RockShox SIDLuxe Isostrut Ultimate Flight Attendant Rear Shock for Trek Supercaliber

The RockShox Rear Shock SIDLuxe Isostrut Ultimate Flight Attendant is the pinnacle of suspension technology designed specifically for the Trek Supercaliber 20. This component seamlessly integrates into the frame, offering 80mm of finely tunable rear suspension that balances stiffness and support while minimizing friction. Built with a 38mm strut tube, it provides exceptional durability and responsiveness, essential for conquering demanding XC race courses.

What sets this shock apart is the innovative Flight Attendant automatic suspension system. Utilizing a sophisticated algorithm and a suite of sensors, it intelligently adjusts the suspension in real time to match your riding style, terrain, and physical input. This system features three damping modes—Open, Pedal, and Lock compression—ensuring that your bike adapts dynamically for maximum efficiency and speed. The intuitive rebound dial and Maxima Plush Dynamic Suspension Lube further enhance performance and longevity, keeping your ride smooth and controlled.

Designed to fit perfectly within the SRAM AXS ecosystem, the Flight Attendant system is cable-free and shares its battery with other AXS-enabled components, making integration seamless and unobtrusive. It’s also built to endure the elements with an IPX7 waterproof rating, ensuring reliability no matter the weather. Whether you're competing on the World Cup circuit or pushing your limits on challenging trails, this rear shock elevates your ride to a new level of precision and control.

What It’s Good For

• Providing precise, adaptive rear suspension tailored to rider input and terrain changes
• Enhancing XC race performance with a lightweight, integrated design
• Reducing pedaling bob for improved power transfer and efficiency
• Offering a seamless, cable-free integration with SRAM AXS components
• Delivering durable, low-friction operation with advanced suspension lubrication
• Adjusting suspension settings automatically via Flight Attendant’s intelligent algorithm
• Withstanding harsh conditions, thanks to its IPX7 waterproof rating
• Allowing easy tuning via numbered rebound dial for precise ride customization

What It’s NOT Good For

• Use on non-Trek Supercaliber frames due to its frame-specific IsoStrut design
• Riders looking for a purely mechanical shock without electronic suspension adjustment
• Bikers who prefer manual suspension settings over automated systems
• Applications requiring suspension travel beyond 80mm
• Those who do not use or plan to integrate SRAM AXS components into their bike setup

Frequently Asked Questions

Is this shock compatible with all Trek Supercaliber models?
This RockShox Rear Shock is designed specifically for the Trek Supercaliber 20 model featuring the IsoStrut frame integration. Compatibility with other models should be confirmed with Trek or RockShox before purchase.

How does the Flight Attendant system improve my ride?
The Flight Attendant system uses sensors and an advanced algorithm to automatically adjust suspension settings in real time. It adapts to your riding style, terrain, and effort to optimize comfort, control, and efficiency without the need for manual adjustments.

Can I manually override the automatic settings?
Yes, the Flight Attendant system includes three damping positions—Open, Pedal, and Lock—that you can select as needed, allowing you to tailor the suspension behavior alongside its automatic adjustments.

Is the battery shared with other components?
Yes, the shock shares its battery with all SRAM AXS-enabled components, simplifying charging and maintenance within your bike’s ecosystem.

How durable is the shock in wet or muddy conditions?
The Flight Attendant system is rated IPX7 waterproof, ensuring it remains reliable and functional even in heavy rain or muddy conditions, making it ideal for all-weather riding.