Trek X-Caliber 9 2021
X-Caliber 9 is the top-end model in the X-Caliber family. It's a fully race-ready cross-country mountain bike built with parts designed to compete. A RockShox Judy Silver fork with remote lockout, a 1x12 Shimano XT/SLX drive train, and a wide-range cassette make it a great choice for fast singletrack riders who want a great bike that's ready to race straight out of the box.
Spec
Frame
Alpha Gold Aluminium, tapered head tube, internal derailleur and dropper post routing, rack and kickstand mount, Boost141, 5 mm QR
*Fork
Size: XS
RockShox Judy Silver, Solo Air, TurnKey remote lockout, tapered steerer, Boost110, 15mm Maxle, 80mm travel Size: S
RockShox Judy Silver, Solo Air, TurnKey remote lockout, tapered steerer, Boost110, 15mm Maxle, 100mm travel Size: M , ML , L , XL , XXL
RockShox Judy Silver, Solo Air spring, TurnKey remote lockout, tapered steerer, Boost110, 15 mm Maxle Lite, 100 mm travel
Suspension lever
RockShox PopLoc
Max compatible fork travel
120mm (XS: 100mm)
Front hub
Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15 mm thru axle
Rear hub
Bontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost141, 5 mm QR
*Rim
Size: XS , S , M , ML , L , XL , XXL
Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23 mm width, Presta valve
Size: XS , S , M , ML , L , XL , XXLÂ
Bontrager Kovee, double-wall, Tubeless Ready, 32-hole, 23 mm width, Presta valve
Spokes
15 g stainless
*Tyre
Size: XS , S
Bontrager XR3 Comp, wire bead, 30 tpi, 27.5x2.20'' Size: M , ML , L , XL , XXL
Bontrager XR3 Comp, wire bead, 30 tpi, 29x2.20"
Max tyre size
27.5x2.80" or 29x2.40"
Rear derailleur
Shimano XT M8100, long cage, 51T max cog
*Crank
Size: XS , S
Shimano MT611, 30T steel ring, alloy spider, Boost, 170 mm length Size: XS , S
Shimano MT610, 30T steel ring, Boost (52mm chainline), 170mm Size: M , ML , L , XL , XXLÂ
Shimano MT611, 30T steel ring, alloy spider, Boost, 175 mm length
Bottom bracket
Shimano SM-BB52, 73 mm, threaded external bearing
Cassette
Shimano SLX M7100, 10-51, 12-speed
Chain
Shimano SLX M7100, 12-speed
Pedal
VP-536 nylon platform
Max. chainring size
32T
Saddle
Bontrager Arvada, steel rails, 138 mm width
*Seatpost
Size: XS , S
Bontrager alloy, 31.6 mm, 12 mm offset, 330 mm length Size: M
Bontrager alloy, 31.6 mm, 12 mm offset, 360 mm length Size: ML , L , XL , XXL
Bontrager alloy, 31.6 mm, 12 mm offset, 400 mm length
*Handlebar
Size: XS
Bontrager alloy, 31.8 mm, 5 mm rise, 690 mm width Size: S , M , ML , L , XL , XXL
Bontrager alloy, 31.8 mm, 5 mm rise, 720 mm width
Grips
Bontrager XR Trail Comp, nylon lock-on
*Stem
Size: XS , S
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 60 mm length Size: M
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 70 mm length Size: ML , LÂ
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: ML , L
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 80 mm length Size: XL , XXL
Bontrager Elite, 31.8 mm, Blendr-compatible, 7-degree, 90 mm length
Head set
Semi-integrated, sealed cartridge bearing, alloy cups, 1-1/8" top, 1.5" bottom
*Brake
Size: XS , S , M , ML , L , XL , XXL
Shimano hydraulic disc, MT4100 lever, MT410 calliper Size: XS , S , M , ML , L , XL , XXL
Shimano hydraulic disc, MT401 lever, MT400 caliper
*Brake rotor
Size: XS , S , M , ML , L , XL , XXL
Shimano RT56, 180 mm, 6-bolt Size: XS , S , M , ML , L , XL , XXL
Shimano RT56, 160 mm, 6-bolt
Why you'll love it
- It's a great bike for someone who's just getting into serious racing: you get high-end XC parts on an incredible frame with enough cash left over for entry fees
- There's nothing as sweet as a silent ride: the clutch rear derailleur prevents chain slap, even in the rough
- The frame is fully compatible with higher-end parts, like race wheels and a dropper post, if you ever find the need to upgrade
- A remote lockout lets you lock out the fork on flats without taking your hands off the bars
- The 1x drive train delivers a wide range of gearing with the simplicity of a single shifter