Bilstein 23-345935 B4 OE Replacement DampTronic Front Right Strut

The Bilstein 23-345935 is a B4 OE Replacement DampTronic front right strut engineered as a direct replacement for electronically adjustable damping systems found on select BMW M3 and M4 models. Bilstein B4 OE Replacement DampTronic dampers are direct OE replacements for the electronically adjustable dampers found on many European brand vehicles, specifically engineered to maintain the original ride quality of the vehicle while meeting or exceeding OE standards.

Key Features:

• DampTronic Compatible: Designed as a plug-and-play replacement for factory electronic damping systems
• Twin-Tube Internal Design: Features a twin-tube internal construction with a stem upper mount type and base cup lower mount
• Collapsed Length: 14.04 inches (356.9 mm) collapsed, extending to 19.73 inches (501.2 mm)
• Spring Seat Included: Yes — fixed spring seat included
• Black Paint Finish: Durable corrosion-resistant coating for long service life
• OEM Cross-Reference: Replaces BMW OEM part numbers 31 31 8 091 356 and 8 091 356

Bilstein's gas-pressure technology holds damping force steady from light loads in city traffic to full loads on the highway, delivering stable and predictable control in all driving conditions. Every unit undergoes long-term endurance, salt-spray, and scratch testing, plus a 1:1 functional check before delivery.