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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.

$23.99 - $31.99
• Easy-on, easy-off
• Available in two chain widths and two colors
• Available in six teeth sizes

$18.99
- Lightweight Design
- Steel rings with engineering polymer spacers
- Nickel finish
- 7 Speed compatible
- Weight - 248g

$79.99
- 10 speed wide range cassette
- Steel spiders
- Fits Shimano/SRAM freehub
- 494g (11-42); 458g (11-40)

$71.99
The Sunrace MX3 10 speed cassette is a cost effective upgrade or replacement cassette.
- Alloy spiders, lockring and spacers
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Drivetrain Speeds: 10

$91.99
The SunRace MZ 12-Speed Cassette offers a wide ratio design.
- Shimano compatible 12-speed cassette
- Black chrome finish
- 464% range
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Drivetrain Speeds: 12
- Weight: 497 g

$29.90
- Fluid Drive Plus shift profiling, compatible with SRAM and Shimano 9sp drivetrains
- Steel rings, engineering polymer spacers, nickel plated finish
- 11-28
- 280g

$4.99 - $5.99
- 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

$58.99
- Shimano 105 R7000 Series CS-HG700-11 cassette
- Average weight: 379g
- Combination: 11-13-15-17-19-21-23-25-27-30-34T

$11.99 - $14.99
- 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

$31.99 - $33.99
- MODEL NO: CS-HG400-9
- SERIES: SHIMANO ALIVIO M4000 Series
- Compatible chain: HG 9-speed
- Speeds: 9-speed
- Type: HG

$25.99
Shimano Altus M2000 Series 9-speed cassette.
Combinations:
- 11 – 32T: 11-13-15-17-19-21-24-28-32T (bo)
- 11 – 34T: 11-13-15-17-20-23-26-30-34T (bn)
- 11 – 36T: 11-13-15-17-20-23-26-30-36T (bw)

$17.99
- For IG/HG chains
- Zinc phosphate finish
- Enlarged sprocket window design for ligtherweight
- Refer to Documents and links to find the right product

$19.99 - $22.99
- For IG/HG chains
- Zinc phosphate finish
- Enlarged sprocket window design for ligtherweight

$22.99
- 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 - $37.99
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 - $59.99
- 10-speed cassette sprocket
- Offers a wide range of gearing options.
- Lightweight sprocket carrier, it delivers smooth gear steps and precise shifting.
- Ride anywhere with smooth and precise HG shifting

$78.99 - $99.99
- 11-speed cassette sprocket
- Tuned gear steps for maximum cadence control across the varied terrain of mountain biking.
- Ride anywhere with smooth and precise HG shifting
- Perfect for front single and double MTB drivetrains

$96.99
- 12-speed cassette sprocket
- HYPERGLIDE+ provides fast and smooth shifting
- BEAM SPIDER construction cuts weights and boosts stiffness
- New MICRO SPLINE freehub body and HYPERGLIDE+ tooth profile
- 10-51T wide range 12-speed gear combination

$9.99
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

$23.39
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.

$104.99 - $117.99
• 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