavior during load changes,
• more consistent cooperation with sports-profile tires,
• aesthetic lowering of the body line, improving the visual perception of the car.

For users who expect a significantly more dynamic driving character, such a set represents a reasonable compromise between comfort and handling precision.

Brand, condition, and service application

The components come from the Unbranded line, which allows for cost-effective suspension adjustment while maintaining the functionality required for daily operation. The product is in new old stock (N/O/S) condition, making it an interesting proposition for budget-friendly modernization or repair of the rear axle, for example, after mechanical damage or wear and tear.

The set will work well both for replacing individual worn components and for planned modifications of the suspension characteristics towards a sportier feel, while maintaining the stock system architecture.

Modernization expansion and additional materials

If you are planning a comprehensive repair or modernization of the suspension area in your BMW and need other components from the same group, such as additional springs, leaf springs, or components supporting spring operation, check out the available parts in the Unbranded leaf springs and coil springs category.

For users interested in a broader approach to BMW modifications, including the turbocharging and charge air cooling system, the Global Parts guide may be helpful – BMW B58 code, or 340 HP from the secondary market – a checklist before buying a turbocharger and intercooler for the BMW 3 Series (G20), which shows how to plan modernizations in an orderly manner and in accordance with good service practices.