# CTY21008 1 Miles 2021 YAMAHA YZ85, Victory: Never Given, Always Earned;;Step up to the perfect bike and earn victory after victory aboard this lightweight, 2-stroke that boasts reliability and agility. ; Top Features YPVS Two-Stroke Power: The 85cc liquid-cooled, two-stroke engine features the Yamaha Power Valve System for broad, tractable power across the rev range without losing peak power at high rpm. Fully-Adjustable Suspension: Lightweight 36mm KYB inverted cartridge fork features low-friction outer tubes, plenty of travel and external compression and rebound damping adjustability, mated to a race-proven fully-adjustable rear shock. Adjustable Rider Ergonomics: The four-position adjustable handlebar mounts and taper-style handlebar allow the rider to tune the ergonomics to suit their size and preferences. High-Spec Wheels and Brakes: Lightweight 17-inch front and 14-inch rear rims are durable and reduce unsprung weight for optimal suspension performance while the big 220mm and 190mm disc brakes offer precise control and feature Dunlop MX3S knobbies for exceptional traction. Engine Features Potent YPVS Two-Stroke Engine: The 85cc liquid-cooled, two-stroke engine features the Yamaha Power Valve System for broad, tractable power across the rev range without losing peak power at high rpm&#8212improving driveability and reducing the need for frequent shifting. Tuned Crankcase and Intake: The crankcase design features a spacer-style reed valve intake for improved gas flow, which inhales through a 28mm Keihin flat-slide carburetor for seamless throttle response. Tuned Expansion Chamber: Carefully matched to suit the YPVS engine, the exhaust expansion chamber optimizes gas flow for enhanced power delivery, especially in the low- and mid-range. Durable Transmission: The transmission features oversized gears to provide enhanced gear engagement and smoother shifts. High Capacity Radiator: Lightweight radiator has large cores and louvers, and the water pump features a cast aluminum (vs. resin) impeller for maximum cooling efficiency.