Upgrade your Freightliner's suspension system with this heavy-duty air spring bag (Part #18-29919-000). This robust cab air suspension component features a durable black textured exterior with a sleek chrome accent ring for enhanced aesthetics and longevity. The air spring bag is designed with precision to provide optimal support and cushioning for your truck's cab, ensuring a smoother, more comfortable ride across various road conditions. The unit comes with a brass fitting for secure air connection and includes internal reinforcement for extended service life. This replacement part is specifically engineered to maintain proper cab height and stability while absorbing road shock and vibration. Perfect for fleet maintenance or individual truck owners looking to restore their vehicle's original ride quality and performance. Each unit comes carefully packaged in a protective box to ensure it arrives in perfect condition for installation. OE MFG: FREIGHTLINER TRUCK PARTS OEM Reference: 18-29919-000 Cross Reference: FREIGHTLINER TRUCK PARTS : 18-29919-000; MACK : 8633-1S5176 : OTHER : 1S5-176, 7202, 7206, E-FS7202, E-FS7206