Features Road Under the influence By Wendy Booher published 9 September 2007 Starting Thursday, September 6, defending world downhill champion Sabrina Jonnier will need to... Comments Image 1 of 24Jonnier's Iron Horse Sunday World Cup(Image credit: Wendy Booher)Metal to the pedal(Image credit: Wendy Booher)WTB provides Jonnier(Image credit: Wendy Booher)There's no question(Image credit: Wendy Booher)Rock Shox's new Vivid 5.1 rear shock(Image credit: Wendy Booher)A small piece of foam(Image credit: Wendy Booher)Jonnier runs DT Swiss 440 FR hubs(Image credit: Wendy Booher)The Rock Shox Boxxer(Image credit: Wendy Booher)Sabrina Jonnier just seconds after winning her second national downhill title.(Image credit: Wendy Booher/Cyclingnews.com)Brand new national champ Sabrina Jonnier basks in the glory.(Image credit: Wendy Booher/Cyclingnews.com)Already resplendent in rainbow stripes, Sabrina Jonnier will add the "bleu, blanc, rouge" jersey to her collection.(Image credit: Wendy Booher/Cyclingnews.com)Something to smile about : Jonnier takes home the title.(Image credit: Wendy Booher/Cyclingnews.com)"S" marks the top tube of Sabrina Jonnier, super downhill racer.(Image credit: Wendy Booher/Cyclingnews.com)Rock Shox's new Vivid 5.1 rear shock : nothing beats the buttery smoothness of a coil spring.(Image credit: Wendy Booher/Cyclingnews.com)The rear derailleur housing is heavily armored to protect against damage.(Image credit: Wendy Booher/Cyclingnews.com)The Rock Shox Boxxer World Cup offers 203mm of bump-eating travel, while remaining among the lightest of its class.(Image credit: Wendy Booher/Cyclingnews.com)Jonnier's Iron Horse Sunday World Cup sports a set of well-used Avid Code brake levers.(Image credit: Wendy Booher/Cyclingnews.com)Metal to the pedal : Crank Brothers' Mallet M keeps Jonnier securely attached as she hurtles herself down the mountain.(Image credit: Wendy Booher/Cyclingnews.com)WTB provides Jonnier with its lightweight Devo saddle.(Image credit: Wendy Booher/Cyclingnews.com)There's no question as to who this Iron Horse belongs to.(Image credit: Wendy Booher/Cyclingnews.com)World Champion duo Jonnier and Iron Horse.(Image credit: Wendy Booher/Cyclingnews.com)A small piece of foam keeps debris from getting jammed behind the lower suspension link.(Image credit: Wendy Booher/Cyclingnews.com)Jonnier runs DT Swiss 440 FR hubs both front and rear.(Image credit: Wendy Booher/Cyclingnews.com)The Rock Shox Boxxer is one of the most popular choices on the World Cup circuit.(Image credit: Wendy Booher/Cyclingnews.com)Pro bikes, September 9, 2007Sabrina Jonnier's Team Iron Horse/Monster Energy Iron Horse Sunday World CupGet The Leadout NewsletterThe latest race content, interviews, features, reviews and expert buying guides, direct to your inbox!Contact me with news and offers from other Future brandsReceive email from us on behalf of our trusted partners or sponsors Wendy BooherSocial Links Navigation Latest2025 Tour of the Alps includes 14,700m of climbing in just 739km and five days of racingThe 2025 UCI calendar could have a major gap as two February races are in doubtMaxim Van Gils' contract battle with Lotto Dstny pushes pro cycling towards a football-style transfer market systemSee more latest ► Most Popular'One final push on the road' - Chris Froome on retirement, sliding doors and chasing another Grand Tour Hiboy kickstarts Black Friday with deals on leading e-scooter models 'I want to face the unknown' - Elisa Longo Borghini lifts lid on major new goals for 2025 and beyondShipping rates and €900 paint jobs: A deep dive into why some bikes cost so much moneyMark Cavendish's bikes: A look back at the Manx Missile's machines through the yearsThe defining moments of the 2024 season: Olympic golds, a Triple Crown and records smashed Patent pending: How patents steer innovation in cyclingClogged valves, broken chains, cheap motels - The lessons to pivot and persevere a first year of privateering'It's not even a bike race, it's the Tour de France' - Mark Cavendish on an emotional close to the season, and maybe his careerElite Avanti: A feature-filled, top-level smart trainer at a reduced priceToe straps, TT bikes and zip-tied battery bodges: Six bike tech hacks found at the cycling esports world championships