with 8% less pressure than standard version. For rear mounting, delivery including sliding ring bearing. During installation of the slide bearing, the compression spring is no longer directly on the converter pulley, this prevents the spring from twisting. This significantly reduces the usual vibrations, and this sliding ring also ensures much better switching behavior and smooth running behavior of the engine. Number of springs: 1 pc. Main color: blue Type/kind: Item Design: springs Variation: compression spring