Like dogs, bikes have spent their lives serving humans, allowing us to escape the pressures of the modern world and nip at the heels of unfriendly pedestrians. Adopt man's best-wheeled friend with today's Groupon: for $25, you get $50 worth of bikes and accessories at Trek of Pittsburgh. This Groupon can be redeemed at any of Trek's locations in Shadyside, Robinson, Cranberry, or Pittsburgh.

The professional spoke-spinners at Trek of Pittsburgh have access to a stock of brand-name bikes and are well equipped to deck out cycles of all shapes and sizes in the latest gear. With a laser-guided bike-fitting pod, matching velocipedes to velocipedalers is scientifically simplified. Those who are already becycled will find a sloshing CamelBak of biking accouterments at Trek, including actual CamelBaks ($74.99), a Pearl Izumi camisole ($45), and effervescent headlights ($29.99).

At each Trek's location, strong-calved salespeople prove their passions by maintaining blogs and organizing group rides. The staff is happy to advise neophyte cyclists on navigating Pittsburgh's urban trails and preventing their chain-powered steed from hitchhiking cross-country in a fit of brooding adolescence.

Reviews

Six Google Mappers give the Pittsburgh location of Trek of Pittsburgh an average of 4.2 stars, and three Yelpers also give this location a 4.5-star average. Three reviewers on Mtbr.com also recommend the Cranberry location. More than 570 Facebookers are fans.

• Everything seemed to be pretty high-quality. I'd definitely go back if I needed another bike, or something for my bike. – R. Glenn, Pittsburgh location, Google Maps
• Nice shop with most everything you need to pick up. – sja167, Cranberry location, Mtbr.com