Shimano Unveils Affordable 12-Speed Mechanical 105 R7100 Groupset
Shimano, a leading name in cycling components, has just made a significant announcement that has the cycling community buzzing. They’ve introduced a new 12-speed mechanical version of their popular 105 R7100 groupset. This release is particularly exciting because it offers an alternative to the electronic Di2 components that were launched last year. Let’s dive into the details of this new Shimano 105 R7100 Mechanical 12-speed groupset.
Affordable Performance
One of the standout features of this release is its affordability. Priced at just under £1,000, it’s approximately £700 cheaper than its electronic counterpart, making it an attractive option for budget-conscious cyclists. This groupset is designed to bring the joy of cycling to a wide range of enthusiasts without breaking the bank.
Mechanical Shifting for the Road
The 12-speed mechanical shifting is a first for Shimano’s road cycling lineup, and it’s a welcome addition. This means you can now enjoy the precision and reliability of Shimano shifting without the need for batteries or worrying about charging your bike components.
Hydraulic Disc Brake Compatibility
The Shimano 105 R7100 Mechanical 12-speed groupset is compatible exclusively with hydraulic disc brakes. While this means there are no rim brake options available, it ensures excellent stopping power and control, especially in various weather conditions.
Gear Range and Options
Compared to its 11-speed predecessor, the new 105 Mechanical 12-speed groupset offers an expanded gear range. It can handle cassettes with a maximum sprocket size of 11-36T, providing you with the gearing options you need for climbing and versatile riding.
Component Details
Here’s a quick overview of the various components in the Shimano 105 R7100 Mechanical 12-speed groupset:
- Rear Derailleur: £59.99
- Front Derailleur: £41.99-£44.99
- Hydraulic Disc Brake Set (caliper and lever): £279.99 per side
- Crankset: £159.99
- Cassette: £69.99
- Chain: £34.99
Price Comparison
To put the affordability of this new groupset into perspective, let’s compare it to its electronic counterpart, the Shimano 105 R7100 Di2 12-speed. The savings are substantial, making it an excellent choice for riders on a budget.
- Shimano 105 R7100 Mechanical 12-speed: £986.91 (Total)
- Shimano 105 R7100 Di2 12-speed: £1,311.49 – £1,556.99 (Total) – Wiggle
Weight Comparison
For those concerned about weight, here’s how the Shimano 105 R7100 Mechanical 12-speed components stack up against their Di2 counterparts and SRAM Rival eTap AXS equivalents. Keep in mind that the mechanical nature of this groupset may result in slightly higher weights, but the difference is relatively small.
Ribble’s 12-Speed Shimano 105 Bikes
If you’re interested in a bike that’s equipped with the new Shimano 105 R7100 Mechanical 12-speed groupset, Ribble has you covered. They offer a range of bikes that feature this premium mechanical shifting technology. Here are a few options to consider:
- Endurance Ti Disc – Sport: A Titanium Cross Gravel Road Bike equipped with Shimano 105 R7100 2×12-Speed and Mavic Aksium 19 DCL Wheels. Priced from: £2,799.00.
- CGR SL – Sport: A CGR SL Carbon Monocoque Frame bike featuring Shimano 105 R7100 2×12-Speed and Shimano 105 Hydraulic Disc Brakes. Priced from: £2,699.00.
- CGR Ti – Sport: The relaxed and stable CGR Ti 3Al/2.5V Titanium Frame bike with Shimano 105 R7100 2×12-Speed and Mavic Aksium 19 DCL Wheels. Priced from: £2,899.00.
- Endurance SL Disc – Sport: An Endurance SL Carbon Monocoque Frame bike equipped with Shimano 105 R7100 2×12-Speed and Shimano 105 Hydraulic Disc Brakes. Priced from: £2,199.00.
- Endurance SL e – Sport: An Endurance SL e Carbon Frame bike featuring Shimano 105 R7100 2×12-Speed and Shimano 105 Hydraulic Disc Brakes, with Mavic Ksyrium S Disc Alloy Wheels. Priced from: £3,399.00.
These Ribble bikes offer a variety of options to suit different riding styles and preferences, all featuring the new Shimano 105 R7100 Mechanical 12-speed groupset. Whether you’re into endurance cycling, gravel adventures, or seeking an e-bike experience, Ribble has a solution for you.
Conclusion
The new Shimano 105 R7100 Mechanical 12-speed groupset brings reliable and efficient shifting to a wider audience at an affordable price point. With its expanded gear range and hydraulic disc brake compatibility, it’s a compelling option for cyclists looking to upgrade their bike’s performance without breaking the bank.
Shimano continues to innovate and provide options for cyclists of all levels, and the 105 R7100 Mechanical 12-speed groupset is a testament to their commitment to the cycling community.

I remember when the 105 came out as a di2 only and thought what a massive mistake! makes you wonder why they never wanted to let the public know there was a mechanical one coming, but now its here, and its 12 speed, they’ve really opened it up to those who are looking for a new bike but didn’t want to go to electric shifting.