Shimano bicycle cassette CS-R8101 Ultegra 12rz 11-30T (ICSR810112130)

The Shimano CS-R8101 Ultegra 12-speed cassette 11-30T has been designed with the most demanding road cycling enthusiasts in mind. This model integrates the latest gear-shifting technologies and precisely selected materials to ensure maximum efficiency and smooth operation of the drivetrain in all conditions.

Advanced HYPERGLIDE+ Technology

The Shimano CS-R8101 Ultegra model features HYPERGLIDE+ technology, which enhances the smoothness and speed of gear changes under load. The specially designed tooth profile guarantees instant and precise drivetrain engagement even during intense training sessions or competitions. Compatibility with Shimano/SRAM freehub allows for integration with a wide range of modern drivetrain systems.

Durable Steel and Aluminium Materials

The cassette is made from carefully selected materials, such as steel and aluminium, which provide high durability for intensive use. The combination of these two components optimises both the durability and weight of the cassette, translating into better performance while riding. The materials have been chosen to ensure maximum wear resistance over a long usage cycle.

Optimal Range and Precise Gear Configuration

The 12-speed cassette has a range of 11-30T and includes gears in the range of 11-12-13-14-15-16-17-19-21-24-27-30, allowing precise adjustment of pedal rhythm to the terrain and riding style. This configured range of gears enables efficient riding during both fast sprints and demanding climbs. The model guarantees smooth operation and low failure rates even with dynamic load changes.

Shimano CS-R8101 Ultegra 12-speed Cassette 11-30T - Features:

• Advanced HYPERGLIDE+ technology for quick gear changes under load;
• High-strength steel and lightweight aluminium in the construction of the cogs;
• Designed for road and racing bikes;
• 12-speed configuration for a wide range of gears;
• Precisely chosen gear ratios in the range of 11-30T;
• Smooth and quiet drivetrain operation even under high loads;
• Low failure rates due to solid materials and precision manufacturing;
• Optimisation of weight and durability through the use of aluminium;
• Appropriate gear range for riding in varied terrain.