Shimano's 105 group continues to lead the charge where performance to dollar value matters in its road group range and it fully benefits from the technology featured in its Ultegra and Dura-Ace components. The new R7000 group keeps this tradition alive and well and the 105 CS-R7000 Cassette is a...

More Info

Shimano's groupsets often often miss call-outs for European elegance or relentless pursuit of weight loss at all cost and innovation for innovation's sake, instead earning their loyal following through the incredible dependability and meticulous engineering of the Dura-Ace CS-R9100 11-Speed...

More Info

Of all that can annoy us on a bike, interrupted shifting makes the top of the list. So, it's a good thing that the Dura-Ace CS-R9200 12-Speed Cassette is here to let us push our limits without having to think about our next gear change. Be it climbs, sprints, or all-out descents, this cassette...

More Info

We'll tell you straight up that while we appreciate the appeal of Dura-Ace cassettes, we understand why you would choose Ultegra for your bike. Smart racers routinely save money by going with Ultegra cassettes; the money saved can go for other weight shaving measures. Shimano Ultegra CS-6700...

More Info

Shimano's Ultegra CS-R8000 Cassette is among our top picks for high-level road cycling because like all Ultegra drivetrain components, it's the perennial favorite based on the performance-to-dollars equation. With different demands for drivetrain ranges required for road, gravel, and CX riding,...

More Info

We shift smoothly across everything from steep, rock-strewn trails to smooth-buffed XC loops with the Shimano XT CS-M8000 Cassette. Whether we're overhauling our trail bike's chewed-up cassette or converting to a 1x11 drivetrain, this 11-speed cassette shaves precious grams while standing up to...

More Info

The XT 10-Speed Cassette uses plated steel cogs for superior durability, but that doesn't mean that it weighs a ton. The largest six cogs are minimal in design and are pinned to two lightweight alloy spiders -- three cogs for each spider. The four smallest cogs go on separately, and the whole...

More Info