It is not possible to add another gear to the transsmission. 960 mm (37.8 inches) If adjustable, lowest setting. KTMsSuck351, July 11, 2014 in WR400F/426F/450F. Porting the head made the power band wider so I get more torque at 3000rpm, where most of the slow stuff happens.  Yamaha planned on building 250 2-Tracs in 2004, but only a few were built, which were used for enduro racing. https://www.yamahamotorsports.com/off-road/models/2016/wr450f, Third generation: Yamaha WR450F - 2003-2006, Fourth generation: Yamaha WR450F - 2007-2011, Fifth generation: Yamaha WR450F - 2012-2015, Sixth generation: Yamaha WR450F - 2016-2018, http://www.yamaha-motor.com/sport/products/modelspeccompare/210/1132/0/compare.aspx, "2005 WR450F vs CRF450X Comparo Conclusion", https://en.wikipedia.org/w/index.php?title=Yamaha_WR450F&oldid=937704891, Articles with unsourced statements from September 2017, Wikipedia articles needing clarification from September 2017, Creative Commons Attribution-ShareAlike License, Front: Kayaba inverted fork; fully adjustable, 426cc displacement, updated clutch basket, 450cc displacement, automatic decompression exhaust cam and electric starting, side access airbox, Aluminium frame, new headlight, LED taillight, revised, 1998-1999: 1,495 mm (59 in) 2000: 1,490 mm (59 in), Titanium five-valve, 426 cc, 95mm x 60.1mm stroke, compression ratio 12.5:1, Titanium five-valve, 449 cc, 95mm x 63.4mm stroke, compression ratio 12.3:1, 2.6 US gal (9.8 l; 2.2 imp gal) 2003-2005, 2.1 US gal (7.9 L) 2006, Fuel-injected, Titanium four-valve, 97.0 mm x 60.8 mm stroke, compression ratio 12.5:1, This page was last edited on 26 January 2020, at 18:56. Gear it up for 110 (15/45) and add a Rekluse CORE 3.0 for the slow stuff. Like the YZ400, it was considered to be a groundbreaking model in motorcycle history, ushering in the four-stroke era which ended the dominance of two-stroke engines in motocross and offroad racing.  A beefier YZ style clutch basket and plates than those on the WR400 improved clutch performance. Bikez.com has been
First offered in 1998 at 400cc, it shared many components and design concepts with the YZ400F motocross model. Over much of its life the weight of the WR450F has remained fairly constant ranging from 244 to 249 pounds dry weight. I am a experienced desert rider and WR stock will get to only about 85 and thats pushing it wide open. The pro's don't even add the CORE, they just go faster in the slow stuff. For 2003, the engine displacement was increased to 449 cc (27.4 cu in), the fuel tank was reduced to 2.6 gallons  and the bike came with an electric starter as standard equipment. You need to be a member in order to leave a comment. It currently has a 450 cc (27 cu in) liquid-cooled single-cylinder engine. The porting compensates. Pictures, trademarks and logos of third parties are the exclusive property of the respective owners. Pictures, trademarks and logos of third parties are the exclusive
I don't like them either. Copyright© ThumperTalk, Inc. - All rights reserved.  A maximum of 15% of the power was transmitted to the front wheel at any time. I find the stock pack to have by far the best feel and engagment point. Technical specifications are subject to change without notice. I am a experienced desert rider and WR stock will get to only about 85 and thats pushing it wide open. Design and look for the 2015 Yamaha WR450F: (76.6 out of 100) Click here for complete rating. WR-F specific features include a wide-ratio transmission – 5-speed on the WR450F and 6-speed on the WR250F – as well as a mass-centralized design with an easy-access top mounted air filter. Is there any type of kit that has wider ratios or a 6 speed tranny conversion for a 2011 WR450? Check out the detailed rating of off-road capabilities, engine performance, maintenance cost, etc. I've tried a few, and they always come off. developed by low-cost software development company. 2015
, Yamaha introduced the WR 400F in 1998.  The 2006 WR weighed in at 249 pounds dry and produced 42 horsepower.. MSRP depend on country, taxes, accessories, etc. Design and look for the 2015 Yamaha WR450F.