Cassettes/Freewheels

$35.00
Pair this cog with your Shimano-compatible rear hub, spacers and a lockring (sold separately) and discover the joy and simplicity of a singlespeed without the cost of a new wheel. Machined from heat-treated chromoly and then chrome plated, these seriously tough cogs are strong, shiny and they come in sizes from 13T to 22T so you can pick the perfect gear.

$35.00
Machined from heat-treated, chrome-plated chromoly, these seriously tough cogs will hold up to massive track sprints and crazy skid-stops. Surly's Track Cogs are strong, shiny and they come in two widths and sizes from 13T to 22T so you can select the perfect gear.

$29.99
RS1 Cassettes are a great replacement for 10-speed road sytems.
- Steel Spider
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Cassette Cogs: 11-12-13-14-15-17-19-21-24-28
- Drivetrain Speeds: 10
- Weight: 267 g

$74.99
Shimano's 105 11-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.

$29.99
- MODEL NO: CS-HG41-7
- SERIES: SHIMANO
- Combination: 11-13-15-18-21-24-28T (ac)
- Combination name(Group name): 11-28T (ac)
- Compatible chain: IG/HG
- Speeds: 7-speed
- Type: HG

$24.99
Claris HG50 cassettes ensure a durable and low maintenance system that's easy-to-operate, with accurate and light-action shifting for Shimano 8-speed drivetrains.
- Nickel plated finish for corrosion resistance
- Steel lock ring
- MODEL NO: CS-HG50-8
- SERIES: SHIMANO CLARIS R2000 Series
- Compatible chain: CN-HG71
- Speeds: 8-speed
- Type: HG

$51.99
Shimano Deore M6000 CS-HG500-10 10-speed cassette.
Combinations:
- 11 – 25T: 11-12-13-14-15-17-19-21-23-25T
- 12 – 28T: 12-13-14-15-17-19-21-23-25-28T
- 11 – 32T: 11-12-14-16-18-20-22-25-28-32T
- 11 – 34T: 11-13-15-17-19-21-23-26-30-34T

$84.99 - $89.99
Reliable, perfect shifting awaits with Shimano's Deore XT Dyna – Sys Cassette. It features chrome – plated steel sprockets mounted to two aluminum carriers for an ideal blend of durability and low weight. Closer gear ratios in the middle of the cassette ensure you'll have the perfect gear for the trail's ups and downs. Plus, the cogs are ramped and machined for flawless, lightning – fast shifts.

$79.99 - $89.99
Shimano XT CS-M770 9-Speed Cassette
- Aluminum carrier reduces weight and increases rigidity
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Weight: 323 grams

$264.99
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.

$249.99 - $349.99
Shimano's Dura-Ace 11-speed Cassette is comprised of two aluminum cog carriers, 5 titanium and 6 steel cogs (from largest to smallest respectively). This makes for a super-light and stiff cassette for perfect shifting so you can dance up the climbs as easily and efficiently as your chain climbs up and down these cogs.

$73.99
Shimano's 11-speed SLX cassette features the same computer-designed shift profiles that have made Shimano shifting synonymous with speed and accuracy.
- Series: SLX
- Average Weight: 467g

$50.99 - $64.99
Shimano's SLX Dyna-Sys 10-Speed Cassette features chrome-plated steel sprockets mounted to an aluminum carrier for an ideal blend of durability and low weight. Closer gear ratios in the middle of the cassette ensure you'll have the perfect gear for the trail's ups and downs. Plus, the cogs are ramped and machined for flawless shifts with the 10-speed chain and Shadow rear derailleur (both sold separately).

$79.99
Dependable, quick shifting awaits with Shimano's Saint/SLX 9-Speed Cassette. It features chrome/nickel-plated steel sprockets mounted to a aluminum carrier for an ideal blend of durability and low weight. Plus, the cogs are ramped and machined for those flawless shifts that Shimano is known for.

$29.99 - $49.99
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.

$49.99
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.

$41.00
You've got to have the right ratio for the track, and Shimano's Dura-Ace cogs come in a range of tooth counts so you can always be prepared. Manufactured from durable chromoly steel, each cog is machined to run perfectly straight.

$99.99
Shimano's Ultegra 9-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.

$359.99
• Four carbon carriers and six titanium cogs for reduced weight
• Nickel-plated finish for corrosion and wear resistance
• Dyna-sys 11-speed cassette with "Rhythm step" gearing for closer gear ratios and smoother shifting performance
• Fits Dyna-sys 11 and current Shimano 9/10-Speed MTB hubs
• The largest cog (40t) is positioned inboard and above the drive-side flange
• Hubs with tall drive-side flanges may not be compatible due to spoke interference
• Range: 11-40

$34.00
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.

$29.99
Problem Solvers Cog & Carrier adapts multi-speed Shimano HG freehubs for singlespeed use.
- Wide-profile alloy cog carrier supports a single speed cog
- 6-bolt chromoly cog included, compatible with 3/32" and 1/8" chains
- Carrier is splined for Shimano HG freehub compatibility
- Additional cogs available separately

$199.99
Steel sprockets with nickel-chromed finish. Built with one triplet and 8 single sprockets.
- Includes lockring
- 11-32t compatible only with medium-cage rear derailleur
- Cassette Body Type: Campagnolo 10/11 Speed
- Weight: 249g

$149.99 - $199.99
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.

$564.99
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.

$59.99 - $99.00
Steel single sprockets with galvanized finish.
- Lockring included
- Cassette Body Type: Campagnolo 9 Speed
- Drivetrain Speeds: 9
- Weight: 212 grams (12-23)

$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
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