Air Spring is Regenerated OE Vibracoustic part. Brand: Audi Model: A6 (4F / C6 / Allroad) Side: Front Installation Side: Left / Right Part: Air Spring (Regenerated) Warranty: 2 years --------------------------------- OEM Part Numbers: Left Air Suspension part number: 4F0616039N, 4F0616039P, 4F0616039Q, 4F0616039S, 4F0616039R, 4F0616039T, 4F0616039AA Right Air Suspension part number: 4F0616040N, 4F0616040P, 4F0616040Q, 4F0616040S, 4F0616040R, 4F0616040T, 4F0616040AA 4F0616040AA, 4F0616040S, 4F0616040, 4F0616039AA, 4F0616039S, 4F0616039, 4F0498085