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Cassettes/Freewheels
SRAM PG-950 9-Speed Cassette
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]
SRAM PG-850 8-Speed Cassette
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]
Surly Track Cog
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]
Shimano Tiagra 10-speed Cassette
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. [more]
Origin8 Torq Lite 10-Speed Cassette
• 10-speed MTB cassette • Shimano and SRAM compatible • 11,12,13,15,18,21,24,27,30,34 (11-34T) • 11,12,13,15,18,21,24,28,32,36 (11-36T) [more]
Shimano SLX Dyna-Sys 10-Speed Cassette
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… [more]
Origin8 Ultim8 Single Speed Cassette Cog
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… [more]
Shimano Track Cog
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. [more]
Shimano 105 11-Speed Cassette
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]
SRAM PG-970 9-Speed Cassette (MTB)
SRAM's PG-970 9-Speed Cassette is the perfect replacement for your worn-out gears. It features a rugged steel construction for awesome durability and SRAM's PowerGlide technology for smooth, precise shifts. [more]
Shimano Claris 8-Speed Cassette
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]
Origin8 Torq Lite Track Cog
A range of sturdy, affordable cogs is an essential part of a fixie or track rider's quiver. Origin-8's Torq Lite Track Cog is available in a variety of sizes, features a wide flex-free base, and is chrome plated to resist rust and increase longevity. Now you can easily tailor your ride for the… [more]
Shimano Sora 9-speed Cassette
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. [more]
Origin8 Single-Speed Conversion Spacer Kit
• 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 [more]
ACS Crossfire Freewheel
- Durable cold forged CNC machined freewheel - 3 pawl engagement for stronger hold with engagement every 12 degrees - New removal notch pattern allows for better frame clearance [more]
SRAM SRAM PowerGlide PG-830 Cassette
SRAM's PowerGlide PG-830 Cassette is a quality 7-speed cassette. It boasts durable chrome-plated steel cogs with SRAM's shifting technology that includes optimal tooth profiles and ramps for fast, precision shifts every time. [more]
Surly Cassette Cog
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]
Origin8 Track Cog
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… [more]
All-City Standard Track Cog
• 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 [more]
All-City Stainless Track Cog
• Stainless steel with high-polish finish • 1.37" x 24tpi right-hand thread • Requires a lockring (sold separately) • Compatible with 1/8-inch chains [more]
DMR Singlespeed Spacer Kit
Turn any 8-10 speed HG-splined cassette hub into a 3/32-inch 16-tooth singlespeed. [more]
SunRace R91 9sp Cassette
- Fluid Drive Plus shift profiling, compatible with SRAM and Shimano 9sp drivetrains - Steel rings, engineering polymer spacers, nickel plated finish - 11-28 - 280g [more]
SunRace R86 8sp Cassette
- Fluid Drive Plus shift profiling, compatible with SRAM and Shimano 8sp drivetrains - Steel rings, engineering polymer spacers, nickel plated finish - 12-25 - 281g [more]
SRAM PG-720 Cassette
No mixed messaging or compromises here. The GX DH cassette was built with only one purpose in mind—exploiting gravity to its fullest lap after lap. This downhill-optimized 7-speed cassette provides gear steps that give each shift more purpose, and its compact design allows more spoke clearance.… [more]
Campagnolo Cassette Lockring
- Fits 2000 and newer Campagnolo wheels - Fits all Fulcrum wheels - Fits 1999 Record/Chorus hubs and all Campy hubs 2000-newer - 27.0mm thread OD 10-speed: - For use with Campagnolo cassettes with 12 to 16 tooth first position cogs - Lockring has a 38.5mm flange diameter 11-speed: - For use only… [more]