2020 Trek

X-Caliber 7

A 27.5″ aluminum frame hardtail crosscountry bike with mid-range components.
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MSRP$1,019
Weight30.4 lbs  
FrameAluminum
SuspensionHardtail, 100mm
ForkRockShox 30 Silver TK
Wheels27.5″ Aluminum
Drivetrain2 × 9
GroupsetAlivio, Acera
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 7
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)

27 mph

X-Caliber 7

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

Tire Clearance2.8"

ColorsRadioactive Red; Matte Slate

Fork

Size: S, RockShox 30 Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, tapered steerer, 42mm offset for 27.5'' wheel, 100mm QR, 100mm travel; Size: M, M/L, L, XL, RockShox 30 Silver, Solo Air spring, rebound adjust, TurnKey hydraulic lockout, tapered steerer, 46mm offset for 29'' wheel, 100mm QR, 100mm travel

Travel100mm

Spring TypeAir

Headset

Semi-integrated, loose ball bearing, 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: M/L, L, Bontrager Elite, 31.8mm, Blendr compatible, 7 degree, 80mm length; Size: XL, 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: M/L, L, XL, 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 Alivio M4000, long cage, 36T max cog

Front Derailleur

Shimano Alivio M4020, e-type, side swing, front pull

Crank

Size: S, Shimano MT210, 36/22, Boost, 170mm length; Size: M, M/L, L, XL, Shimano MT210, 36/22, Boost, 175mm length

Shifters

Size: S, M, M/L, L, XL, Shimano Acera M3000, 9 speed; Size: S, M, M/L, L, XL, Shimano Acera SL-M3010, 2 speed

Cassette

Shimano HG200, 11-36, 9 speed

Chain

KMC X9

Brakes

Shimano MT200 hydraulic disc

TypeHydraulic Disc

Wheels
Rims

Bontrager Connection, double-wall, 32-hole, 20mm width, presta valve

Spokes

14g, stainless steel, black

Front Hub

Formula DC-20, alloy, 6-bolt, 5x100mm QR

Rear Hub

Formula DC-2241, alloy, 6-bolt, Shimano 8/9/10 freehub, Boost141, 5mm QR

Tires

Size: S, Bontrager XR2 Comp, wire bead, 30 tpi, 27.5x2.20''; Size: M, M/L, L, XL, Bontrager XR2 Comp, wire bead, 30 tpi, 29x2.20''

Disc Rotors

Size: S, M, M/L, L, XL, Shimano RT26, 160mm, 6-bolt; Size: L, XL, Shimano RT26, 180mm, 6-bolt

Rider Notes
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Last updated April 16
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