2020 Trek

X-Caliber 9

A 27.5″ aluminum frame hardtail crosscountry bike with upper mid-range components.
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MSRP$1,579
Weight29.4 lbs  
FrameAluminum
SuspensionHardtail, 100mm
ForkRockShox Judy Silver TK
Wheels27.5″ Aluminum
Drivetrain1 × 12
GroupsetXT, Shimano
BrakesHydraulic Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
X-Caliber 9
Other Crosscountry bikes
Gearing

A bike with lower gearing will be easier to ride up steep hills, while a higher top end means it will pedal faster down hills.

Lowest gear

(climbing)

25 mph

X-Caliber 9

27 mph

Similar Bikes

Highest gear

(descending)

Sizing
XS

4'5" – 5'2"

SM

5'0" – 5'6"

MD

5'3" – 5'8"

MD/LG

5'5" – 5'11"

LG

5'9" – 6'3"

XL

6'1" – 6'6"

XXL

6'4" – 6'8"

Rider Fit Notes

None yet.

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Reviews
MTBR
Trek Roscoe and X-Caliber hardtails reviewed

Nov 2017

Trek's budget-friendly hardtails have evolved on two distinct paths, an affordable XC steed and a fun trail machine. Born out of the same frame, find out how these two bikes compare. - Mtbr.com

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off.road.cc
Trek X-Caliber 9

Apr 2017

If you're looking for a rapid handling cross-country hardtail then the X-Caliber delivers in spades, but it's a bit of a handful when the trail turns downhill thanks to steep geometry and a dated cockpit. Buyer's guide to mountain bikes - get the best MTB for you The best mountain bikes for under £1,000 - the best budget buys ridden and rated Trek launch updated 2020 X-Caliber aluminium hardtail cross-country bike The X-Caliber range is Trek's entry to their proper cross-country hardtail offerings, designed to tackle proper off-road riding rather than being a multi-sport machine.

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Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Alpha Gold Aluminum, tapered head tube, internal derailleur & dropper post routing, rack & kickstand mount, Boost141, 5mm QR

BB StandardBSA, 73mm, Threaded

Tire Clearance2.8"

Fork

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, 15mm Maxle Lite, 100mm travel

Travel100mm

Spring TypeAir

Bottom Bracket

Shimano SM-BB52, 73mm, threaded external bearing

Headset

Semi-integrated, sealed cartridge bearing, alloy cups, 1-1/8'' top, 1.5'' bottom

Stem

Size: S, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 60mm length; Size: M, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 70mm length; Size: ML, L, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: XL, XXL, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 90mm length

Handlebar

Bontrager alloy, 31.8mm, 5mm rise, 720mm width

Saddle

Bontrager Arvada, steel rails, 138mm width

Seatpost

Size: S, Bontrager alloy, 31.6mm, 12mm offset, 330mm length; Size: M, Bontrager alloy, 31.6mm, 12mm offset, 360mm length; Size: ML, L, XL, XXL, Bontrager alloy, 31.6mm, 12mm offset, 400mm length

TypeRigid

Pedals

VP-536 nylon platform

Grips

Bontrager XR Trail Comp, nylon lock-on

Groupset
Rear Derailleur

Shimano XT M8100, long cage, 51T max cog

Crank

Size: S, Shimano MT610, 30T steel ring, Boost (52mm chainline), 170mm; Size: S, Shimano MT611, 30T steel ring, alloy spider, Boost (52mm chainline), 170mm length; Size: M, ML, L, XL, XXL, Shimano MT610, 30T steel ring, Boost (52mm chainline), 175mm; Size: M, ML, L, XL, XXL, Shimano MT611, 30T steel ring, alloy spider, Boost (52mm chainline), 175mm length

Cassette

Shimano SLX M7100, 10-51, 12 speed

Chain

Shimano SLX M7100, 12 speed

Brakes

Size: S, M, ML, L, XL, XXL, Shimano hydraulic disc, MT401 lever, MT400 caliper; Size: S, M, ML, L, XL, XXL, Shimano hydraulic disc, MT4100 lever, MT410 caliper; Size: S, M, ML, L, XL, XXL, Shimano hydrauilc disc, MT4100 lever, MT410 caliper

TypeHydraulic Disc

Wheels
Rims

Size: S, M, ML, L, XL, XXL, Bontrager Kovee, double-wall, Tubeless Ready, 28-hole, 23mm width, presta valve; Size: S, M, ML, L, XL, XXL, Bontrager Kovee, double-wall, Tubeless Ready, 32-hole, 23mm width, presta valve

Spokes

15g stainless

Front Hub

Bontrager alloy, sealed bearing, alloy axle, 6-bolt, Boost110, 15mm thru axle

Rear Hub

Bontrager alloy, sealed bearing, 6-bolt, Shimano MicroSpline freehub, Boost141, 5mm QR

Tires

Size: S, Bontrager XR3 Comp, wire bead, 30 tpi, 27.5x2.20''; Size: M, ML, L, XL, XXL, Bontrager XR3 Comp, wire bead, 30tpi, 29x2.20''

Disc Rotors

Size: S, M, ML, L, XL, XXL, Shimano RT56, 180mm, 6-bolt; Size: S, M, ML, L, XL, XXL, Shimano RT56, 160mm, 6-bolt

Rider Notes
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Last updated May 26
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