Product Description:
Upgrade your Trek Supercaliber SLR 9.9 XX Gen 2 with SRAM’s intelligent Flight Attendant suspension system. This kit is designed to add smart, wireless, automatic suspension adjustment to compatible Supercaliber 9.9 XX Gen 2 bikes, helping the bike respond in real time to rider input and trail conditions.
Flight Attendant automatically adjusts suspension settings while you ride, helping improve efficiency on climbs, maintain traction over rough terrain, and keep the bike ready for changing conditions without manual lockout adjustments.
This kit is specifically intended for the Supercaliber SLR 9.9 XX Gen 2 and includes the key components needed to upgrade the suspension and AXS system.
Key Features:
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SRAM Flight Attendant upgrade kit for Trek Supercaliber SLR 9.9 XX Gen 2
- Adds smart wireless automatic suspension adjustment
- Designed to work with the SRAM AXS app
- Includes RockShox Charger Race Day 2 Damper Kit for SID SL suspension fork
- Includes 80mm travel IsoStrut Flight Attendant rear shock
- Includes SRAM XX SL Eagle T-Type AXS Power Meter Spider
- Includes 34T SRAM Eagle T-Type thread mount chainring
- Includes 2 SRAM AXS batteries and charger
- Genuine SRAM / RockShox upgrade kit
Specifications:
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Brand: SRAM / RockShox
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Model: Flight Attendant Upgrade Kit
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MPN: 00.4318.074.011
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Trek Part Compatibility: Supercaliber SLR 9.9 XX Gen 2
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Fork Compatibility: SID SL
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Fork Damper: Charger Race Day 2 Flight Attendant Damper Kit
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Rear Shock: IsoStrut Flight Attendant
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Rear Travel: 80mm
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Power Meter: SRAM XX SL Eagle T-Type AXS Power Meter Spider
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Chainring: SRAM Eagle T-Type Thread Mount, 34T
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Battery System: SRAM AXS
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App Compatibility: SRAM AXS app
Compatibility:
This kit is only compatible with the Trek Supercaliber SLR 9.9 XX Gen 2.
Based on Trek’s compatibility notes, this kit is intended for 2024-2025 Supercaliber 9.9 XX Gen 2 models that did not originally come equipped with Flight Attendant. The 2026 Supercaliber 9.9 XX Gen 2 models came with Flight Attendant from the factory, and 2023 Supercaliber models were Gen 1 and are not compatible with this kit.
Please verify your exact bike model, model year, fork, and frame generation before ordering. This is a model-specific upgrade kit and is not a universal Flight Attendant kit.
Included:
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RockShox Charger Race Day 2 Damper Kit for SID SL suspension fork
- 80mm travel IsoStrut Flight Attendant rear shock
- SRAM XX SL Eagle T-Type AXS Power Meter Spider
- 34T SRAM Eagle T-Type thread mount chainring
- 2 SRAM AXS batteries
- SRAM AXS battery charger
Condition:
New SRAM / RockShox Flight Attendant upgrade kit. Includes only the items listed above.
Warranty and Notes:
Professional installation is absolutley necessary due to the model-specific suspension, suspension service, and compatibility requirements. For best results work with a qualified Trek Dealer
This kit includes only the items listed and shown. Please confirm compatibility with your Trek dealer or qualified bike shop before ordering, especially if you are unsure of your bike’s exact model year or generation.
