Description

Part Number: 3B12‑328
Type: Air spring bellows (rubber bladder only)
Manufacturer: Continental ContiTech (formerly Goodyear)
Application: Heavy‑duty truck and trailer suspension systems
Function: Supports vehicle load, absorbs road shock, and maintains proper ride height
This part refers to the rubber air spring bellows only, not a complete air spring assembly.
Mounting plates, pistons, or hardware are typically sold separately unless listed as a kit.
Typical Uses
Semi‑truck rear suspension
Trailer suspension systems
Vocational and heavy-duty commercial vehicles