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Cassettes/Freewheels

Shimano Dura-Ace R9100 11-Speed Cog Spacer
$9.99
Shimano Dura-Ace R9100 Cassette Spacers
DMR Singlespeed Cassette Sprockets
$10.99
- Chromoly cogs to fit any HG-splined cassette rear hubs
Shimano CS-MX66 DXR - Single BMX Sprocket
$14.99
Built for the demands of BMX racing, the MX66 single speed cassette cogs are compatible with SHIMANO MX70, MX66 BMX hubs as well as other SHIMANO-compatible hubs. - Single sprocket: 14/15/16/18T - Chain size: 1/2-inch x 3/32-inch - Speeds: Single - Single sprocket for FH-MX70
Shimano Alfine Sprocket
$17.49 - $17.99
- Special single gear design with chain tensioner - Revised tooth profile to prevent chain skip - MODEL NO: CS-S500 - SERIES: SHIMANO ALFINE S7000/S700 Series - Gear thickness (mm): 2.0 - Recommended chain: Super Narrow HG for 9-speed
Shimano Tourney 7-Speed Cassette
$19.99 - $24.99
Shimano Tourney CS-HG200-7 7-speed cassette Combinations: - 12 – 28T: 12-14-16-18-21-24-28T (bm) - 12 – 32T: 12-14-16-18-21-26-32T (bp)
ACS Claws Southpaw Freewheel
$25.99
- Durable CrMo construction with 4-pawl internal engagement system - Fits left-hand (LH) threaded hubs only (allows mounting drivetrain on left side of bike for grinding on the right side) - Maintain with petroleum based lubricant (no wax/Teflon)
SRAM SRAM PowerGlide PG-820 Cassette
$26.00
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.
Shimano CS-HG41 7-Speed Cassette
$26.99
- 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
Wolf Tooth Components 16 Tooth Cog
$26.99
We did our homework on this cog and we think you will be pleased with the result! This 16t cog smooths out the cog to cog transition when using our GC and a standard 10 speed 11-36 cassette. You should expect this to shift well and last as long as the rest of your cassette cogs of similar size. Here are the transitions WITHOUT the 16t cog (4 tooth max jump): - Remove the 15t -> 11-13-17-19.... - Remove the 17t -> 11-13-15-19... Here are the transitions WITH the 16t cog (3 tooth max jump): - Remove 15t & 17t-> 11-13-16-19... Compatibility: Shimano 10 speed cassettes - XT 11-36t (CS-M771) - XTR 11-36t (CS-M980) - Other 11-36t Shimano cassettes like SLX HG81 11-36t - Modification required (must drill out rivets holding the 17t to the larger cogs) SRAM 10 speed cassettes - PG 1030, 1050, and 1070 - 11-36 and 12-36 - X0 11-36t(XG - 1080) - Remove the 14t rather than the 17t
DMR Singlespeed Spacer Kit
$31.99
Turn any 8-10 speed HG-splined cassette hub into a 3/32-inch 16-tooth singlespeed.
Shimano CS-HG50 8-Speed Cassette
$31.99 - $56.99
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
SRAM PG-850 8-Speed Cassette
$35.99 - $46.99
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.
Shimano Alivio 9-Speed Cassette
$49.99
- MODEL NO: CS-HG400-9 - SERIES: SHIMANO ALIVIO M4000 Series - Compatible chain: HG 9-speed - Speeds: 9-speed - Type: HG
Shimano Deore 10-Speed Cassette
$55.99 - $74.99
Shimano's Deore 10-Speed Cassette boasts cogs with ramps and pins to effortlessly guide your chain so you always have clean, crisp shifts.
Shimano Tiagra 10-speed Cassette
$55.99 - $63.99
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.
Shimano Sora 9-speed Cassette
$57.99
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.
Shimano Deore 10-Speed Cassette
$65.99 - $75.99
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
Wolf Tooth Components Alloy Singlespeed Cog
$68.99
Light, strong with extra tall teeth, the Wolf Tooth Aluminum Single Speed Cog is a lightweight option for single speed cogs that's offered in a variety of sizes. - Wide 4.5mm base won't dig into your freehub - Made of 7075 Aluminum Alloy for durability and lightness - Made in the USA
Shimano 105 R7000 11-Speed Cassette
$73.99 - $89.99
- Shimano 105 R7000 Series CS-R7000 11-speed cassette - Average weight: 284 g (11-28T), 304 g (11-30T), 320 g (11-32T), 269 g (12-25T) Combinations: - 11 – 28T: 11-12-13-14-15-17-19-21-23-25-28T - 11 – 30T: 11-12-13-14-15-17-19-21-24-27-30T - 11 – 32T: 11-12-13-14-16-18-20-22-25-28-32T - 12 – 25T: 12-13-14-15-16-17-18-19-21-23-25T
Shimano Track Cog
$78.99
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.
SRAM PG-970 9-Speed Cassette (Road)
$81.99 - $100.59
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.
Shimano 105 11-Speed Cassette
$87.99
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.
Shimano Deore XT Dyna – Sys 10 – Speed Cassette
$87.99
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.
Shimano Ultegra 10-Speed Cassette
$95.99 - $109.99
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 SLX 11-speed Cassette
$102.99 - $114.99
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
SRAM PG-1070 10-Speed Cassette
$111.00 - $124.99
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.
Shimano Ultegra R8000 11-speed Cassette
$119.99 - $134.99
- High-performance gear combinations provide superior rider choice - Hub body to fit a variety of bikes from MTB to road - Model Number: CS-HG800-11 - Series: Shimano - Average Weight: 335 grams
SRAM PG-1230 Eagle 12-Speed Cassette
$129.00
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
Shimano Deore XT 11-Speed Cassette
$129.99 - $149.99
• 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 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
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