- DURABILITY: The MVPTruckParts Air Spring Bags showcase robust quality with each part number etched onto durable 4.5 - 5.00 mm rubber, ensuring long-lasting performance that meets OEM standards.
- COMPATIBLE WITH: 8855, W01-358-8855, 1R12-644, 91019P552, 566.ER8855
- PREMIUM BUILD: These air spring bags feature a heavy-duty build, reinforced with 4140-grade steel studs that are 25% stronger, offering increased durability for long-lasting performance under challenging conditions.
- WARRANTY AND FITMENT ASSURANCE: Our confidence in the quality of our air spring bags is affirmed by a trusted 3-year unlimited mile warranty, underscoring our commitment to product excellence and superior customer service.
- EASY INSTALLATION: The advanced composite pistons within our air spring bags are rigorously tested for leaks to ensure leak-resistant performance, providing the utmost reliability post-final assembly and an easy installation process.


