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Cassettes/Freewheels

$600.00
The XX SL Eagle T-Type 12-Speed 10-52t cassette is a major reason why Eagle Transmission offers one of the best-ever inboard and outboard shifting performance under load. Thanks to its full X-SYNC design, the harder you pedal, the better it shifts. This is the lightest Eagle cassette SRAM has made, as well as, their our most precise and long lasting. Its new-gen features a fully machined, hardened steel X-Dome architecture for gears 1-9 and an ultra-lightweight, all-aluminum Spider Cog for gears 10-12. Engineered as integrated and interdependent transmission components, the XX Eagle Transmission Cassette and derailleur contact directly, ensuring perfect alignment on every bike.
- From its massive 520% gear range, the 52 tooth cog steps down with improved gear progression with 44 and 38 tooth cogs in the low end (compared to the Eagle drivetrain 10-52-tooth cassette)
- New-gen design is SRAM's lightest 10-52t cassette due to the ultra-lightweight, all-aluminum Spider Cog
- 55mm chainline compatibility for more moderate chain angle, longer wear and greater precision
- Utilizes well accepted and broadly available XD driverbody
- Featuring a clearly marked Setup Cog for simple and fool-proof installation
- Not suitable for E-MTB

$17.99 - $19.99
Problem Solvers Singlespeed 6-bolt Cogs are designed to be used with the Problem Solvers Cog Carrier.
- Compatible with 3/32" and 1/8" chains
- Cog is also 6-bolt rotor mount compatible for fixed gear use (see instructions for applicable warnings)

$59.99
Dimension Freewheels are excellent drivetrain component replacements. With smooth shifting performance and durable construction, they'll help breathe new life into older bikes.
- A must-have in any bicycle service department
- One-piece design
- Shimano index compatible
- Works with most friction shifters
- Suitable for use with e-bike drivetrains

$31.19 - $38.19
- Cold-forged chromoly construction
- 8 splines for removal
- Oversize 3-pawl design
- Heavy-duty use freewheel
- 13T and 14T fit Flip-Flop hubs only
- Speeds: Single
- Width: 3/32"

$264.00
The TRS Plus Cassette offers impressive range and crisp shifting performance on both SRAM and Shimano drivetrains. Using a unique two-piece, individually replaceable assembly and a 9t cog, the TRS+ provides superior ground clearance in a compact package so you can clean steeper climbs. More range, more fun, same standard.
- The TRS Plus cassette plugs directly into all SRAM Eagle and Shimano XTR, XT, and SLX 12-speed drivetrains
- Smaller 9-46T cassette gives a better chainline, for longer-lasting drivetrains
- The assembly utilizes XD™ Driver mounting to enable a 9-46T 12-speed cassette, keeping the drivetrain simple, yet providing the gear range of a 2X system
- Designed to offer better ground clearance and be run with a smaller chainring to keep equivalent 10-50T gearing (10-50T w/34T chainring = 9-46T w/32T chainring)
- 511% range
- Cassette Body Type: SRAM XD 11/12 Speed
- Cassette Cogs: 9-10-12-14-16-18-21-24-28-33-39-46
- Drivetrain Speeds: 12
- Color: Black
- Weight: 336 g

$219.00
The TRS Plus Cassette offers impressive range and crisp shifting performance on both SRAM and Shimano drivetrains. Using a unique two-piece, individually replaceable assembly and a 9t cog, the TRS+ provides superior ground clearance in a compact package so you can clean steeper climbs. More range, more fun, same standard.
- 511% range is great for modern 1x drivetrains
- 10 steel cogs, plus 1 aluminum cog increase durability
- Saves weight by using smaller chainrings and shorter chains, which also provides better ground clearance
- Designed for use with eBike drivetrains
- Compatible with Shimano and SRAM drivetrains
- Cassette Body Type: SRAM XD 11/12 Speed
- Cassette Cogs: 9-10-12-14-17-20-24-28-33-39-46
- Drivetrain Speeds: 11
- Color: Black
- Weight: 390 g

$219.00
The e*thirteen XCX+ is a lightweight and durable cassette that offers excellent range, and is compatible with both SRAM and Shimano drivetrains.
- 10 steel cogs and 1 aluminum cog provide durability
- Ultra-stiff cluster keeps power at the wheels
- 378% range
- Compatible with Shimano and SRAM drivetrains
- Cassette Body Type: SRAM XD 11/12 Speed
- Cassette Cogs: 9-11-13-15-17-19-21-24-27-30-34
- Drivetrain Speeds: 11
- Designed for ebike: Yes
- Color: Black
- Weight: 271 g

$39.99
absoluteBLACK single speed cogs feature a unique tooth shape, narrow-wide profile, and perfect roundness. Crafted with CNC machined 7075 aluminum with an anodized finish for long-lasting construction.
- Tooth design is wider and more "square-like" compared to other single speed cogs
- The narrow-wide profile provides additional strength and offers greater chain retention
- Compatible with 1X, 6, 7, 8, 9, 10, 11, and 12-speed chains
- To utilize the narrow-wide feature, use a 9, 10, 11, or 12-speed chain
- Not compatible with half-link chains
- Compatible with Shimano HG cassette bodies

$49.95
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

$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.

$115.99
The SunRace MX 11-Speed Cassette is a wide-ratio cassette designed for XD driver bodies.
- Largest sprocket crafted from A7075 aluminum
- Black chrome finish
- 460% range
- Cassette Body Type: SRAM XD 11/12 Speed
- Drivetrain Speeds: 11
- Weight: 502 g

$119.99
The SunRace MZ 12-Speed Cassette offers a wide ratio design.
- Shimano compatible 12-speed cassette

$29.99
RS1 Cassettes are a great replacement for 10-speed road sytems.
- Steel Spider
- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed
- Cassette Cogs: 11-12-13-14-15-17-19-21-24-28
- Drivetrain Speeds: 10
- Weight: 267 g

$45.99
RS3 Cassettes are a great replacement for 11-speed road sytems.
- Lightweight wide-range Road cassette compatible with HG 11sp road freehub bodies
- Steel cogs (top 3 mounted to spider), steel lockring, and composite spacers
- Cassette Body Type: Shimano/SRAM 11 Speed Road
- Drivetrain Speeds: 11
- Cogs: 11,12,13,15,17,19,21,23,25,28,32
- Weight: 332 g

$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

$25.99 - $27.99
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

$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

$26.99
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.

$42.99 - $51.99
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

$100.00 - $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

$75.99
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.