Cycle News

Cycle News 2019 Issue 10 March 12

Cycle News is a weekly magazine that covers all aspects of motorcycling including Supercross, Motocross and MotoGP as well as new motorcycles

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IN THE WIND P40 Ducati's Magic Starter T he Ducati drag links to the rear brake caliper seen at various tests were conspicu- ously absent on all the bikes at the Qatar MotoGP opener, but the so-called holeshot device was definitely there—as on-bike footage of Dovi's post-session practice start clearly revealed. Dovi gave the control three or four twists, and then one twist back before pulling up at the controlled-start position for his practice start. The Italian team chiefs com- plained to Dorna about the positioning of the on-bike cam- era. The next day the aim was revised to show only the rider's head, but Dorna cheekily filmed instead trackside at the practice- start area. They didn't spot him twiddling the control this time, but they did reveal how the bike was held in a squatting position, with the rear suspension held compressed. Details of the system remained obscure, with doubt over whether it acts only on the rear suspension, reducing squat or at both ends. By pre-compressing the rear suspension, it not only holds it low and stable off the line, but also saves any torque lost or time wasted (no matter how small) in compressing the suspension on take off. Hitting the brakes releases the suspension—a sudden transition that Jack Miller revealed is some- thing you have to get used to. But, he told the press, it works well at keeping the bike more level as it accelerates from rest. Miller also revealed, in an interview with Dorna, that he had been using the system since the Japanese GP last year, although Dovizioso apparently had not used it until this race. It is still not clear whether the system acts on the front suspen- sion. Earlier track systems de- veloped by Showa, like systems used in motocross, held the front forks compressed to lower the overall CG, but this doesn't ap- pear to be the case here. Michael Scott The Ducatis of Dovizioso and Miller were quick away from the start thanks to the much-lauded holeshot device, seen here with the dial on the triple-clamp. PHOTO: GOLD & GOOSE

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