Shimano

CUES ST-U6030 Rear Shifter/Brake Lever with BR-U6030 Flat Mount Caliper - Silver

The Shimano CUES ST-U6030 Rear Shifter/Brake Lever with BR-U6030 Flat Mount Caliper combines smooth, intuitive shifting with confident hydraulic braking performance for dependable control on road and gravel rides. Drawing on proven design elements from Shimano’s 105 series, this dual control setup delivers refined ergonomics and reliable function for riders who expect precision and comfort.

The updated lever position and compact bracket shape were developed to fit a wide range of hand sizes, improving reach and comfort on long days in the saddle. The integrated BR-U6030 flat mount caliper features a simple, lightweight 2-piston design built specifically for 160mm rotors, offering consistent stopping power without the need for a separate adapter. Shimano’s One Way Bleeding system makes maintenance straightforward, keeping braking performance smooth and predictable ride after ride.

• Dual control design integrates precise shifting and powerful braking in one ergonomic unit
• Refined lever shape improves reach and comfort across a wide range of hand sizes
• 2-piston flat mount caliper delivers consistent braking power with a clean, integrated look
• One Way Bleeding simplifies maintenance and prevents air intrusion in the hydraulic system
• Optimized for 160mm rotors for balanced braking performance on mixed terrain

The Shimano CUES ST-U6030/BR-U6030 system is an ideal upgrade for riders seeking reliable hydraulic performance and the seamless shifting precision that defines Shimano’s reputation for quality and innovation.