We offer genuine Yamaha rear shock absorbers for 2018-2019 Yamaha Sno-scoot 200 models. We sell these shocks individually and include the four mounting bushings. The spring and spring keepers are not included. The two part numbers included when you make your purhcase here are 8ML-G7480-00-00 and 8ML-G7538-00-00 (x4). These parts typically ship about 5 business days after the purchase is made.