iwis 11-31-1-403-081 Timing Chain for BMW M-Series Engines

The iwis 11-31-1-403-081 is a precision-engineered timing chain designed as an OEM-quality replacement for BMW high-performance engines. Manufactured in Germany by iwis, a trusted supplier to major automotive manufacturers, this timing chain delivers exceptional strength, wear resistance, and durability under demanding operating conditions.

Key Features:

• Premium German engineering and manufacturing for superior quality
• OEM replacement for BMW part number 11-31-1-403-081
• Precision-manufactured for exact timing accuracy and reliability
• Designed to withstand high RPM and extreme load conditions
• Direct-fit replacement ensuring proper engine timing synchronization

iwis has over a century of experience in camshaft drive systems and supplies timing chains to original equipment manufacturers worldwide. This timing chain meets or exceeds OEM specifications, providing the precision and long-term reliability required for maintaining proper valve timing and engine performance in BMW M-series applications.