Cassettes/Freewheels

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

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 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.

Sometimes less is more. With the 10-speeds, an 11-48T range, and evenly spaced gear steps, the ADVENT X cassette allows riders to shift less often to find the right gear, while still having enough range to ride what they want. Fewer cogs also means less weight and a wider chain for better mud shedding. It even fits on standard 10-speed freehub bodies so you don't need to buy new wheels for no reason. In short, it's everything you want in a high-end drivetrain. - Two alloy large cogs and a full alloy spider eliminate unwanted weight - Ramped cogs aid in shifting under load - Continuously molded construction maintains straightness and durability - Compatible with standard HG freehub bodies and 10-speed chains - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Cassette Cogs: 11-13-15-18-21-24-28-34-40-48

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.

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.

MicroSHIFT's H11 cassettes are manufactured to exacting tolerances for straightness, shift quality, and durability, resulting in responsive shifting performance that lasts longer than you might expect. - Continuously molded cogs are straighter than stamped steel, resulting in more consistent, predictable shifting performance - Precision ramps and chamfers for rapid chain movement - Compatible with SRAM and Shimano 11-speed systems - Steel lock ring - Chrome plated for hardness and corrosion resistance Gear combinations: - 11-25T: 11-12-13-14-15-16-17-19-21-23-25 - 11-28T: 11-12-13-14-15-16-17-19-21-24-28 - 11-32T: 11-12-13-14-15-17-19-21-24-28-32 - 11-42T: 11-13-15-17-19-21-24-28-32-36-42

Full Pin technology uses eleven lightweight, stamped steel cogs held together with 123 high-strength stainless steel pins. The result: a cassette that’s light, durable and equipped with SRAM’s super wide 10-42T gear range that’s a perfect fit for any ride. The open design aids in mud clearance, giving you cleaner shifting performance and longer component life. • Super wide 10-42T gear range is a perfect fit for any ride • Optimized gear steps across entire range • XD driver body creates more stable hub connection

- Range: 13T x 1/8"

The Campagnolo EKAR 13-Speed Cassette offers full range to match or exceed any 2x systems. - The 9-tooth sprocket allows full range with zero drop in efficiency - Compact cassette has a narrow design with quick changes, lightweight, improved chain security - Crafted from tough materials and durable design, with no weight penalty - Closer low gear spacing creates natural cadence progression - Wider higher gear spacing creates top-end speed options - The 2-piece block blends strength of steel with light weight of alloy - Compatible with the Campagnolo N3W driver body for great versatility and full compatibility - 10-44T cassette is ideal for gravel and adventure riding

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)

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

- CNC machined CrMo 5/64" cog with 7mm thick Hyperglide-spline, 9sp chain compatible - Extra wide spline interface prevents cog from deforming freehub body splines - Size: 5/64"

- Optimized 11-speed tooth design for shifting speed and fluidity. Evolved sprocket timing reduces stress on the chain and allows for easier shifting through the higher cogs - Top six cogs are divided into sets of three and are mounted on aluminum carriers. This increases rigidity by 180% and the individual cogs are 70% more resistant to torsion - Cogs are steel with a nickel-chrome treatment - Only compatible with 2015+ mechanical drivetrains and no EPS, due to chain wrap capacity Cassette Body Type: Campagnolo 10/11-speed Cassette Cogs: 11-12-13-14-15-17-19-21-23-26-29 Cassette Spacing: Campagnolo 11-speed Range: 11-29 Weight: 230g

The Odyssey 13T freewheel threads on to the metric (small) side of a flip flop hub. - Freewheel Teeth: 13 - Cassette Body Type: Threaded Metric 30 x 1mm - Chain Compatibility: 1/2" x 1/8" - Weight: 113g

Dimension cassettes feature Shimano/SRAM compatible spacing, precise fitment for crisp shifting, and easy installation with standard tools. They're a perfect replacement for worn out cogs. Constructed of steel cogs and lock ring. Cassette Cogs: - 11 – 28T: 11-13-15-18-21-24-28 - 12 – 28T: 12-14-16-18-21-24-28 - 12 – 32T: 12-13-15-18-21-24-32

- 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"

- CNC CrMo cogs to Fit the DJD-Bush drive rear hub drivers - Size: 1/8-inch

- CNC machined steel track cog, 1.37"x24tpi (right handed) thread, 1/2" x 1/8" teeth - Choose aluminum or steel lockrings, 1.29" x 24tpi left hand thread

- Converts an 8-10sp HG splined cassette hub to a Singlespeed. 100g

- 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

- Offers a lighter weight, compact singlespeed drive - Converts any 8-10sp HG splined cassette hub to Singlespeed - Extra wide spline interface prevents cog from deforming hub splines - Cog is CNC machined CrMo, 1/2"x5/64" - Includes: 12T cog, 2 spacers, lockring

- Steel - 7-speed

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

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. It’s a full-on, dedicated SRAM 1x cassette for gravity that lets you keep some money for a lift ticket. GX DH—Get Some. - The PG-720 cassette is an integral part of the SRAM 1x DH drivetrain system - This is the most affordable full-featured, dedicated 1x DH cassette in the industry - Fewer cogs allow for a faster transition from starting cog to highest cog - More rear wheel clearance around spokes - Fully compatible with the SRAM X01 DH drivetrain - Splined driver body compatible - Weight: 224 grams - Gear-Ratio:11 – 25T - Speeds: 7 - Recommended Group: GX DH

The XG-1295 cassette carries with it the X-DOME architecture, which, independent tests have concluded, yields the strongest cassettes on the market. Shifting characteristics improve both inboard and outboard shifting as well as chain retention. - SRAM’s cassette manufacturing technology provides the greatest durability and lightest weight - All-new shifting features create a smoother, quieter system with enhanced inboard and outboard shift performance - XD driver body compatible Cogs - 10 – 50T: 10, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 50 - 10 – 52T: 10, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 52

The Box Four cassette adapts our Prime 9 philosophy of durability, simplicity, and reliability at a great price point. All cogs are stamped from steel, given our durable black coating and then the larger cogs are pinned to each other with spacers for easy installation. - Compatible with HG freehub bodies - Steel stamped cogs - No spiders - Wide ratio and consistent progression - ED black protection

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.

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

- Fluid Drive Plus shift profiling, compatible with SRAM and Shimano 8sp drivetrains - Steel rings, engineering polymer spacers, nickel plated finish - 12 – 25T - 281g