Complete Kit

Bilstein B12 (Pro-Kit) suspension kits include a complete set of Bilstein Performance dampers paired with Eibach (Pro-Kit) springs that provide moderate lowering between 24-40mm (depending on application). These kits offer dampers and springs that are tuned for each specific application to provide the best fixed height lowering solution. Bilstein B12 (Pro-Kit) suspension kits provide the perfect combination of suspension dynamics, quality and aesthetics.

Additional Information

Complete Suspension Kit

Application Summary

BMW 435i 2016-2014; 440i 2019-2017

Part Type

Suspension Kit

Product Overview

*BILSTEIN B12 Pro-Kit*
If you're looking for the perfect combination of sport dynamics, superior appearance and high performance for your car, you're on the right track with the BILSTEIN B12 Pro-Kit. This suspension kit provides a dramatic increase in your vehicle's performance handling characteristics and is designed for drivers wanting precision control and superb driver comfort, while seeking out more curves to conquer.

*Product Benefits:*
• Professional Cornering System (PCS)
• Precise response, excellent performance and predictable control
• Lowering up to 40mm
• Provides for a lower, action-ready looking vehicle
• BILSTEIN damper and EIBACH Pro-Kit performance spring road-tested and fine-tuned to perfectly complement each other

*BILSTEIN B12 Sportline*
If you're looking for the perfect combination of sporty dynamics, a superior appearance and high performance, you're on exactly the right track with the B12 Sportline package. This suspension kit provides a dramatic increase in your vehicle's performance handling characteristics and is designed for drivers seeking aggressive handling and quick response.

*Product Benefits:*
• Professional Cornering Sport System (PCSS)
• Quick response, superior performance and precise handling
• Lowering up to 50mm
• Gives vehicle a lower, more aggressive appearance
• BILSTEIN damper and EIBACH Sportline sport spring road-tested and fine-tuned for perfect compatibility and performance

These additional application notes are supplied by the manufacturer and collated from multiple year ranges. Not all of these notes may apply to every year or every variant. Please contact a StreetFX agent for clarification if required.

• Eibach Pro-Kit performance suspension spring with progressive characteristics
• Offers even lowering between 25-40mm, depending on application
• Precise response, excellent driving dynamics and high reserves of safety
• Predictable Control

Images are supplied by the manufacturer and may be generic. While all efforts are made to provide accurate pictures, there may be differences in the actual product, such as colour, quantity, version, or included components. Please carefully review the description and specifications for details on inclusions or any variations. Some items may be sold individually or in sets, and images may occasionally depict additional products or quantities not included in your purchase. For assistance or clarification, please contact customer support.

Product Details

Product Downloads

#	Document Type	Download
1.	Installation Instructions
2.	Material Safety Data Sheet

Installation guides, warranty details, and other supporting documents are provided by the supplier. In some cases, these files may originate from regions outside your locale, meaning instructions, warranty procedures, and images may not fully align with your specific vehicle or region (e.g., LHD vs. RHD differences, return policies, etc.). If you need clarification, please contact a StreetFX support agent.

Reference Information

Suspension Kit B12 (Pro-Kit) BMW 435i 2016-2014, 440i 2017