Shimano Ultegra R8100 12-Speed Cassette

From £65.00
Compare prices from trusted UK retailers below
Sigma Sports
£65.00
View Deal
In Stock, ready to order
Price last checked: 03/10/2026

Browse all Cassettes or explore Shimano offers
Find the best Shimano Cassettes deals

Shimano Ultegra R8100 12-Speed Cassette

Shimano Ultegra R8101 12-Speed Cassette Shimano’s Ultegra R8101 12-Speed Cassette provides amazing shifting under pressure, with the Hyperglide+ design moving the chain between ratios flawlessly whenever called upon. By offering 12 sprockets, Shimano has been able to reduce the jumps between gears so that it is easier ...
Shimano Ultegra R8101 12-Speed Cassette Shimano’s Ultegra R8101 12-Speed Cassette provides amazing shifting under pressure, with the Hyperglide+ design moving the chain between ratios flawlessly whenever called upon. By offering 12 sprockets, Shimano has been able to reduce the jumps between gears so that it is easier to stay in the cadence sweet spot for greater efficiency and less fatigue. The combination of steel sprockets and an alloy carrier keeps the weight down whilst aiding shifting by increasing the cassette's stiffness.
Read More

Other Colours & Sizes

No Colour

11-34 £65.00 11-30 £65.00

Additional Resources:

Latest Cycling Deals & Promos from Sigma Sports

Browse our latest cycling promos and vouchers now and start saving on everything from cycling jerseys and shoes to road bikes and electric bikes!

Sigma Sports: Build Your Own Nutrition Bundle and save up to 20%.
- Expires: 30 Oct 2026
Sigma Sports: Visit Sigma Sports for some great deals
- Expires: 31 Dec 2026

About: Shimano

Shimano is a leading brand in the cycling industry, renowned for its high-quality components and innovative technology. The company offers a range of cycling products, including drivetrains, brakes, wheels, pedals, and shoes. Shimano's drivetrain components, such as its derailleurs and shifters, are widely regarded as some of the best on the market, providing smooth and reliable shifting for cyclists of all levels. The company's disc brakes are also highly regarded, providing excellent stopping power and modulation. With a commitment to innovation and a focus on the needs of cyclists, Shimano continues to be a go-to choice for cyclists looking for top-of-the-line components for their bikes.

About: Sigma Sports

Sigma Sports is a leading cycling and triathlon retailer based in the United Kingdom. Sigma Sports provides a comprehensive range of products catering to cyclists, triathletes, and outdoor enthusiasts. The store offers a diverse selection of bicycles, cycling accessories, apparel, and gear from well-known brands. Sigma Sports is known for its commitment to quality, customer service, and expertise in the cycling industry. The retailer has both a physical store and a robust online presence, making it convenient for customers to explore and purchase products. Sigma Sports is often associated with a wide range of cycling disciplines, including road cycling, mountain biking, and triathlon.

Similar Deals You May Like

Browse all
Shimano Ultegra CS-R8100 12-Speed Cassette
£119.99 Save £40
£79.99
from Condor Cycles
View Deal →
Shimano Ultegra CS-R8100 12-Speed Cassette Silver
placeholder
£119.99
from Leisure Lakes Bikes
View Deal →
Shimano Ultegra R8100 12-Speed Cassette
placeholder
£65.00
from Sigma Sports
View Deal →
Shimano 6700 Ultegra 10 Speed Cassette 11-28T
placeholder
£60.60
from Halfords
View Deal →
Shimano CS-R8000 Ultegra 11 Speed Cassette
£89.99 Save £41
£48.99
from Tredz
View Deal →
Shimano CS-R8101 Ultegra 12 Speed Cassette 11-30T Silver
placeholder
£119.99
from Leisure Lakes Bikes
View Deal →
Shimano CS-R8101 Ultegra 12-speed Cassette
£119.99 Save £63
£56.95
from Tredz
View Deal →
Shimano CS-R8101 Ultegra 12-speed cassette 11 - 30T
placeholder
£119.99
from Cycles UK
View Deal →
Shimano CS-R8101 Ultegra 12-speed cassette 11 - 34T
placeholder
£119.99
from Cycles UK
View Deal →
Shimano CS-R8101 Ultegra 12-speed cassette 11-30T
£119.99 Save £50
£69.99
from Fawkes Cycles
View Deal →
SHARE:
Hot Cycling Deals: