Supercaliber SLR 9.9 XX Flight Attendant Gen 2
OverviewAbout the Trek Supercaliber SLR 9.9 XX Flight Attendant Gen 2
The Trek Supercaliber SLR 9.9 XX Flight Attendant Gen 2 is a mountain bike, built on a carbon frame, listed at $22,999.99. An off-road bike for trails, with grippy tyres and trail-ready geometry.
SizingWhat size Supercaliber SLR 9.9 XX Flight Attendant Gen 2 do I need?
Enter your height to see the size Trek recommends.
| Size | Rider height | In feet | Inseam |
|---|---|---|---|
| S | 155 to 165 cm | 5 ft 1 in to 5 ft 5 in | 74 to 78 cm |
| M | 165 to 177 cm | 5 ft 5 in to 5 ft 10 in | 79 to 83 cm |
| ML | 173 to 180 cm | 5 ft 8 in to 5 ft 11 in | 81 to 86 cm |
| L | 177 to 188 cm | 5 ft 10 in to 6 ft 2 in | 84 to 89 cm |
| XL | 188 to 195 cm | 6 ft 2 in to 6 ft 5 in | 89 to 91 cm |
Rider heights from Trek's size chart. Height is a starting point: arm and leg length, flexibility and riding style all matter, so a test ride beats any chart. How bike sizing works.
SpecificationsWhat we know
- Brand
- Trek
- Model year
- 2026
- Category
- Mountain
- Frame
- Carbon
- Wheel size
- 29-inch
- Drivetrain
- SRAM XX SL Eagle AXS 1x12
- Brakes
- Disc
- Frame sizes
- S, M, ML, L, XL
- Price
- $22,999.99, RRP AUD (Trek Australia, checked 16 Oct 2026)
Specs and pricing are listed in AUD and sourced from Australian retail listings. Confirm the current details and availability with the seller before purchase.
GeometrySize M
- Stack
- 590 mm
- Reach
- 435 mm
- Stack/reach
- 1.36
- Head angle
- 67.5 deg
- Seat angle
- 74.5 deg
- Wheelbase
- 1138 mm
- Chainstay
- 435 mm
- BB drop
- 46 mm
- Standover
- 772 mm
- Fork rake
- 43 mm
GearingRatios
Ratios are derived from the chainrings and cassette. They describe the gearing, not any rider's ability.
Drivetrain & buildFull specification
- Groupset
- SRAM XX SL Eagle AXS
- Shifting
- Electronic
- Drive
- 1x
- Speeds
- 12
- Crank
- SRAM XX SL, Flight Attendant, DUB Wide, 34T alloy ring, 55 mm chainline, 170 mm length
- Chainrings
- 34
- Cassette
- SRAM Eagle XS-1299, T-Type, 10-52, 12-speed
- Rear derailleur
- SRAM XX SL Eagle AXS, T-Type
- Brakes
- SRAM Motive Ultimate 4-piston hydraulic disc
- Rotors
- 160/180mm
- Wheelset
- Bontrager Kovee RSL, OCLV Mountain Carbon, Tubeless Ready, CentreLock, Boost110, 15 mm thru axle, 29"
- Stock tyre
- 29x2.20
- Tubeless
- Yes
- Fork material
- RockShox SID SL Ultimate, Flight Attendant Race Day damper, Stealth DebonAir spring, tapered steerer, 44 mm offset, Boost110, 15 mm Maxle Stealth, 110 mm travel
- BB standard
- SRAM DUB, 92 mm, PressFit
- Seatpost
- Fox Transfer SL, 100 mm travel, internal routing, 31.6 mm
- Cockpit
- Bontrager RSL Integrated handlebar/stem, OCLV Carbon, 0 mm handlebar rise, 750 mm width, -13-degree stem rise, 70 mm length
- Saddle
- Aeolus RSL, carbon rails, 145 mm width
- UDH
- Yes
SuspensionMTB detail
- Front travel
- 110 mm
- Rear travel
- 80 mm
- Fork
- RockShox SID SL Ultimate
- Shock
- Trek IsoStrut
- Wheel config
- 29
- Dropper
- Fox Transfer SL
- Dropper travel
- 100 mm
- Discipline
- XC
- Suspension
- full suspension
Bike DNAWhat the numbers say
- Steering
- A 67.5 deg head angle points to balanced trail handling.
- Climbing
- Lowest ratio 0.65 is a very low climbing gear for steep or loaded climbs.
Derived from the published geometry and gearing above. It describes the numbers, not a ride test.
BikeFinder Data Profile: geometry and specification researched from published sources (Trek Australia product data 58885 (spec list, geometry chart, size chart)), verified 2026-10-16. This is a specification analysis, not a physical ride review.
Where to buyStockist
BikeFinder is an independent directory. We link to retailers; prices and stock are set by the seller and shown as at the date checked.
