The 553 uses a heavy duty wide based suspension unit fitted with a T3 seat upper.

It will give good upper body support and still fit small cabin trucks.

• 125mm air suspension stroke
• 60mm seat height and tilt
• 50-155kg weight adjustment
• Full seat back angle recline
• 200mm slide rail adjustment
• Provision for second damper
• 5 position lumbar adjustment Suspension cover