Aprilia Tuono V4 R
Although Aprilia's luono V4 R won't make it to the States until late 2011, it's a noteworthy bike v ith technology and design influences coming straight from its championship-winning sibling. The V4 R's 65 V-4 engine is a reconfigured version of the RSV4 mill that boasts 162 horsepower at the crankshaft and can be run on three different maps. The APRC Aprilia Performance Ride Control system is controlled by means of a joystick on the handlebar and induces ATC Aprilia Traction Control , with...
Harbor Treight Tools Limit I
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The Harley Stranglehold
The Harley-Davidson XR750 has been the workhorse of dirt track, winning so many races and championships that very few have ever considered challenging its supremacy. Werner knew that. Until 2010, his 150 victories were won with XR750s. And, other than the brief but brilliant run of Ricky Graham and Bubba Shobert on Hondas in the mid-'80s, and Graham's final title in 1993, no manufacturer, Japanese or otherwise, had been a serious threat since Kenny Roberts won the second of his Grand National...
Honda Cbr250r
Honda recently stirred up the American motorcycle market with the announcement of the CBR250R. The all-new machine is powered by a 249cc, DOHC sinqle-cylinder, fuel-injected engine that Honda built to be both sporty and em-friendly. The bore stroke dimersions of the CBR250R's liquid-cooled engine come in at 76 x 55mm and Honda quotes a compression ratio of 10.7 1. New to the Honda is the roller rocker arm system, which uses roller bearings as part of the rocker arms to actuate the valves....
Yamaha Super Tenere
Type Liquid-cooled, DOHC parallel-twin Induction Mikuni EFI w YCC-T. 46mm throttle bodies, single injector cyl. Front tire 110 80R-19 59v Bridgestone Battle Wing BW501 Rear tire 150 70R-17 69V Bridgestone Battle Wing BW502 Rake trail 28 degrees 5.0 in. i126mm Claimed wet weight 575 lb. 261 kg Seat height 33.3 in. 34.3 in. 845mm 870mm adjustable Probably the biggest issue with the Super T nSre other han its heft is the non-switchable ABS. While the advantages of ABS on less-than-perfect pavement...
Kawasaki N1nja 1000
Type Liqud-cooled, DOHC, transverse inline-four Displacement 1043cc Bore x stroke 77.0 x 56.0mm Compression ratio 11.8 1 Induction Keihin DFI. 38mm throttle bodies w oval sub-throttle plates, single injector cyl. chassis Front tire 120 70ZR-17 Dunlop D2I0F Sportmax Rear tire 190 55ZR-17 Dunlop D210 Sportmax Rake trail 24.5 deg. 4.0 in. 102mm Claimed wet weight 503 lb. 228kq full fuel, ready to ride torso despite outward appearances, don t expect any difference to the airflow on your helmet in...
Honda Cbiooor
of a fully adjustable 43mm inverted fork up front and an adjustable HMAS rear shock. As for the rubber, a 120 70ZR-17 radial tire on the front and 180 55ZR-17 radial tire on the rear keep this Honda planted to the ground. The 2011 Honda CBIOOOR's all-digital instrument display incorpo rates the tachome-.er and oflers the usual readouts. With styling touches limited to side radiator shrouds and a fork-mounted cowl fairing, trie CBIOOCR is a true naked bike. This versatile machine is offered in...
Aprilia Rs4125
The Aprilia RS4125, with its design derived from the Aprilia RSV4 factory machines, is every adolescent's dream. The modest machine houses an all-new '25cc liquid-cooled 4-stroke single-cylin-der engine and a six-speed gearbox to make full use cf available power. The design of the fairing and tank is identical to that ct Aprilia's lOOOcc machines and the exhaust of the RS4125 is integrated into the bike's lower fairing, giving the machine that true competition look. The Aprilia's frame is...
Archivist Thomas Voehringer
HENNY RAY ABRAMS, GRAEME BROWNE, ADAM CAMPBELL. ALAN CATHCART, KEL EDGE, GOLD GOOSE. JEFF HUGHES. MILAGRO, BRIAN J. NELSON. TOM RILES, KEVIN WING E-naii sportrider emaik ustom rservice.com. call 800 800-5667 or 3 6 447-6318 internationally , or write Sport Rider, P.O. Bo gt 420235, Palm Coast FL 32142-0235, Please include nam address and phone nuTiber on any inquiries. For change of address there is six wee lt s notice required. Subscription rates in the U.S. and pcssessions 10 issues for...
By Andrew Trevitt
Shortly after the final viotoGP round last year, the FIM released rules for the new four-stroke Moto3 class, which is slated to replace the 125cc class in 201 . With this change, next year will be the last for two-strokes in any Grand Prix class and mark the end of an era lasting nearly 40 years. Fron the first official season of FIM-sanctioned motorcycle roadracirg in 1949 until the early '60s, fcur-strokes ruled the Grand Prix grids. Through the '60s. two-strckes became more dominant in the...
Cover Story 2011 Kawasaki Zxior New Generation Ninja
Kawasaki's new literbike heralds the next generation of traction control-one that can actually predict and adapt to a loss of rear tire grip Subtle modifications-plus the addition of a full fairing-give the ZIOOObased Ninja 1000 all the credentials for a do- t-all sportbike 38 1ST E .2012 YAMAHA SUPER TENERE RALLY POINT Yamaha brings the Super Tenere adventure-tour bike to the States iMsKea SixjiaVJiicjs h riuilntsmg, MypMwas to AJ