1T15M4 CB 1/2NPT2BN PST

This listing is for a high-quality set of OEM Firestone Airsprings that are designed to fit Peterbilt, Kenworth trucks with precision. The airsprings are made with durable materials and are built to last for an extended period of time. They come with a 1-year warranty.alternate numbers such as 352-8813, 8813, AB1DK23I8813, and AB28DK23I-8813. They are compatible with various (Peterbilt Rear Flex Air) (Kenworth Rear AG380 Airglide )models and are sure to provide your truck with a smooth and comfortable ride.