Lowering: from -80mm to + 20mm Thanks to the advanced 24-step hardness adjustment, you can adjust the suspension to your own needs, making it extremely hard or set the hardness similar to the series. The set consists of: 4 springs 4 key threads Product covered by a 24-month warranty Spring RateFront 7KGRear 6KGO : from -80mm to + 20mm Thanks to the advanced 24-step hardness adjustment, you can adjust the suspension to your own needs, making it extremely hard or set the hardness similar to the series. The set consists of: 4 springs 4 key threads The product is covered by a 24-month warranty.