Welcome Kymco Owners!
Yesterday when I was installing my malossi multiyear and 1500 contra spring I played with the white one that comes with the multiyear and it did seem very close to the stock one...
..wish i knew what hp nina is generating...
The thing there is the OEM was most likely "soft" by the time you traded. I ran the yellow that came with mine for about 2 years before I got a 1500, and It was night, and day. Again... My yellow was most likely soft by then.