Adaptive Ride Dynamics enables the Flight Attendant system to learn from the rider to make smarter, more personalized decisions for greater efficiency and even more speed . Charger Race Day 2 Flight Attendant electronic damper features an automatic three position compression adjustment (Open/Pedal/Lock) positions with independent adjustable rebound . 35mm chassis is the perfect blend of light weight and rigidity for the modern XC bike . DebonAir+ provides more small-bump sensitivity and tunable mid-stroke support . 160mm minimum/200mm maximum rotor size, 66mm maximum tire width DebonAir+ air spring. Fork-only mode for hardtail bikes and customizable Auto Mode to disable “Pedal” or “Lock” positions*. Flight Attendant automatically adjusts suspension in real-time, optimizing every pedal

RockShox SID Ultimate Flight Attendant E2 Suspension Fork 29in 110mm 15x110 Boost Tapered 44mm Black

Reference Number: 5DV7DQ

Experience next-level XC performance with the RockShox SID SL Flight Attendant E2 Suspension Fork, engineered for high-speed trail riding, racing, and demanding cross-country terrains. Designed for 29-inch wheels, this lightweight yet durable fork features innovative technologies, premium materials, and smart electronic damping for personalized, adaptive suspension control.

Materials & Construction:

The SID SL Flight Attendant E2 boasts a 35mm aluminum chassis for an optimal balance of lightweight agility and rigidity, ensuring responsive handling on technical climbs and fast descents. Magnesium lower tubes reduce weight further, while aluminum stanchions provide durability and smooth operation. The tapered aluminum steer tube (1-1/8" to 1.5") enhances steering precision and strength, making it ideal for aggressive XC riding.

Performance & Engineering:

Powering this suspension fork is DebonAir+ air spring technology, delivering increased small-bump sensitivity, tunable mid-stroke support, and a plush ride quality. The 110mm travel and 44mm offset are optimized for modern XC bikes, providing efficient impact absorption and steering agility. The lightweight 1624g frame sacrifices no durability, ensuring reliable performance in demanding race environments.

Components & Technology:

The standout feature is the innovative Flight Attendant system, an adaptive ride dynamic that learns rider behavior to automatically adjust suspension settings in real-time. Equipped with the Charger Race Day 2 electronic damper, it offers three distinct compression modes-Open, Pedal, and Lock-with independent rebound adjustment, giving riders tailored control for climbs, descents, and flats. External air pressure and bottomless tokens allow fine-tuning to suit rider weight and terrain, while the system supports rotor sizes up to 200mm for superior braking performance.

Style & Use Case:

Sleek black finish with a modern design, the SID Ultimate Flight Attendant E2 is built for competitive XC racers and trail riders seeking precision, speed, and customization. Its advanced electronic damping makes it suitable for serious racers who demand the best in suspension technology, ensuring optimal efficiency during long climbs and explosive descents.

Innovative & Differentiating Features:

- Adaptive Ride Dynamics: Learns and adapts to rider input for smarter suspension responsiveness.

- Charger Race Day 2 Flight Attendant Damper: Provides multiple compression settings with electronic control for unmatched trail versatility.

- DebonAir+ Spring: Offers improved small-bump sensitivity and tunable support in a lightweight package.

- Fork-Only Mode & Custom Auto Mode: For hardtail bikes and personalized suspension preferences.

- Precision Engineering: Compatible with 29" wheels, 62-66mm tires, and up to 200mm rotors, ideal for XC racing, fast trail riding, and technical courses.

Specifications Summary:

- Travel: 110mm

- Wheel Size: 29 inch

- Steerer Tube: Tapered (1-1/8" to 1.5") aluminum

- Damping: Flight Attendant Race Day electronic damper with external rebound and 3-position compression (Open/Pedal/Lock)

- Spring: DebonAir+ air spring

- Axle Compatibility: 15x110mm Thru-Axle, Boost spacing

- Brake Mount: Disc (PM-160)

- Weight: 1624g

- Max Rotor Size: 200mm

- Max Tire Width: 66mm

Upgrade your XC setup with the RockShox SID SL Flight Attendant E2 Suspension Fork - where cutting-edge engineering meets adaptive technology for the ultimate ride experience.

  • Experience next-level XC performance with the RockShox SID SL Flight Attendant E2 Suspension Fork, engineered for 29'' mountain bikes.
  • Designed with DebonAir+ air spring technology, this lightweight 110mm travel fork offers superior small-bump sensitivity and tunable mid-stroke support for smooth, controlled rides.
  • Featuring the innovative Flight Attendant electronic damper with adaptive Ride Dynamics, it automatically adjusts compression and rebound in real-time, optimizing efficiency and control across variable terrain.
  • Built with a durable 32mm aluminum chassis, magnesium lower tubes, and tapered aluminum steerer tube, ensuring lightweight strength and precise handling in aggressive cross-country conditions.
  • Compatible with up to 200mm rotor size and 62mm tire width, this suspension fork combines advanced components and tech, including external rebound adjustments and customizable Auto Mode, for personalized, high-performance riding.
Item Specifications
Brake Caliper TypeDisc
DampingFlight Attendant Race Day
Damping AdjustmentsExternal rebound, E-cont. 3 position comp (open/pedal/lock)
Crown MaterialAluminum
Offset (mm)44mm
Rotor Size (Fork)200mm
Tire Width62mm
Defined ColorBlack
External AdjustmentsAir pressure, Bottomless tokens
Positive SpringDebonAir
eBay Steerer Tube Diameter1-1/8''-1.5''
Steerer Tube MaterialAluminum
Lower Tubes MaterialMagnesium
Stanchions MaterialAluminum
Travel (mm)110mm
Wheel Size29''
Stanchion Diameter32mm
Rear Axle Spacing15x110mm TA
RemoteSold Separately
Designed for ebikeNo
Travel110mm
Wheel Size29"
Steerer (Stem/Race)Tapered (28.6/40mm)
ColorBlack
Model NameSID Ultimate Flight Attendant E2
Spring TypeDebonAir+
Brake MountDisc Only (PM-160)
Weight1624g
Offset44mm
Dropout15x110mm Boost

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Company Details

365 Cycles
1180 Enterprise Rd
East Petersburg, PA 17520
United States

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