2026 Trek Supercaliber SLR 9.9 XX AXS Flight Attendant Gen 2 Carbon SLR Cross Country Mountain Bike

2026 Trek Supercaliber SLR 9.9 XX AXS Flight Attendant Gen 2 Carbon SLR Cross Country Mountain Bike

USD 8,900.00 USD 14,900.00
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Product Code: TR903301WR
Availability: In Stock
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Product Description

2026 Trek Supercaliber SLR 9.9 XX AXS Flight Attendant Gen 2 Carbon SLR Cross Country Mountain

The Supercaliber SLR 9.9 XX AXS Flight Attendant Gen 2 is an ultralight XC mountain bike bred for racing. Built with Trek's highest-grade SLR OCLV Mountain Carbon, this frame is intensely light, stiff, and responsive. Featuring the revolutionary RockShox Flight Attendant technology, the bike automatically adjusts your suspension in real-time, allowing you to focus entirely on speed and the finish line.


Technical Specifications

Frame & Weight
Frame Material SLR OCLV Mountain Carbon
Frame Design SLR OCLV Mountain Carbon, IsoStrut, UDH, 80mm travel
Wheel Size 29"
Weight 10.28 kg / 22.67 lbs (Size M)
Suspension
Fork RockShox SID SL Ultimate, Flight Attendant, 110mm
Shock Trek IsoStrut, RockShox SIDLuxe, Flight Attendant RL3 damper, 80mm
Drivetrain (Wireless Transmission)
Rear Derailleur SRAM XX SL Eagle AXS, T-Type, 12-speed
Shifters SRAM AXS POD Ultimate
Crankset SRAM XX SL Flight Attendant, DUB Wide, 34T
Cassette SRAM Eagle XS-1299, T-Type, 10-52, 12-speed
Chain SRAM XX Eagle, T-Type, 12-speed
Bottom Bracket SRAM DUB, 92mm, PressFit
Brakes & Cockpit
Brakeset SRAM Motive Ultimate 4-piston hydraulic disc
Handlebars/Stem Bontrager RSL Integrated bar/stem, OCLV Carbon, -13-degree rise
Grips ESI Chunky
Seatpost Fox Transfer SL, internal routing, 31.6mm
Saddle Aeolus RSL, carbon rails, 145mm width
Wheels & Tires
Rims Bontrager Kovee RSL, OCLV Mountain Carbon
Hubs Bontrager Kovee RSL, CenterLock, Boost110/148
Front Tire Pirelli Scorpion XC, Tubeless-Ready, 29x2.20"
Rear Tire Pirelli Scorpion XC / Bontrager Sainte-Anne RSL XR, 29x2.40"

Detailed Specs & Fit

  • Suspension Tech: RockShox Flight Attendant (Automatic Adjustment)
  • Frame Type: High-Modulus SLR OCLV Carbon XC Racing
  • Bottom Bracket Shell: PressFit 92
  • UDH Compatible: Yes
  • Max Tire Clearance: 2.40"
  • Accessories Included: SRAM eTap battery pack with charger

Size Guide

Size Rider Height (cm) Rider Height (ft/in) Inseam (cm) Inseam (in)
S 155 - 165 cm 5'1" - 5'5" 74 - 78 cm 29" - 31"
M 165 - 176 cm 5'5" - 5'9" 79 - 83 cm 31" - 33"
M/L 173 - 180 cm 5'8" - 5'11" 81 - 86 cm 32" - 34"
L 177 - 188 cm 5'10" - 6'2" 84 - 89 cm 33" - 35"
XL 188 - 195 cm 6'2" - 6'5" 89 - 91 cm 35" - 36"

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