Ultra-durable and designed for low rolling resistance, the Surly ExtraTerrestrial 29 in. tire is meant for heavy off-road touring and shines on hard-packed terrain and multiroad surfaces.

Full-Size Bike TiresMountain Bike Tires - DEPRECATED

Upgrade your road bike with the Shimano FC-RS520 crankset. The 4-arm design and aluminum construction of this 2-piece crankset ensure you can put your energy into pedaling away the pavement miles.

Bike PartsCranksets

With nickel-plated steel cogs that stand up to weather and wear, this 11–23-tooth Sunlite FH 7-speed cassette is a great replacement to keep your bike up and running.

Bike PartsBike Cassettes

These brake levers are developed to work seamlessly with mechanical disk brakes.

Bike PartsBike Brake Levers

With more height up front, the Chromag FU40 handlebar offers a position that many riders are looking for, and its strong design makes it very reliable without sacrificing feel or being too heavy.

Bike HandlebarsUpright Handlebars

With more height up front, the Chromag FU50 handlebar offers a position that many riders are looking for, and its strong design makes it very reliable without sacrificing feel or being too heavy.

Bike HandlebarsUpright Handlebars

In search of fore/aft comfort and speed? Look no further than the women's Terry Falcon X bike saddle. It's lightly padded overall with an elevated rear that gives you a great perch for power climbs.

Bike PartsBike Saddles

A clincher that looks as smooth as it rides, the wire-bead Schwalbe Fat Frank tire delivers easy-rolling comfort on your urban cruise with its large volume and sleek tread design.

Full-Size Bike TiresCity Bike Tires - DEPRECATED

Add lightweight, durable performance for your off-pavement adventures with the 29 x 2.5-3.0 Bontranger Fat and Plus Presta tube.

Bike PartsBike Tire Tubes

The 26 x 3.8–5.0 Bontrager Fat-Tire and Plus presta valve tube is built for fat-tire and plus bikes with 26 in. wheels. Toss one in your pack—plus your pump, tools and snacks—and roll with confidence.

Bike PartsBike Tire Tubes

Add lightweight, durable performance for your off-pavement adventures with the 27.5 x 3.5-4.8 Bontrager Fat-Tire and Plus Presta tube.

Bike PartsBike Tire Tubes

Built for fat-tire and plus bikes with 20 in. wheels, this Bontrager Fat-Tire and Plus Schrader tube fits tires 2.8–3.0 in wide. Toss one in your pack and roll on with confidence.

Bike PartsBike Tire Tubes

Designed to be the ultimate combination of lightness, strength and durability, the Renthal Fatbar 35 is made from high-strength 7-series aluminum and is shot peened for increased fatigue life.

Bike HandlebarsFlat Handlebars

Built light and wide, the ride-tuned Renthal Fatbar Carbon 35 handlebar offers a blend of strength, stiffness and shock absorption that's ideally suited for trail riding and downhill racing.

Bike HandlebarsFlat Handlebars