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> Bicycling > Parts > Cassettes/Freewheels

Cassettes/Freewheels

81 Results
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Shimano 105 10-Speed Cassette
$47.99 - $64.99
Product Rating
 
5.0 stars
 (1 Review)

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. [more]

Shimano Dura-Ace 10-speed Cassette
$219.99
Product Rating
 
5.0 stars
 (1 Review)

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… [more]

Shimano Ultegra 10-Speed Cassette
$69.99
Product Rating
 
5.0 stars
 (1 Review)

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. [more]

SRAM PG-850 8-Speed Cassette
$26.99 - $33.99
Product Rating
 
4.0 stars
 (1 Review)

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. [more]

SRAM PG-950 9-Speed Cassette
$37.99 - $39.99
Product Rating
 
5.0 stars
 (1 Review)

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. [more]

Wolf Tooth Components Giant Cog
$84.95 - $90.00

- Extended range aluminum cog for those wanting 1x10 with a full range of gears - Only fits Shimano XT/XTR 11-36t (M771/M980) or SRAM X5/X7/X9/X0 11-36t 10sp cassettes (not compatible with 2011 and older SRAM derailleurs) - Requires removal of the 17T or 15T cog and spacer from existing cassette -… [more]

Wheels Manufacturing Inc. 7sp Cassette/8sp Body Spacer
$5.99

- Allows the use of a 7 speed shimano cassette on an 8 or 9 speed shimano cassette body [more]

Surly Cassette Cog
$25.99

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, chrome-plated chromoly, these seriously tough cogs are strong, shiny and they come in sizes… [more]

Surly Cassette Cog
$30.00

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… [more]

Surly Dingle Cog
$50.00

If you love the feel and simplicity of a fixed gear, but crave a bit more versatility from your steed, the Surly Dingle Cog has just what you need. By pairing the Dingle with two front chainrings that have a 2-tooth difference such as a 42T and a 44T (sold separately), you gain a gearing option and… [more]

Surly Track Cog
$30.00

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. [more]

Sturmey-Archer 3-Speed Sprocket And Circlip
$5.00

- 3-spline steel cogs for use with Sturmey 3-speed (and 5-speed) internal gear rear hubs - Flat or dished for tuning chainline. Xylan coating for greater durability [more]

Sturmey-Archer 3-Speed Sprocket And Circlip
$3.99 - $5.00

- 3-spline steel cogs for use with Sturmey 3-speed (and 5-speed) internal gear rear hubs - Flat or dished for tuning chainline. Xylan coating for greater durability [more]

Shimano 105 10-Speed Cassette
$84.99

The 105 10-Speed Cassette delivers pro-level shifting and durability at a price riders without team budgets will appreciate. The computer-enhanced tooth shapes mean you can shift smoothly even under pressure, too. [more]

Shimano 105 11-Speed Cassette
$69.99 - $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. [more]

Shimano Claris 8-Speed Cassette
$24.99

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. [more]

Shimano Deore 10-Speed Cassette
$49.99 - $51.99

Shimano's Deore 10-Speed Cassette boasts cogs with ramps and pins to effortlessly guide your chain so you always have clean, crisp shifts. [more]

Shimano Deore XT Cassette
$87.99 - $139.99

• Steel construction on all but the largest aluminum gear • 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-speed and current Shimano 9/10-Speed MTB hubs • The… [more]

Shimano Deore XT Dyna-Sys Cassette (10-Speed)
$66.99

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… [more]

Shimano Deore XT M770 9-Speed Cassette
$70.99

Shimano XT CS-M770 9-Speed Cassette - Aluminum carrier reduces weight and increases rigidity - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Drivetrain Speeds: 9 - Weight: 323 grams [more]

Shimano Dura-Ace 11-Speed Cassette
$249.99

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… [more]

Shimano Dura-Ace 9000 11-Speed Cassette Cog
$13.00

Shimano Dura-Ace CS-9000 and Ultegra CS-6800 11-Speed Cassette Cogs. - Tooth Count: 11 teeth [more]

Shimano Dura-Ace 9000 11-Speed Cassette Lockring
$14.00

Shimano Cassette Lockrings. [more]

Shimano Dura-Ace 9000 11-Speed Cog Spacer
$5.00

Shimano Cassette Spacers. [more]

Shimano Dura-Ace 9100 11-Speed Cassette
$249.99 - $269.99

- Rider Tuned Gearing - Wider Gear Combination: 11-28T/12-28T/11-30T (New Gear Combination) - Closer Gear Combination: 11-25T/12-25T - Lightweight - CFRP & Alloy Spider Arm, 5 Titanium Sprockets - Gear Combination: 11-25T, 11-28T, 11-30T (New Gear Combination), 12-25T, 12-28T [more]

Shimano Dura-Ace R9100 11-Speed Cog Spacer
$4.65

Shimano Dura-Ace R9100 Cassette Spacers [more]

Shimano HG-800 11-Speed Cassette
$89.99

Shimano HG-800 11-speed cassette. - High-performance gear combinations provide superior rider choice - With hub body for MTB to fit a variety of bikes from MTB to road - Average Weight: 335 grams [more]

Shimano Saint/SLX 9-Speed Cassette
$51.99 - $54.99

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. [more]

81 Results
Per Page 30 60
1 2 3 Next
 
Chain Reaction Bicycles is your local bicycle shop for the San Francisco Bay Area! Unlike some other shops, we are dedicated 100% to serving the needs of local cyclists; our offerings are exclusively available for in-store pickup. You will find us at 1451 El Camino Real, Redwood City CA, 94063. 650 366 7130. Our Los Altos location closed on September 24th, 2017; we have consolidated all operations within our Redwood City flagship store.  Our hours and directions may be found here. We look forward to taking care of all of your cycling needs, including service! Mike & Steve Jacoubowsky, Partners, Chain Reaction Bicycles. Serving you since 1980!