The Grammer 90.6 Series heavy-duty air bag or air spring system is engineered to meet rigorous standards, including a factory certification for accommodating occupants weighing up to 160 kg. This system is designed for retrofitting purposes only, ensuring that existing vehicles or equipment can be upgraded with this advanced suspension technology. Ideal for heavy-duty applications, the 90.6 Series offers enhanced comfort and stability, making it a reliable choice for operators who demand durability and superior performance in challenging conditions.