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New cylinder head with redesigned intake port shape for improved low-to-midrange power
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Revised carburetor settings for improved low-to-midrange power
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New piston oil control rings featuring chrome-nitride coating for improved sealing and reduced friction
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Revised ignition mapping for increased power output especially at low-to-midrange rpm
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Higher final drive ratio, (49/14 to 48/14), for easier power delivery control at all rpm
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Reshaped shift fork guide pins for more positive feeling gear shifts
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Relocated hot-start lever for easier access
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Modified steering head pipe for improved frame rigidity
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New swingarm with increased main beam diameter for improved traction and straight line stability
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New front fork and rear shock settings for improved cornering and straight line performance
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New rear brake caliper with higher rigidity for increased stopping power and better brake feel
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Compact 450cc, 4-stroke, liquid-cooled, DOHC, 4-valve engine - lightweight design with emphasis on broad power delivery
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Narrow cylinder head design featuring shim-under-bucket valve train with titanium valves for reduced reciprocating mass
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Lightweight hollow-type camshafts with carburized surface treatment for durability and high lubrication qualities
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Durable forged-aluminum piston with tin plating and oil retaining grooves to reduce friction and wear
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Electro-plated aluminum cylinder bore for increased durability and heat transfer
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Keihin™ FCR40 carburetor with hot start system and throttle-position sensor
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Lightweight exhaust system with titanium head pipe with large-capacity stainless-steel secondary pipe and aluminum muffler
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Automatic decompression system for easy kick starting
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Suzuki Advanced Sump System permits low crankshaft placement for reduced engine height and low center-of-gravity
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Suzuki Active Vent System - reduces crank chamber pressure and enhances piston ring seal performance
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Four-speed transmission for weight reduction and compact engine size
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Counterbalancer shaft gear-driven off the magneto rotor to reduce engine vibration without adding to engine size or weight
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Attractive aluminum twin-spar frame designed for optimum strength, rigidity and weight
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Aluminum swingarm with tapered beam design similar to RM250 - features cast-aluminum cross beam to improve straight-line performance
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RM250-type rear suspension linkage - allows smooth movement of the rear shock and linkage for improved rear wheel traction
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Lightweight chain guide design similar to RM125/250 - cutaway design reduces weight
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Showa-brand cartridge-style front fork with 47mm inner tube, plus 22-way compression damping, 20-way rebound damping and 12.2 inches. of wheel travel
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Showa-brand rear shock absorber with large 50mm piston and 18mm inner rod for increased oil flow and stable damping performance
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Large 250mm front disc brake designed for reduced weight and high durability - includes Kevlar brake hose for low expansion rate and improved brake lever feel
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Compact 240mm rear disc brake with lightweight caliper body similar to RM-Z250
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New-style wheels, spokes and spoke nipples designed for the best balance of weight, rigidity and overall wheel strength
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New-style front and rear wheel hubs designed for reduced weight and added strength - provides more rigid assembly when combined with larger axle, new spoke design and wide wheel bearing pitch
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Specially-designed Bridgestone tires with large contact patch for improved traction and acceleration - 90/100-21 front, 120/90-19 rear - wider than competing models without weight increase
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Renthal tapered aluminum handlebars with Renthal-labeled handlebar pad
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