This is a 2006 Yamaha YZF-R6 that’s remained untouched and unused in its factory crate since it was delivered new to the dealer over 20 years ago.
Yamaha’s R6 is one of the most beloved (and begrudgingly respected by its competitors) middleweight superbikes of its time, and the 2006 model came with a slew of major upgrades – including an all-new, more powerful engine with an advertised redline of 17,500 rpm.
Fast Facts: A Factory-Crated Yamaha YZF-R6
- Yamaha introduced the YZF-R6 in 1999 as a high-performance 600cc sportbike developed under project leader Kunihiko Miwa. Designed to compete with the best middleweight motorcycles while keeping pace with the larger R1, it had a 599cc inline-four producing a claimed 118 bhp, an aluminum Deltabox frame, and fully adjustable suspension.
- The R6 underwent continuous development, it got fuel injection in 2003 and upgraded suspension and brakes in 2005. The extensively redesigned 2006 model introduced a new engine, titanium valves, a slipper clutch, and electronic throttle control.
- The R6 established an impressive racing record, securing 10 World Supersport riders’ championships between 2000 and 2022. Yamaha discontinued the road-going European model after 2020, shifting toward track-only versions. The three-cylinder YZF-R9 replaced it in World Supersport competition for 2025, winning the championship in its debut season with Stefano Manzi.
- The 2006 Yamaha YZF-R6 50th Anniversary Edition featured here has remained unused inside its original factory shipping crate for 20 years. Finished in yellow, white, and black Speed Block livery, it retains its unopened factory accessory boxes and original Manufacturer’s Certificate of Origin.
History Speedrun: The Yamaha R6
Yamaha took its last orders for the R6 on August the 31st, 2026, these final machines are track-only race bikes, built to order for Japanese buyers, and deliveries begin on February the 26th, 2027. That will officially end a model line that began with the 1999 road bike, a 600 with a 15,500 rpm redline whose engineers were told to beat every other 600 on sale.
This is a 2006 Yamaha YZF-R6 that’s remained untouched and unused in its factory crate since it was delivered new to the dealer over 20 years ago.
Built To Beat The R1
The R6 was the second step in what Yamaha called its “European Motorcycle Strategy,” after the YZF-R1 of 1998. Perhaps unsurprisingly, both bikes had the same project leader, Kunihiko Miwa. The Yamaha R1 team spent time riding in Europe in March of 1995 to work out what their bike should be, and the R6 team made the same trip the following summer, with the same intentions.
Yoshihiko Takeuchi, a member of the development team, said in an interview published in early-1999 that he would have preferred the bike to replace the YZF600R Thundercat, because he didn’t want it seen as a “lesser” R1. The team’s answer was to treat the R1 itself as their target. Yasunobu Kano, who laid out the frame, said he tried as far as possible not to look at the then-current R1 or talk to its engineering team.
Yamaha’s formal brief asked for the best performance of any 600 superbike in the world at the time, a motorcycle that wouldn’t be left behind when ridden alongside an R1, and the strongest possible base for Supersport racing. Miwa added a number of his own – 200 PS per liter (197 bhp). He wanted to make an impact on the market, and by the time the bike was arriving at dealers, it was clear that he’d succeeded.
Yamaha R6: Engine + Chassis
The engine was a new 600cc (actually 599cc) inline-four with double overhead cams, four valves per cylinder and an over-square 65.5 mm bore and 44.5 mm stroke. The cylinders were cast in one piece with the upper crankcase and plated rather than sleeved.
Compression was 12.4:1, Keihin CVRD37 carburetors with a throttle position sensor drew from a ram-air intake. Yamaha claimed 120 PS (118 bhp) at 13,000 rpm with the ram-air effect included, along with 50 lb ft of torque at 11,500 rpm. The 6-speed gearbox and wet multi-plate clutch were sized for a 750 so the bike would survive hard use on the track.
Yamaha’s R6 is one of the most beloved (and begrudgingly respected by its competitors) middleweight superbikes of its time, and the 2006 model came with a slew of major upgrades – including an all-new, more powerful engine with an advertised redline of 17,500 rpm.
The frame was an aluminum twin-spar Deltabox II that used the engine as a stressed member. Yamaha said it was 18% stiffer in torsion than the earlier YZF600R’s frame at half the weight. Mounting the compact engine well forward allowed a 1,380 mm (54.3 inch) wheelbase with a swingarm more than 10% longer than on the YZF600R.
Rake was 24º and trail 81 mms, spension was a fully adjustable 43 mm KYB conventional fork and a fully adjustable rear shock with a piggyback reservoir. The front brakes paired twin discs with the R1’s one-piece four-piston calipers, and a single disc was fitted at the rear. The dry weight was 169 kgs (373 lbs).
Reception + Rivals
The R6 went on sale in the US for 1999 at $7,999 USD, the same as Kawasaki’s ZX-6R, $100 USD more than Honda’s new CBR600F4 and $200 USD more than Suzuki’s GSX-R600. Cycle World magazine tested it against all three, plus the Ducati 748 and Laverda 750S Formula, in April of 1999.
The Yamaha made the most power on the dyno, 95 bhp at the rear wheel, recorded the highest top speed at 160 mph, and was named the best middleweight sportbike of the year. Despite this, editor Jimmy Lewis thought it “too much of an expert’s bike.”
Through the 2000s, the R6’s main rivals were Honda’s CBR600RR (new for 2003), Kawasaki’s ZX-6R, Suzuki’s GSX-R600, and Triumph’s three-cylinder Daytona 675.
Development + The Redline Affair
The 2003 model was given fuel injection and a new Deltabox III frame, and the 2005 update brought an inverted fork and radial-mount front brakes.
The 2006 R6 was a new machine – its 67.0 mm by 42.5 mm engine had titanium valves, a slipper clutch and Yamaha’s YCC-T ride-by-wire throttle, in which the ECU opens the throttle butterflies in response to the twistgrip instead of a cable. Yamaha quoted 127 PS (125 bhp) at 14,500 rpm, or 133 PS (131 bhp) with ram air, and a dry weight of 161 kgs (355 lbs).
The 2006 R6 was a new machine compared to the earlier bikes – its 67.0 mm by 42.5 mm engine had titanium valves, a slipper clutch and Yamaha’s YCC-T ride-by-wire throttle, in which the ECU opens the throttle butterflies in response to the twistgrip instead of a cable.
Yamaha advertised the 2006 bike’s redline as 17,500 rpm, and the tachometer duly showed that figure at the limiter, but dyno runs of customer bikes found the engine stopping itself at around the 16,000 rpm mark. In early-2006 Yamaha’s US arm wrote to buyers that the tachometer read roughly 9% fast and offered to repurchase any 2006 R6 whose owner was unhappy.
Racing + The End
Jörg Teuchert gave the R6 its first World Supersport riders’ title in 2000, Cal Crutchlow (2009), Chaz Davies (2011), Sam Lowes (2013), Lucas Mahias (2017), Sandro Cortese (2018), Randy Krummenacher (2019), Andrea Locatelli (2020), and Dominique Aegerter (2021 and 2022) added nine more. A remarkable haul by any standard.
In November of 2020 Yamaha announced that 2020 would be the road-going R6’s final model year in Europe, where it would not be re-engineered for Euro 5 emissions rules. From early-2021 Yamaha Motor Europe sold it as the track-only R6 Race. World Supersport opened its rules to larger engines from 2022, and Yamaha’s entry moved in 2025 to the three-cylinder 890cc YZF-R9, which won the title in its first season with Stefano Manzi.
The 2006 Yamaha YZF-R6 Shown Here
This is a 2006 Yamaha YZF-R6 50th Anniversary Edition that was delivered new to the selling dealership, where it’s remained unused in its original shipping crate for the past 20 years. The bike has never been started or ridden, and the additional factory equipment the came with it remains in two unopened boxes secured to the crate.
It’s finished in Yamaha’s distinctive yellow, white, and black 50th Anniversary livery, complete with the company’s traditional Speed Block graphics. It has a die-cast aluminum Deltabox frame, 17-inch five-spoke alloy wheels, adjustable suspension with a 43 mm front fork and a rear monoshock, and triple disc brakes.
As you would expect, power comes from a liquid-cooled 599cc DOHC inline-four with four valves per cylinder, electronic fuel injection, and four 40 mm throttle bodies. This engine is paired with a 6-speed transmission and chain final drive.
This is a 2006 Yamaha YZF-R6 50th Anniversary Edition that was delivered new to the selling dealership, where it’s remained unused in its original shipping crate for the past 20 years. The bike has never been started or ridden, and the additional factory equipment the came with it remains in two unopened boxes secured to the crate.
It comes in its original steel shipping crate, complete with the cardboard outer covering and unopened accessory boxes. As it’s never been sold to a private owner, it’s not been issued a title and is instead accompanied by its original Manufacturer’s Certificate of Origin.
It’s being offered for sale out of Grand Island, New York by the selling dealer and you can visit the listing here if you’d like to read more about it or register to bid.
Images courtesy of Bring a Trailer
Articles that Ben Branch has written have been covered on CNN, Popular Mechanics, Smithsonian Magazine, Road & Track Magazine, the official Pinterest blog, the official eBay Motors blog, BuzzFeed, Autoweek Magazine, Wired Magazine, Autoblog, Gear Patrol, Jalopnik, The Verge, and many more.
Silodrome was founded by Ben back in 2010, in the years since the site has grown to become a world leader in the alternative and vintage motoring sector, with well over a million monthly readers from around the world and many hundreds of thousands of followers on social media.
