Yamaha YZ250F 2019


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Description

2019 Yamaha YZ250F HIGHLIGHTS CONQUER DIRT With an all-new engine, new frame, new bodywork, electric start, Power Tuner app and more, the 2019 YZ250F is ready to roost the competition with features never before seen in the 250 cc class. ENGINE An updated cylinder head, piston, cam profiles, cylinder geometry and much more work together to give YZ250F riders the best balance of high-rpm power with a broad, useable powerband. CHASSIS Yamaha's bilateral beam frame features new main spars, engine mounts and engine mounting position to further centralize mass and provide an ideal balance between cornering feel and straight-line rigidity. Class-leading suspension features revised settings to match the YZ250F's updated frame and engine layout. POWER TUNER APP Yamaha broke new ground when the Power Tuner app was introduced on the 2018 YZ450F, putting flexibility and precision tunability into your smartphone. This technology carries over to the 2019 YZ250F, allowing riders to make fueling and ignition timing changes instantly and upload them to the bike via the onboard Wi-Fi system. It's the ultimate in trackside tuning! Features may include: ENGINE The updated, fuel-injected engine delivers outstanding engine character with a focus on top-end power delivery. "Reversed" liquid-cooled, 250cc, DOHC, 4-valve (titanium), single-cylinder engine with fuel injection. excellent "ride ability and controllability" broad power from low rpms right through to high rpm with excellent power characteristics Rearward slanted, reversed cylinder design./p> rearward slant moves a significant amount of rotating weight toward the centre of the chassis, centralizing mass for light, agile handling cylinder angle reduced one degree to 5.2 degrees to accommodate new frame CHASSIS Compact bilateral beam aluminum frame. new frame and engine for 2019 larger upper frame bracing improves rigidity and durability wider rear frame spars and new engine mounts centralize mass and improve bump absorption, stiffness and feeling of grip Lightweight, tapered aluminum swingarm. lightweight design reduces unsprung weight for excellent suspension performance excellent rear wheel traction and control large 25 mm rear axle DETAILS Convenient oil level sight glass Lightweight, extra wide foot pegs Folding shift lever tip Lightweight chain guide / support helps reduce chance of chain derailment and helps protect rear sprocket Lightweight battery bracket Heavy duty rubber swingarm protector (chain)
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