Drivetrain Components

Shimano's 105 10-Speed Cassette delivers excellent shifting and durability. The cogs are made of long-lasing, smooth-running steel. They have Shimano's engineered tooth shapes for precision shifting. And for lightness, the cassette has an aluminum carrier for the top cogs and nylon spacers.

Shimano's Ultegra 10-Speed Cassette delivers pro-level shifting and durability. The computer-enhanced tooth shapes and tough cogs mean you can shift quickly, precisely and smoothly even under pressure.

Shimano's Deore XT Rear Derailleur uses cold-forged construction and cutting edge technology to deliver crisp shifting, real-world reliability, and trademark precision. Plus-type derailleurs use a lever-actuated clutch spring to prevent chain slap, reduce noise while on the trail, and improve chain engagement when riding over rough terrain. Sealed pulley bearings keep things spinning smoothly, and wide plate construction prevents the derailleur from getting clogged with mud and debris.

When it's time to replace your 9-speed cassette, check out SRAM's PG-950 cassette. It delivers solid shifting and durability ride in and ride out for your 9-speed rig.

SRAM’s premier 10-speed chain features hollow pins and cut-out outer plates for accurate shifting in all conditions, light weight, strength and smoothness. Plus, it's compatible with all industry-standard 10-speed systems. And, with its great PowerLock connecting link, installation and removal is a snap.

SRAM’s PC-991 Chain delivers light weight, strength, quick shifting and smoothness to your drivetrain. It boasts chrome-hardened pins and inner and outer sideplates engineered to speed and smooth shifting in all conditions. And, with its great PowerLink, you don’t even need tools to install it.

Shimano's Dura-Ace 10-speed Cassette is comprised of an aluminum cog carrier, 4 titanium and 6 steel cogs (from largest to smallest respectively). This makes for a super-light and stiff cassette that makes your derailleur shift like a dream so you can dance up the climbs as easily and efficiently as your chain climbs up and down these cogs.

This derailleur not only answers the Eagle drivetrain’s need for greater capacity, but is also the next evolution of SRAM's proven, 1x-specific X-HORIZON design. The larger, 14-tooth X-SYNC lower pulley, allows 10- to 50-tooth cassette capacity in this compact design, and also adds to Eagle’s overall smooth-pedaling feel. SRAM's Type-3 ROLLER BEARING CLUTCH features a smoother torque curve for a quieter, more consistent operation and feel. CAGE LOCK has been moved back and out of the way, protecting it from trail debris. A redesigned, robust mounting system further improves the Eagle derailleur’s performance and overall durability.

The PC-951 is SRAM's most economical PowerChain and maintains their high standards of quality. It boasts tough chrome-hardened pins for durability and accurate shifting. And, with its great PowerLink, you don’t even need tools to install it.

Shimano's 10-Speed Dura-Ace Chain delivers awesome shifting, reliability, and durability. The links are asymmetrical for faster, smoother shifting, superior power transfer and a quieter drivetrain overall. Plus, there are hollow pins for lightness.

When it's time to replace your old 8-speed cassette, check out SRAM's PG-850. Its steel construction and SRAM's PowerGlide technology combine to deliver miles of solid shifting and outstanding durability.

SRAM's PC-850 Chain makes a trusty partner over hill and dale. It's easy to install, too, thanks to the no-tools-needed PowerLink. Quiet, smooth, reliable and very affordable, the PC-850 is a fine value.

Shimano's Claris cassette is an incredible value for your 8-speed drivetrain. This cassette comes in a range of sizes to suit your riding style and terrain.

For quick, dependable shifting, look no further than Shimano's Sora Front Derailleur. Sora front derailleurs are compatible with dual-control road shifters and flat-bar style Rapidfire Plus shifters.

- 1/2" x 1/8" - 100 Links - Single-speed - BMX Racing, Freestyle - Hollow Pins - Half Link Design

-X11SL DLC: superlight chain for use with 11-speed Campagnolo/Shimano/Sram with Diamond Like Coating for extra durability, 235g -X11SL: superlight chain for use with 11-speed Campagnolo/Shimano/Sram (Gold color is Ti Nitride coating), 235g

- Super-light chain for use with 10-speed Campagnolo/Shimano/SRAM with Diamond Like Coating for extra durability - Use: Mountain/Road - Size: 1/2 x 11/128-inch - Width: 5.9mm - Weight: 253g - 116 links

• Easy-on, easy-off • Available in two chain widths and two colors • Available in six teeth sizes

Shimano's Ultegra bottom bracket uses Pro Tour-proven technology for lighter weight and super smooth spinning, while still maintaining the same level of durability and stiffness. It's available in English, Italian, or Press Fit models.

SRAM's Force 22 Front Derailleur gives you the freedom to shift with incredible speed into either chainring. Experience precision shifting with YAW technology that allows the cage to rotate to better align with the chain and eliminates the need for shifter trim. An integrated chain spotter is included for seriously bumpy roads and cyclocross action. Paired with SRAM's X Glide R chainrings, unmatched front shifting will be the norm on your bike.

Striking the balance between light weight, long life and durability, TruVativ's Giga Pipe Team SL Bottom Bracket uses 3 sealed cartridge bearings to provide smooth pedaling season after season. For serious strength, the Giga Pipe boasts CNC-machined aluminum cups and a stiff chromoly spindle, too.

Shimano Claris front derailleurs offer, smooth easy shifts and are compatible with dual-control road shifters as well as flat-bar style Rapidfire Plus shifters.

Shimano's electric-shifting 11-speed Ultegra Di2 Rear Derailleur is driven by battery power and a servo motor, so shifts are fast, precise, and perfect every time. It's made of light, tough cold-forged aluminum while mid-cage and short-cage models give you your choice of cassette. Since there aren't any cables or housing to stretch or fail, maintenance is dramatically reduced and shifting accuracy is unprecedented. This high-tech derailleur is even designed to move inward under impact to reduce the potential for damage in a crash.

• Alloy cage with titanium hardware offers light and durable performance • Side-swing design better accomodates more suspension designs and an additional 15mm of tire clearance • Increased pull strength provides faster shifting • 48.8mm Chainline Top Swing, Double • Derailleur Capacity: 10 • Double or Triple: Double • Drivetrain Speeds: 11 • Front Der/Shifter Compatibility: Shimano Road • Front Derailleur Cable Pull: Bottom • Front Derailleur Clamp: E-Type • Front Derailleur Style: Topswing • Max Ring (teeth): 38 teeth Side Swing, Double • Derailleur Capacity: 10 • Double or Triple: Double • Drivetrain Speeds: 11 • Front Derailleur Cable Pull: Front Pull • Front Derailleur Clamp: E-Type • Front Derailleur Style: Side Swing • Max Ring (teeth): 38 teeth • Max Ring (teeth): 38 teeth Side Swing, Triple • Derailleur Capacity: 18 • Double or Triple: Triple • Drivetrain Speeds: 11 • Front Der/Shifter Compatibility: Shimano Road • Front Derailleur Cable Pull: Front Pull • Front Derailleur Clamp: E-Type • Front Derailleur Style: Side Swing • Max Ring (teeth): 40 teeth

- X9SL: superlight chain for use with 9-speed, 252g - X9.93: upgraded version of the Z-9000 chain stretchproof, super-narrow chain for use with 9-speed - Pink Lady chains are a limited edition with 15% of sales going directly to the Pink Ribbon Foundation - Width = 11/128-inch

- Stretch-proof, super-narrow chain for use with 10-speed Campagnolo/Shimano/SRAM - Use: Mountain/Road - Size: 11/128-inch - Width: 5.9mm - Weight: 273 grams - 116 links

X-Superlight series chains are high-quality, high performing chains offering amazing shifting performance on any drivetrain you choose. For athletes looking for the lightest, strongest, smoothest shifting chain look no further. The main characteristic of the black Diamond Like Coating (DLC) is reduction of abrasive wear. Besides this, it’s surface hardness is higher than most coatings, this ensures a long-term function, optimal stability and higher durability. - Includes KMC Missing Link 11 - Compatible with all 11 speed systems (including Campagnolo/Shimano/SRAM) - Weight: 243g

- 1/2" x 11/128" - 116 Links - Silver - 9 speed - Compatible with Shimano, SRAM & Campagnolo 9 Speed Systems - Mushroomed Pin Riveted - 277 grams - Super fast + smooth shifting. - Full Nickel Plated - Inner Plate Chamferring - Mushroomed Riveting - Outer Plate Chamfering - Stretch Proof Treatment

Origin-8's Alloy Blade Chainrings are CNC-machined out of tough, light and durable 6061-T6 aluminum and are compatible with 8- and 9-speed drivetrain components. They have an attractive and corrosion-resistant silver anodized finish.

Shimano's Tiagra cassette offers crisp shifting and lightweight performance. Hyperglide sprockets incorporate computer-designed shift ramps and tooth profiles for improved shifting. This cassette comes in a range of sizes to suit your riding style and terrain.