Duringour testing, we found that the 2016 Softail Slim S averaged a fuel economy of 38.95 miles per gallon. This figure was obtained through a combination of city and highway riding, representing real-world conditions that most riders would encounter. The exact specifications may vary depending on the model year, but generally, it offers FLS(Softail Slim S, Fat Boy S) 2016 - 2017: YTX20L-BS: Harley-Davidson: cc: FLS (Softail Slim S, Fat Boy S) 2016 - 2022: YTX20L-BS: Harley-Davidson: cc: FLS (Softail Slim S, Fat Boy S) 2016 - 2023: YTX20L-BS: Harley-Davidson: 1690cc: FLS (Softail) 2012 - 2017: YTX20L-BS: Harley-Davidson: 1690cc: FLS (Softail), FXS: 2012 - 2017: YTX20L-BS: MakeFrom To Harley Battery Code Direct Replacement Lithum; Harley Davidson FLD 1690 Dyna Switchback ABS: 2012: 2016: 65989-97A: VTB-1: VTB-1 Lithium: Harley Davidson FLS 1690 Softail Slim ABS Thenew-for-2016 Slim S takes the cake as the cock-of-the-walk with the massive, 110-inch (1,802 cc) Twin-Cam 110B that comes already stuffed with Screamin' HarleyDavidson Softail Slim: Year: 2016: Category: Custom / cruiser: Price as new: US$ 14899. Euro 19745. MSRP depends on country, taxes, Fits2012-2017 / 2018-2021 Softail Slim. Softail Slim® Windshield Features • Freedom AirCurve design – our recurve drives the airflow 2″-3″ higher than medium-tinted, windshield today. I immediately installed it on my 2016 Harley FLSTC and took it for a short 30-mile ride. Wow! What a huge difference over the clear, 20″, after Used2016 Harley-Davidson Softail Slim S Motorcycles For Sale: 26 Motorcycles Near Me - Find Used 2016 Harley-Davidson Softail Slim S Motorcycles on Cycle Trader. Factory Specs for 2016 Harley-Davidson SOFTAIL SLIM S. Electrical. Lighting: High Beam, Neutral, Low Oil Pressure, Turn Signals, Engine Diagnostics, Security System (optional), 6 Thebase price of the 2016 Harley-Davidson Softail Slim Motorcycle is $14899. This is $487.50 less expensive than its competition.. The V Twin engine in the 2016 Harley-Davidson Softail Slim Motorcycle has a displacement of 1690 cc which is 1.69% less than its competition.. The 2016 Harley-Davidson Softail Slim Motorcycle weighs 677 lbs DQmOY.