2015 RZR 170 EFI 2015 Polaris® RZR® 170 EFI Features May Include Electronic Fuel Injected (EFI) 169cc engine EFI for consistent starting, improved idle quality, and a crisp linear throttle response. Parent Adjustable Speed Limiting Easily select from a 15 MPH restricted mode, or unrestricted 29 MPH based on rider skill level. EFI provides more accurate speed control in all operating conditions when compared to a mechanical throttle limiter. Standard Safety Features Includes 2 youth helmets, one-piece side nets, seat belts, daytime running lights, and a safety whip flag as standard equipment. Disc Brakes Front and Rear Young riders love getting out to explore, disc brakes front and rear make sure they can stay in control wherever the trail takes them. Suitable for ages 10 and over This vehicle is for recreational use by young operators under adult supervision and for drivers and passengers over the age of 10.