Product Details
These SF Racing air struts fit the 2012-2018 BMW 3 Series RWD (F30). They are engineered for enthusiasts who demand premium ride quality, aggressive stance, and full adjustability. Designed to work seamlessly with most major air management systems, these air struts provide the perfect balance between daily drivability and show-quality fitment. Whether you're looking to slam your car for a clean stance at a car meet or raise it back up for a smooth ride home, SF Air Suspension delivers the flexibility and performance you need.
Each SF Racing Air Strut kit is built using high-strength materials and features precision damping and height adjustability. With SF Racing, you're not just upgrading your suspension—you're unlocking the freedom to dial in your look and performance with confidence. Ideal for those chasing the ultimate stance setup without sacrificing comfort, SF Air Suspension is the trusted choice for form and function.
Features
- Monotube Damper Design
- 32-Level Adjustable Damping – Fine-tune rebound and compression for ideal ride quality.
- Adjustable Ride Height – Lowers 1-3 inches below factory height on average.
- T6-6061 Aluminum Construction – Lightweight, corrosion-resistant anodized top mounts, perches, and collars.
- Electroplated Shock Body – Zinc-coated for rust protection.
- Low-Friction, Pressure-Resistant Housing – Ensures smooth damping and longevity.
- Pillowball or Reinforced Rubber Top Mounts – Reduces noise while improving handling.
- SAE9254 Japanese Cold-Wound Springs – Durable and consistent performance.
- Japanese NOK Seals & Italian IP Damping Oil – Prevents leaks and ensures high-performance damping.
- Double bellows - Provides increased suspension travel and load capacity.
- 100% Bolt-On Replacement – No modifications required (unless otherwise stated in the Specifications section).
Specifications
| Part Number | SF-BM02-08-AS |
| Vehicle | 2012-2018 BMW 3 Series |
| Drivetrain | RWD |
| Chassis | F30 |
| Damper Model | Air Struts |
| Damping Adjustability | 1-Way: Rebound and Compression |
| Damper Size - Front | 52mm diameter |
| Damper Size - Rear | 46mm diameter |
| Spring Rates - Front | 7.2 kg/mm |
| Spring Rates - Rear | 11 kg/mm |
| Top Mounts - Front | Standard: Aluminum with Rubber Bushings Optional: Aluminum Camber Plates with Pillowball Bushings |
| Top Mounts - Rear | Not Applicable |
| Suspension Design - Front | True Coilover |
| Suspension Design - Rear | Divorced (Separate shock and spring) |
| Notes | 4-Cyl/6-Cyl |
Fitment for BMW 3 Series air struts
Fits the 2012-2018 BMW 3 Series RWD (F30). Fitment note: 4-Cyl/6-Cyl. Each model year is listed below.