For 2011 Suzuki has taken the reigning FIM/AMA Supercross Championship winning RM-Z450, and have fine-tuned it into an even more potent machine. The 2011 RM-Z450 has undergone numerous updates: It now meets a stricter AMA noise limit (94 decibel) while keeping smooth engine output; the compression ration has been increased from 12.2:1 up to 12.5:1 for higher output; intake and exhaust timing has been changed for better engine feeling with lower noise output; and ECU settings have been updated for more linear acceleration and improved over-rev. In addition, Suzuki has also focused on making tuning and maintenance easier on the 2011 RM-Z450; two optional couplers come with the unit to change the EFI setting (richer and leaner), and a convenient fuel line cap is included for regular maintenance.
What you have with the 2011 RM-Z450 is a cutting-edge open-class motocross ride that's more potent than ever. As a racer, you want quick, laser-accurate steering and confidence-inspiring high-speed handling in one package. And you want a high performance machine with a racing pedigree that enables it to be competitive right out of the crate. Here in the U.S. and around the globe, the RM-Z450 has helped racers collect wins and trophies, fiercely competing in venues from the World MX1 series to America's AMA Supercross championship. It’s no secret that Champions Choose Suzuki!
Rear: 110/90-19 62M tube type
Rear: Swingarm, link type, coil spring, oil damped
|The RM-Z450's slim chassis design makes for a comfortable riding position, opening up the cockpit to help allow the rider to actively take control of the machine.|
|Class-leading 47 mm Showa inverted forks provide optimum wheel travel and are compression-and rebound-damping adjustable.|
|A Showa piggyback-reservoir rear shock with high / low-speed compression damping adjustment and rebound damping and spring preload adjustments. The rear shock, working through Suzuki's superlative rising-rate linkage system, provides 310 mm of wheel travel, delivering maximum traction.|
|The RM-Z450's twin-spar aluminum frame and swingarm was developed and refined for a highly optimized balance between rigidity and superb high-speed traction. The lightweight swingarm helps enhance terrain-traversing performance over bumps.|
|Race-inspired disc rotors offer enhanced cooling performance and efficient mud slinging.|
|A stylish two-tone radiator shrouds accentuate the RM-Z450's agile looks.|
|The RM-Z450 comes with a gripper seat, with projected cross-shaped patterns on the top surface to provide additional grip.|
|The RM-Z450's 449 cc 4-stroke, liquid-cooled, DOHC, 4-valve, fuel-injected engine was developed and refined to deliver phenomenal idle-to-redline thrust.|
|The lightweight, battery-less, motocross-use electronic fuel injection system uses progressive throttle linkage for efficient power delivery.|
|A 12-hole fuel injector delivers a fine fuel / air mist for efficient operation.|
|The RM-Z450's aluminum cylinder is treated with Suzuki Composite Electrochemical Material (SCEM) coating, and was built for durability, light weight and efficient heat transfer.|
|For 2011, the RM-Z450 meets stricter AMA noise limit (94 db) while keeping smooth engine output.|
|Suzuki's class-leading fuel-injection system uses technology from Suzuki's championship-winning models-the GSX-R motorcycles and the QuadRacer R450 ATV. The RM-Z450, the first motocross bike to ever use fuel injection, has won both outdoor championships as well as a Supercross championship.|
|A five-speed transmission provides extra flexibility, offering gear ratios suited for various terrains and conditions.|
|The RM-Z450 has a link-type shifting system, which offers smooth transitions through the gears.|
*Suggested Retail Price (SRP) excludes destination charge. Visit powersports.honda.com to view applicable destination charge amount.