511 seats use the wide base 51 suspension as this gives more stability and longer life in rough conditions.

A second damper can be fitted in large tyre applications eg wheel loader.

• 100mm mechanical coil spring suspension stroke
• 50-120kg weight adjustment
• 60mm seat height and tilt adjustment
• Full seat back recline
• 200mm slide rail adjustment
• Suspension cover
• Provision for second damper
• 5 position lumbar adjustment