everything you need to achieve your triathlon goals, from training plans and gear reviews to advice from the world's top triathlon experts.

get faster with trainerroad using science-based planning, training, & analysis tools to increase your performance with cycling’s most effective training system.

explore cycling gear, apparel & more for however & wherever you ride. gear up & send it. we deliver a better bike shop experience. shop now & get free shipping on orders $50+. expert cycling advice. bike builder. 100% guaranteed returns. bike fit calculator.

a forum community dedicated to road bike owners and enthusiasts. come join the discussion about bike parts, components, deals, performance, modifications...

we build the fastest and lightest pro bikes for road, tri and track. view our bikes, read about our engineers and athletes, or find your nearest cervélo dealer.

i swim, bike and run. then, i come here and write about my adventures.

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home to the world's best selection of bicycle tires, plus tons of other cycling gear. explore our collection of complete bikes, components, apparel, accessories, computers and much more. btd has been proudly serving cyclists of all disciplines since 2002.

top-brand gear, clothing—and outdoor adventures! plus rentals, classes, events, expert advice and more. visit rei co-op online and in-store.

we save you money on sports nutrition and healthy snacks from all the top brands, including clif bar, skratch, maurten, gu, bonk breaker, honey stinger, gatorade. products include hydration, protein, recovery shakes, energy chews, energy gels, bars, supplements for cyclists, triathletes, runners, cross fit, and kids.