6PK1778 Gates Belt Mercedes Benz C220 Gates Belts are higher shock load resistance and runs cooler and quieter. Improved stability and flexibility - suitable for smaller pulleys with small wrapping angles. Low stretch, maintenance-free performance. High precision forming/grinding. Made of high modulus, thermally active tensile cords. Ensures exact size, precise top width, dimensional control and angle. Meets or exceeds JASO E108 specification. Lot: 1. (picture is for illustration purpose only).