2021 Trek

Supercaliber 9.8 GX Gen 1

A 29″ carbon frame full suspension crosscountry bike with high-end components.
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Manufacturer Price

€6,099($6,701)
Weight22.9 lbs  
FrameCarbon
SuspensionFull, 60 / 100mm
ForkFox Performance Float 32
ShockFox Float DPS Performance
Wheels29″ Carbon
Drivetrain1 × 12
GroupsetGX Eagle
BrakesHydraulic Disc
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Supercaliber 9.8 GX Gen 1
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)

28 mph

Supercaliber 9.8 GX Gen 1

27 mph

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Highest gear

(descending)

Spec Level

Based on build material and quality level of the frame, fork, wheelset, groupset, suspension system, and more.

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Reviews
Gran Fondo Magazine
Trek Supercaliber 9.8 GX mountain bike in review – the better gravel bike?

Feb 2022 · By

Gravel bikes are fast and off-road capable. Can the Trek Supercaliber 9.8 GX keep up in terms of versatility or even emerge as the test winner from our bike concept comparison of gravel and mountain bikes? That's exactly what we found out for you. You can find all the details and our riding impressions here.

Highs
  • Innovative full suspension system

  • Extremely wide range of applications

  • Conveys a lot of confidence and safety in many situations

  • Off-road speed all-rounder

Lows
  • Cable chaos on the cockpit

  • Missing dropper post limits the range of use unnecessarily

Read Review

Vital MTB
2021 Trek Supercaliber 9.8 GX Bike

May 2021 · yonatan.yatom

If you are looking to squeeze every bit of speed out of the trail with a little more comfort than a hardtail, Trek's new race weapon could be for you.

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Mountain Flyer
TESTED: Trek Supercaliber 9.8

Jan 2021

Looking for an end-of-summer riding goal in a season void of events and races due to COVID-19, my wife and I landed on an ambitious project. Colorado’s Leadville 100 MTB and the 144-mile SBT GRVL (Steamboat Gravel) had originally been scheduled for the same weekend in August, and inspired by various “virtual” alternatives to in-person events, we made plans for a Vermont-based LeadBoat. The mountain bike day, a 105-mile loop we plotted around Mt. Mansfield, Vermont’s tallest summit and the view from our doorstep, would link together long stretches of dirt road with as much singletrack as possible. It also would be the longest mountain bike ride I’d ever done and require a lightweight bike that could readily tackle 100 miles and more than 10,000 feet of elevation gain.

Read Review

Flow Mountain Bike
Trek Supercaliber Review | A short travel superhero

Jan 2021

With its gorgeous lines and unique IsoStrut suspension design, the Trek Supercaliber doesn't look like any other mountain bike. But with just 60mm of travel, why would you choose it over a more conventional XC race bike? We put the Trek Supercaliber 9.9 to the test to find out - read on for our in-depth review.

Highs
  • Stunning frame design

  • Powerful pedalling surge

  • Effervescent suspension performance

  • Precise hifi-handling

  • Super light and wide Kovee XXX wheelset

  • Frame-saving Knock Block

  • Dual bottle friendly

Lows
  • You can run out of travel on really rough trails

  • The unfashionably narrow bars

  • Front hub should have Torque Caps

  • Shock servicing is more involved

Read Review

Mountain Bike Action
Mountain Bike Action Bike Test: Trek Supercaliber 9.9

Aug 2020 · McCoy

Hardtail stiffness with a stealthy full-suspension design

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Bikerumor
Review: Trek Supercaliber XC race mountain bike... plus IsoStrut rear shock tear down!!!

Aug 2020

We pull apart Trek's IsoStrut shock system to see how it works, then take the new Supercaliber XC race bike on the trails to see how fast it can go!

Read Review

BIKE Magazine
Tested: Trek Supercaliber 9.9

May 2020

There's no better quarantine than the pain cave. Our XC expert Lydia Tanner spent a whole lotta time there testing the new Trek Supercaliber.

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

OCLV Mountain Carbon main frame and stays, IsoStrut, tapered head tube, Knock Block, Control Freak internal routing, Boost148, 60 mm travel

BB StandardBB86/BB92, Press Fit

Tire Clearance2.2"

ColorCarbon Blue Smoke / Radioactive Coral

Fork

Fox Performance 32 Step-Cast, Float EVOL air spring, GRIP 2-position damper, remote lockout, tapered steerer, 44 mm offset, Boost110, 15 mm Kabolt axle, 100 mm travel

Travel100mm

Spring TypeAir

Shock

Trek IsoStrut, Fox Performance shock, air spring, DPS 2-position remote damper, 235 mm x 32.5 mm

Travel60mm

Spring TypeAir

Bottom Bracket

SRAM DUB, 92 mm, PressFit

Stem

Size: S, Bontrager Kovee Pro, 35 mm, Knock Block, Blendr-compatible, 13-degree, 60 mm length; Size: M, M/L, Bontrager Kovee Pro, 35 mm, Knock Block, Blendr-compatible, 13-degree, 70 mm length; Size: L, XL, Bontrager Kovee Pro, 35 mm, Knock Block, Blendr-compatible, 13-degree, 80 mm length; Size: XXL, Bontrager Kovee Pro, 35 mm, Knock Block, Blendr-compatible, 13-degree, 90 mm length

Handlebar

Bontrager Kovee Pro, OCLV Carbon, 35 mm, 5 mm rise, 720 mm width

Saddle

Bontrager Montrose Elite, titanium rails, 138 mm width

Seatpost

Size: S, Bontrager Pro, OCLV Carbon, 31.6 mm, 0 mm offset, 330 mm length; Size: M, M/L, L, XL, XXL, Bontrager Pro, OCLV Carbon, 31.6 mm, 0 mm offset, 400 mm length

TypeRigid

Grips

ESI Chunky

Groupset
Rear Derailleur

SRAM GX Eagle

Crank

Size: S, SRAM GX Eagle Carbon, DUB, 32T alloy ring, 52 mm chainline, 170 mm length; Size: M, M/L, L, XL, XXL, SRAM GX Eagle Carbon, DUB, 32T alloy ring, 52 mm chainline, 175 mm length

Shifters

SRAM GX Eagle, 12-speed

Cassette

SRAM Eagle XG-1275, 10-52, 12-speed

Chain

SRAM GX Eagle, 12-speed

Brakes

Shimano Deore XT M8100 hydraulic disc

TypeHydraulic Disc

Wheels
Rims

Bontrager Kovee Pro 30, OCLV Mountain Carbon, Tubeless-Ready

Tires

Bontrager XR2 Team Issue, Tubeless-Ready, Inner Strength sidewall, aramid bead, 120 tpi, 29 x 2.20"

Disc Rotors

Size: S, M, M/L, L, XL, XXL, Shimano RT76, 6-bolt, 160 mm; Size: S, M, M/L, L, XL, XXL, Shimano RT76, 6-bolt, 180 mm

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Last updated October 2
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