Labwork Air Suspension Valve Block for 2006-15 Mercedes Benz ML350 2123200358

What is Labwork Air Suspension Valve Block for 2006-15 Mercedes Benz ML350 2123200358?

The Labwork Air Suspension Valve Block is a precision-engineered replacement for the rear air suspension control module in select Mercedes-Benz models from 2006 to 2015, including the ML350. This component regulates airflow to the rear air springs, maintaining correct ride height and stability. When the factory valve block fails—causing sagging, uneven leveling, or error messages—this direct-fit unit restores proper function without requiring modifications. Built to match OEM specifications, it ensures compatibility and reliable performance in vehicles equipped with air suspension systems.

Key features

• Direct Replacement — Matches OEM fit and function for seamless installation.
• Rear Suspension Placement — Designed specifically for rear air spring control.
• OEM Interchangeability — Compatible with part numbers 2123200358 and 2513200058.
• Durable Air Management — Built for long-term use in high-pressure air systems.
• Broad Model Coverage — Fits multiple Mercedes-Benz E-Class, CLS, GL, ML, and R-Class models.
• Error Code Reduction — Helps eliminate sagging-related suspension warnings.
• Tool-Friendly Installation — Requires only basic tools for replacement.

Who is Labwork Air Suspension Valve Block for 2006-15 Mercedes Benz ML350 2123200358 for?

This valve block is ideal for Mercedes-Benz owners experiencing rear suspension sag, uneven ride height, or persistent air suspension error codes. It’s especially suited for DIY mechanics with intermediate automotive experience who want a cost-effective alternative to dealership parts. Vehicle models from 2006–2015 with failing air suspension systems—including ML350, GL350, E350, and CLS550—benefit most from this replacement. It’s not intended for front suspension systems.

How does Labwork Air Suspension Valve Block for 2006-15 Mercedes Benz ML350 2123200358 compare?

Compared to dealership OEM units, the Labwork valve block offers identical fitment at a significantly lower price. Unlike generic or universal air valves, it’s engineered specifically for Mercedes-Benz air suspension architecture, ensuring reliable communication with onboard sensors. While not a performance upgrade, it outperforms makeshift fixes like air spring bypasses or manual inflation kits by restoring full automatic leveling functionality. It’s a smarter long-term solution than temporary patches, though professional calibration may still be needed post-installation.