For this, we would suggest you to refer the scooter manual as step-wise instructions are mentioned over there or connect to the nearest service center as they would be the better people to assist you in this case. You can click on the following link to see the details of the nearest service center and selecting your city accordingly - Service Center.
If your vehicle is manufactured after April 2019 you will get a provison in the wiring harness to connect you a small device. The price of the device is 2000/- should be connected and download Aprilia app and synchronize it. If you have an old vehicle,In order to get aprilia connectivity you will have to change the wiring harness and then buy connectivity app... Whole process will costs you around 7000+ Rs.
If any of the two conditions aren't met at the time of servicing, you would not be getting that service and it will be counted as the next one. Fore more details, you may refer to the service manual of the bike or visit the nearest authorized service center.
The Aprilia SR 160 BS6 does not have an speed lock, however, as you are facing an performance issue with the scooter, we'd suggest you to visit the nearest authorized service center and have the scooter inspected for the problem. Follow the link and select your desired city for service centers.
Suggest you immediately do the first service of this vehicle between 500-750 Kms of running. Please do not neglect servicing of your scooter. Do the servicing at a registered Vespa Scooter service outlet only.
Comfort for pillion = acessMore under seat space and leg space = acessMileage = acessSpeed = apriliaSafety = aprilia since abs is available in single channelAttractive = apriliaCost = acess