The Story
Reliable Coil Spring Replacement for BMW Models
The Bilstein 36-266050 coil spring offers a durable suspension solution designed specifically for select BMW vehicles. Engineered to restore original ride height and handling characteristics, this coil spring is an essential component for maintaining your BMW's suspension performance.
- Black powder coat finish for corrosion resistance
- Part of the B3 OE Replacement series for direct fit and function
- Compatible with BMW 323Ci, 323i, 325Ci, 325i, 328Ci, 328i, 330Ci, and 330i models
- Designed to meet original equipment specifications
- Part number 36-266050 ensures precise identification and fitment
About the B3 OE Replacement Series
The B3 OE Replacement line by Bilstein focuses on providing suspension components that match the original equipment in quality and performance. This series is tailored for drivers seeking reliable, factory-level replacement parts without modifying the vehicle's handling dynamics. The 36-266050 coil spring is engineered to deliver consistent ride height and support, aligning with the standards set by BMW for the specified models.
Product Details and Specifications
This coil spring features a black powder coat finish that protects against rust and environmental wear, extending the lifespan of the suspension component. Designed for BMW 3 Series models including the 323Ci, 323i, 325Ci, 325i, 328Ci, 328i, 330Ci, and 330i, the 36-266050 coil spring ensures compatibility and maintains the vehicle's original suspension geometry. Its construction supports proper load distribution and ride comfort, making it suitable for restoring worn or damaged springs.
Common Applications and Issues Addressed
- Restores proper ride height on BMW 3 Series models
- Replaces sagging or weakened coil springs
- Improves suspension stability and handling
- Addresses uneven tire wear caused by suspension imbalance
- Corrects noise or vibration related to worn springs
Installation Notes and Tips
Installation of the Bilstein 36-266050 coil spring should be performed by a qualified technician familiar with BMW suspension systems. Proper tools and safety measures are necessary to compress and install the coil spring safely. It is recommended to inspect related suspension components during installation to ensure overall system integrity.
Quality Assurance and Warranty
Bilstein manufactures the 36-266050 coil spring to meet stringent quality standards, ensuring durability and performance consistent with original equipment. While specific warranty details are not provided here, Bilstein products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

Details & Craftsmanship
Every detail has been carefully considered to bring you the perfect product.
Description
Reliable Coil Spring Replacement for BMW Models
The Bilstein 36-266050 coil spring offers a durable suspension solution designed specifically for select BMW vehicles. Engineered to restore original ride height and handling characteristics, this coil spring is an essential component for maintaining your BMW's suspension performance.
- Black powder coat finish for corrosion resistance
- Part of the B3 OE Replacement series for direct fit and function
- Compatible with BMW 323Ci, 323i, 325Ci, 325i, 328Ci, 328i, 330Ci, and 330i models
- Designed to meet original equipment specifications
- Part number 36-266050 ensures precise identification and fitment
About the B3 OE Replacement Series
The B3 OE Replacement line by Bilstein focuses on providing suspension components that match the original equipment in quality and performance. This series is tailored for drivers seeking reliable, factory-level replacement parts without modifying the vehicle's handling dynamics. The 36-266050 coil spring is engineered to deliver consistent ride height and support, aligning with the standards set by BMW for the specified models.
Product Details and Specifications
This coil spring features a black powder coat finish that protects against rust and environmental wear, extending the lifespan of the suspension component. Designed for BMW 3 Series models including the 323Ci, 323i, 325Ci, 325i, 328Ci, 328i, 330Ci, and 330i, the 36-266050 coil spring ensures compatibility and maintains the vehicle's original suspension geometry. Its construction supports proper load distribution and ride comfort, making it suitable for restoring worn or damaged springs.
Common Applications and Issues Addressed
- Restores proper ride height on BMW 3 Series models
- Replaces sagging or weakened coil springs
- Improves suspension stability and handling
- Addresses uneven tire wear caused by suspension imbalance
- Corrects noise or vibration related to worn springs
Installation Notes and Tips
Installation of the Bilstein 36-266050 coil spring should be performed by a qualified technician familiar with BMW suspension systems. Proper tools and safety measures are necessary to compress and install the coil spring safely. It is recommended to inspect related suspension components during installation to ensure overall system integrity.
Quality Assurance and Warranty
Bilstein manufactures the 36-266050 coil spring to meet stringent quality standards, ensuring durability and performance consistent with original equipment. While specific warranty details are not provided here, Bilstein products typically come with manufacturer-backed warranties covering defects in materials and workmanship.

















