Cassettes/Freewheels

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'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'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 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's PG-1030 10-Speed Cassette is a great choice. It's constructed of light and durable materials and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick and positive gear changes every time. This trick cassette is available in four configurations perfect for riding off road, including one with a 36-tooth largest cog for super-easy climbing.

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'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.

- Machined 7075-T6 aluminum singlespeed cogs - Wide base prevents the cog from digging into freehub bodies and reduces flex - Splines are machined for perfect alignment and fit on all mountain cassette hubs

- 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

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.

SRAM's 1170 11-Speed Cassette is constructed of light, durable materials and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick, positive gear changes. This excellent cassette also sports a semi-spider construction for a maximum stiffness-to-weight ratio, a lightweight aluminum lockring, and is available in three ranges to suit all your riding.

- MODEL NO: CS-M9100-12 - SERIES: XTR M9100 Series - Average weight: 357g (10-45T), 367g (10-51T) - Combination: 10-12-14-16-18-21-24-28-32-36-40-45T, 10-12-14-16-18-21-24-28-33-39-45-51T - Combination name (Group name): 10-45T, 10-51T - Compatible chain: CN-M9100 - Speeds: 12-speed - Spider arm QTY (pcs): 1 - Type: HYPERGLIDE

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.

SRAM's 1050 10-Speed Cassette is a great choice. It's constructed of light and durable materials and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick and positive gear changes every time. This trick cassette also sports a semi-spider construction for a maximum stiffness-to-weight ratio and is available in myriad configurations to suit all your riding. There are even models with 36-tooth largest cogs for super-easy climbing.

SRAM's 1070 10-Speed Cassette is a great choice. It's constructed of light and durable materials and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick and positive gear changes every time. This trick cassette also sports a semi-spider construction for a maximum stiffness-to-weight ratio, a lightweight aluminum lockring, and is available in myriad configurations to suit all your riding. There are even models with 36-tooth largest cogs for super-easy climbing.

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.

• Chromoly steel • CNC fabrication • 1.29" x 24tpi left hand thread

SRAM's PG-1130 11-Speed Cassette is constructed of heat-treated steel cogs and boasts SRAM's PowerGlide tooth profiles and shift ramps for quick, positive gear changes. This excellent cassette also sports an aluminum spider construction for a maximum stiffness-to-weight ratio, a durable steel lockring, and comes in three wide ranges to suit your riding style.

- Converts any 8-10sp HG splined cassette hub to a Singlespeed - 3/32" cogs. 14mm and 19mm spacers can be swapped to fine tune chainline

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

Ride anywhere with the wide-range PG-1230, 11- to 50-tooth Eagle cassette. The NX cassette gives riders every bit of the climbing range that the Eagle ecosystem affords with a simple upgrade to splined-drive body wheels. The PG-1230 is the only Eagle cassette designed to be durable enough to withstand the increased demands of E-MTB applications and a perfect solution to heavy-duty use and abuse. Eagle technology provides an expanded, optimum gear range making you fast on the flats, giving you control on the climbs and unleashing your speed on the descents. Eagle is a complete drivetrain system that was developed to be an integrated high-performance ecosystem. The engineering and testing that went into the development provide for maximum performance, safety, and long-term durability to ensure a great consumer ride experience. SRAM guarantees this performance when Eagle drivetrains are used as a complete ecosystem. For additional information, please contact your SRAM Sales Contact. - Compatible with a splined driver body - Wide 11-50T gear range—a perfect fit for any ride - Optimized gear steps across entire range - 11-50T: 11, 13, 15, 17, 19, 22, 25, 28, 32, 36, 42, 50

The workhorse of X-Range gearing, the SRAM RED XG-1290 cassette progresses fluidly and quickly through a wider range of gears. It's specifically designed for wireless electronic shifting and the one-piece design offers you the best in weight savings. - Updated design for smoother and faster shifting - More gradual gear progression between cogs—at least five one-tooth jumps—while still offering a wider range - 10-tooth start helps provide a wider gearing range - Designed to work with an XDR driver body - One-piece machined steel X-Dome design for weight savings - All Zipp wheels starting from 2012 are XDR ready - Version: D1 - 10-26T: 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, 23, 26 - 10-28T: 10, 11, 12, 13, 14, 15, 16, 17, 19, 21, 24, 28 - 10-33T: 10, 11, 12, 13, 14, 15, 17, 19, 21, 24, 28, 33

- MODEL NO: CS-HG500-10 - SERIES: SHIMANO DEORE M6000 Series - Combination: 11-12-13-14-15-17-19-21-23-25T, 12-13-14-15-17-19-21-23-25-28T, 11-12-14-16-18-20-22-25-28-32T, 11-13-15-17-19-21-23-26-30-34T - Combination name (Group name): 11-25T, 12-28T, 11-32T, 11-34T - Compatible chain: HG-X 10-speed/HG 10-speed/CN-HG500 - Speeds: 10-speed - Type: HG

SRAM's PowerGlide PG-820 Cassette is a fine 8-speed cassette. It features steel cogs with SRAM's DuraBlast technology for smooth, precision shifting and excellent durability.

• Steel • 8-speed

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

• 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 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

- Single deep tooth CrMo 3/32" cog for use with HG splined cassette hubs

- CNC machined threaded steel track cog with chrome-plated finish - 1.37"x24tpi (right handed) threads - Size: 3/32"

- CNC-machined from hardened chromoly with phosphate black finish - Threaded track cog for 1.37"x24tpi (right handed) threads - Choose 3/32" or 1/8" widths (Use SF-1750 for lockring)