Cassettes/Freewheels

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 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.

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.

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.

When SRAM began developing XX, they were looking to create the lightest, most precise and technically advanced components possible, and boy have they delivered! The XX Cassette is precision machined from a single steel block, heat treated and capped with a premium nickel finish, resulting in a revolutionary cassette that shifts like a dream, is incredibly light and extra durable. Plus, the largest cog is constructed from aluminum and can be replaced as needed. And, the cassette boasts a unique open design that clears mud and debris ensuring smooth, precision shifts every time!

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.

Get reliable shifting in a sweet lightweight package with SRAM's PG-990 9-speed cassette. It meet the demands of mountain bikers everywhere, from elite racers to weekend trail riders. Cut from steel with an aluminum spider, the 990 is light, durable and shifts flawlessly. Tested on the pro circuit. Proven on your local ride.

Simplify your drivetrain with SRAM's XG-1195 11-Speed X-Glide Cassette. It has a monstrous 10-42 tooth spread that gives SRAM's 1x11 drivetrain pretty much the same gearing as 2- and 3-ring setups, with less weight, parts, and complexity. Yes, you can still spin up your hardest climbs. A key thing to note, is that even with the huge range, there are no huge jumps or dips in the gearing, so your cadence and pedaling stay consistent as you move up and down the entire cassette. The wide-open design makes it incredibly lightweight and aids in mud clearance, giving you cleaner shifting and longer component life. The XG-1195 is for use with SRAM's X01 or XX1 drivetrain.

Take a quick look at the X-DOME Eagle cassette. The last dangling shred of an argument in favor of a mountain bike front derailleur is now officially dead. Designed for use with SRAM's proven, reliable XD driver body, this 12-speed, 10- to 50-tooth cassette offers an optimal 500-percent gear range at a considerably lighter weight than 2x systems. It carries with it the X-DOME architecture, which, independent tests have concluded, yields the strongest cassettes on the market. New shifting characteristics improve both, inboard and outboard shifting, as well as chain retention.

- Extended range aluminum cog for those wanting 1x10 with a full range of gears - Only fits Shimano XT/XTR 11-36t (M771/M980) or SRAM X5/X7/X9/X0 11-36t 10sp cassettes (not compatible with 2011 and older SRAM derailleurs) - Requires removal of the 17T or 15T cog and spacer from existing cassette - Longer B-screw (sold separately) only needed for about 50% of Shimano derailleurs - May require a longer 10sp chain. Very tight fit on Stans 330 rear hub splines - Designed and manufactured in the USA from 7075-T6 aluminum alloy

Shimano XT CS-M770 9-Speed Cassette - Aluminum carrier reduces weight and increases rigidity - Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Drivetrain Speeds: 9 - Weight: 323 grams

Shimano Cassette Lockrings

- 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 - Gear Teeth: 18T, 20T

Designed for the next generation of drivetrains—and the next generation of riders. The SRAM Force XG-1270 cassette is optimized for electronic shifting and features SRAM's X-Range gearing technology. Smooth, precise shifts, from 10T on up. - Features at least five one-tooth jumps for a smoother gear progression - 10-tooth start helps provide a wider gearing range - Designed to work with an XDR driver body - MINI CLUSTER construction reduces weight and increases durability - All Zipp wheels starting from 2012 are XDR ready Cassette Cogs: - 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

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.

It's the final piece in the drivetrain puzzle, and paired with SRAM RED eTap and RED rear derailleurs, SRAM's XG-1190 cassette delivers ultra-fast, ultra-quiet shifts that will always put you in the right gear. - Compatible with SRAM RED eTap, RED, Force, Rival, Apex - Weight: 151 grams (11-25T), 185g (11-30T), 196g (11-32T) - Material High grade tool steel cog cluster, Heat treatment process, Heat treated aluminum lowest range cog, Elastomer rings - Speeds: 11 Gear Ratios: - 11–25: 11,12,13,14,15,16,17,19,21,23,25 - 11–26: 11,12,13,14,15,16,17,19,21,23,26 - 11–28: 11,12,13,14,15,16,17,19,22,25,28 - 11–30: 11,12,13,14,15,17,19,21,24,27,30 - 11–32: 11,12,13,14,15,17,19,22,25,28,32

- Durable cold forged CNC machined freewheel - 3 pawl engagement for stronger hold with engagement every 12 degrees - New removal notch pattern allows for better frame clearance

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.

- MODEL NO: CS-R7000 - SERIES: SHIMANO 105 R7000 Series - Average weight: 284 g (11-28T), 304 g (11-30T), 320 g (11-32T), 269 g (12-25T) - Combination: 11-12-13-14-15-17-19-21-23-25-28T, 11-12-13-14-15-17-19-21-24-27-30T, 11-12-13-14-16-18-20-22-25-28-32T, 12-13-14-15-16-17-18-19-21-23-25T - Combination name (Group name): 11-28T, 11-30T, 11-32T, 12-25T - Compatible chain: HG-EV 11-speed/HG-X11 - Speeds: 11-speed - Spider arm QTY (pcs): 1 - Type: HG-EV

Shimano's SLX Dyna-Sys 10-Speed Cassette features chrome-plated steel sprockets mounted to an aluminum carrier 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 shifts with the 10-speed chain and Shadow rear derailleur (both sold separately).

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.

- Cassette Body Type: Shimano/SRAM 8, 9, 10 Speed - Drivetrain Speeds: 8

• 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

Turn any 8-10 speed HG-splined cassette hub into a 3/32-inch 16-tooth singlespeed.

When it's time to replace your 9-speed cassette, check out SRAM's PG-980 cassette. It delivers solid shifting and durability for your 9-speed rig.

SRAM's XG-1080 10-Speed Cassette is made out of individual cogs that are riveted together. This results in an extra-light and super-durable cassette with a unique open design that clears mud and debris ensuring smooth, precision shifts and excellent pedaling efficiency! To keep the weight low, the 36-tooth cog on this SRAM X0-level cassette is made of aluminum.

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.

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