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Cassettes/Freewheels

SRAM PG-950 9-Speed Cassette
$32.00
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.
Shimano Dura-Ace 10-speed Cassette
$219.99
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.
Shimano Ultegra 10-Speed Cassette
$69.99
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 105 10-Speed Cassette
$47.99
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.
SRAM PG-850 8-Speed Cassette
$25.00 - $33.00
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.
Campagnolo Veloce 10-Speed Cassette
$104.99 - $144.99
Thanks to Campagnolo's Ultra-Drive system, the Veloce Cassette offers precise, fluid shifting. The teeth are carefully machined and treated for flawless gear changes and outstanding durability. Plus, the special cog patterns interface perfectly with the rest of Campy's drivetrain components for outstanding shifting.
Campagnolo Centaur 10-Speed Cassette
$165.00 - $175.00
Campagnolo's Centaur Cassette offers precise, fluid shifting thanks to Campy's Ultra-Drive system. The teeth are carefully machined and treated for flawless gear changes and outstanding durability. Plus, the special cog patterns interface perfectly with the rest of Campy's drivetrain components for outstanding shifting.
Campagnolo Record 11-Speed Cassette
$330.00 - $455.00
Campagnolo's Record 11-Speed Cassette has been expertly engineered for unparalleled shifting and maximum power transfer. Its largest 3 cogs are constructed from titanium for light weight, while the other 8 are made of nickel-plated steel for durability. Plus, the cogs are mounted on a light and rigid aluminum carrier, and the cassette is secured to the rear hub with a feathery aluminum lockring.
Campagnolo Super Record 11-Speed Cassette
$400.00 - $540.00
For flawless shifting and maximum power transfer, Campagnolo brings you the Super Record 11-Speed Cassette. Its largest 6 cogs are constructed from titanium to save weight, while the other 5 are made of nickel-plated steel for durability. The cogs are mounted on a light and rigid aluminum carrier, and the cassette is secured to the rear wheel with a feathery aluminum lockring.
Campagnolo Chorus 11-Speed Cassette
$180.00 - $215.00
Campagnolo's Chorus Cassette offers precise, fluid shifting for your 11-speed drivetrain. The teeth have been exquisitely engineered and machined from steel, then coated with a nickel-chrome surface treatment and mounted on an aluminum carrier for flawless shifts and excellent durability.
Shimano Sora 9-speed Cassette
$28.99 - $37.99
Shimano's Sora cassette is an incredible value for your 9-speed drivetrain. Crisp shifting and a low weight keep your mind focused on having fun on your bike and not adjusting it. This cassette comes in a range of sizes to suit your riding style and terrain.
Origin8 Track Cog
$28.99
A range of sturdy, affordable cogs is an essential part of a fixie rider's quiver. Origin-8's Track Cog is available in a variety of sizes and is chrome plated to resist rust and increase longevity. Now you can easily tailor your ride for the terrain. And you can choose between 1/8 and 3/32-inch chain widths.
Origin8 Single Speed Cog
$7.79
A range of sturdy, affordable cogs is an essential part of a single speeder's quiver. Origin-8's Single Speed Cog is available in 13, 14, 16 and 18T sizes is chrome plated to resist rust and increase longevity. It's designed for Shimano/SRAM style cassette bodies and is made with splined, hardened chromoly steel. Now you can easily tailor your gearing for the terrain.
Origin8 Ultim8 Single Speed Cassette Cog
$23.99 - $25.99
Origin-8's Ultim8 Single Speed Cassette Cog lets you have your ride any way you like it. This handy cog is dual use — a single speed cog that fits over a Shimano/SRAM freehub body or a fixed cog that bolts on in place of a 6-bolt brake rotor. A wide, zero-flex base design made of forged chromoly steel provides instant power transfer. Enjoy the Ultim8 ride whichever way you like it.
Origin8 Torq Lite Single Speed Cog
$17.99
A range of sturdy, affordable cogs is an essential part of a single speeder's quiver. Origin-8's Torq Lite Single Speed Cog is available in wide range of sizes so you can easily tailor your gearing for the terrain. It's designed for Shimano/SRAM style cassette bodies, features a wide, flex-free base, and is made from hardened chromoly steel.
Shimano Claris 8-Speed Cassette
$23.39
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.
Odyssey BMX Freewheel
$19.99
The Odyssey 13T freewheel threads on to the metric (small) side of a flip flop hub. - Weight: 113 g - Freewheel Teeth: 13 - Color: Black - Cassette Body Type: Threaded Metric 30 x 1mm - Chain Compatibility: 1/2" x 1/8"
All-City Fixed Cog Lockring
$12.00
• Chromoly steel • CNC fabrication • 1.29" x 24tpi left hand thread
All-City Standard Track Cog
$22.00 - $24.00
- Chromoly steel with black oxide finish - 1.37" x 24tpi right hand thread - Requires a cog lockring (sold separately) - Compatible with 1/8-inch chains
All-City Stainless Track Cog
$34.00
• Stainless steel with high-polish finish • 1.37" x 24tpi right-hand thread • Requires a lockring (sold separately) • Compatible with 1/8-inch chains
Origin8 Single-Speed Conversion Spacer Kit
$25.99
• Converts a cassette hub to a single speed • 8 spacers included in various sizes to adjust chain line • Available in black or red anodized 6061 aluminum • Fits Shimano style cassette bodies • Conical spacers for increased cog stiffness
Sunlite 8-Speed Freewheel
$23.79
8-speed SIS compatible freewheel
Sunlite Cassette (7-speed)
$21.99
• Steel • 7-speed
Sunlite Cassette (8-speed)
$25.99
• Steel • 8-speed
Sunlite Single Freewheel
$16.99 - $19.99
• Easy-on, easy-off • Available in two chain widths and two colors • Available in six teeth sizes
Campagnolo Chorus Ultra-Drive 11-Speed Cassette
$215.00
- Optimized 11-speed tooth design for shifting speed and fluidity. Evolved sprocket timing reduces stress on the chain and allows for easier shifting through the higher cogs - Top six cogs are divided into sets of three and are mounted on aluminum carriers. This increases rigidity by 180% and the individual cogs are 70% more resistant to torsion - Cogs are steel with a nickel-chrome treatment - Only compatible with 2015+ mechanical drivetrains and no EPS, due to chain wrap capacity Cassette Body Type: Campagnolo 10/11-speed Cassette Cogs: 11-12-13-14-15-17-19-21-23-26-29 Cassette Spacing: Campagnolo 11-speed Range: 11-29 Weight: 230g
Shimano Dura-Ace R9100 11-Speed Cog Spacer
$5.00
Shimano Dura-Ace R9100 Cassette Spacers
Sunlite 7-Speed Freewheel
$11.99 - $17.39
- 7-speed SIS compatible Freewheel - Shimano Equivalent: MF-TZ21
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