If you want one setup that can handle fast road riding and steep climbs without compromise, the Shimano 105 R7101 12-speed cassette is a great place to start. Its 11–34T range gives you the freedom to ride further, climb easier and keep a steady rhythm across changing terrain.

That wider range makes a real difference on the road. The smaller cogs help you keep speed on the flat, while the 34-tooth sprocket gives you a bailout gear for longer or steeper climbs—ideal if you’re building confidence, riding mixed routes or just want to save your legs for later in the ride.

With 12 speeds to work through, the steps between gears feel smooth and natural. You can fine-tune your cadence without big jumps, helping you stay comfortable whether you’re spinning up a climb or pushing the pace on rolling roads.

• Wide 11–34T gear range for easier climbing and strong top-end speed
• 12-speed drivetrain compatibility, with smooth, closely spaced gear steps
• Consistent, reliable shifting under load
• Balanced gearing makes this cassettee ideal for mix terrain and endurance riding
• Durable steel sprockets that are built for long-lasting everyday use
• Lightweight carrier reduces weight while maintaining strength
• Optimised for Shimano 12-speed systems

• Model: CS-R7101
• Series: Shimano 105
• Speeds: 12-speed
• Gear Range: 11–34T
• Sprocket Material: Steel
• Carrier: Aluminium spider (for larger sprockets)
• Shifting Technology: Shimano Hyperglide
• Freehub Compatibility: Shimano/SRAM HG freehub (11-speed road compatible)
• Recommended Chain: Shimano 12-speed chain
• Weight: Approx. 391 g