Ok, let's get this out of the way first: We don't usually (or ever) review groupsets. There are a few reasons for this--availability, novelty, and (quite frankly) interest. Also, not a ton of ...

Launched in March 2026, Shimano Tiagra R4000 offers an appealing alternative to the brand's 105 R7100 mechanical groupset, with the company's latest-generation features and a more affordable price.

Shimano 105, the component giant's renowned third-tier road group, is undergoing possibly its greatest revamp yet, switching from mechanical to electronic and adding a 12th cog to the cassette for ...

Shimano has today announced not one but two brand new groupsets: the cost-conscious performance road groupset, 105 mechanical; and the similarly-positioned gravel groupset, GRX. We'll cover the new ...

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Celebrating its 40th anniversary since its first introduction in 1982, SHIMANO 105 receives the ultimate upgrade with a move to Di2 electronic shifting technology. The highly anticipated Shimano 105 ...

Tiagra is now Shimano’s #2 mechanical option behind 105. Here’s what R4000 includes, what it costs, and who it leaves behind.

Remember Shimano’s 105-level disc brakes, announced back in April? They’re on sale now, priced at £399 for the set (US and Aus pricing to be confirmed). This includes front and rear brake calipers ...