• Sale
  • Regular price $185.00

We aim to ship items in stock next day, and place the other items on back order, to be delivered when they are in stock. Bicycle Express strive to keep this website up to date with correct QTY, Price and Description however there may be errors. In the unfortunate event that an error is encountered, Bicycle Express reserve the right to refuse to sell the products, and to correct the error. If Bicycle Express decline your order, we will contact you and either fully refund you, or offer you another option.

If you require a product urgently please call to confirm availability before placing your order on 08 8232 7277.

Shipping Information

Experience the latest technology Shimano has to offer with their Ultegra R8100 12 Speed Cassette. With Shimano's renowned Hyperglide+ technology, you'll find gear shifts are silky smooth and quicker than ever, while shifting power and time have decreased. With the introduction of 12 rear gears, Shimano have nailed the 12 Speed Cassette's indexing to deliver significant improvements in both efficiency and performance. If you're serious about reaching the pinnacle of road riding, the new Shimano Ultegra Di2 12 Speed Drivetrain with R8100 12 Speed Cassette is a fantastic place to start!


  • Model: CS-R8100-12
  • Series: Ultegra R8100
  • Rear Speeds: 12
  • Combination: 11-30T, 11-12-13-14-15-16-17-19-21-24-27-30T
  • Technology: Hyperglide+
  • Material: Steel
  • Weight: 291g