2018 Trek

Procaliber 6

A 27.5″ / 29″ aluminum frame hardtail crosscountry bike with upper mid-range components.
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Manufacturer Price

$1,889
Weight27.3 lbs  
FrameAluminum
SuspensionHardtail, 100mm
ForkRockShox Recon Gold RL
Wheels27.5″ / 29″ Aluminum
Drivetrain2 × 11
GroupsetXT, SLX
BrakesHydraulic Disc
Where to Buy
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Insights
Ride Feel

Based on frame geometry and build specs.

Terrain
easyextreme
Handling
nimblestable
Procaliber 6
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

Procaliber 6

27 mph

Similar Bikes

Highest gear

(descending)

Reviews
BikeRadar
Trek Procaliber 6 review

Mar 2019 · Guy Kesteven

Accurate, versatile frame with a great spec, but bar and IsoSpeed bounce won’t suit everyone

Highs
  • Stiff, accurate frame

  • Dropper and bigger-tyre friendly

  • Judy fork and Eagle gears

  • Shock-shrugging IsoSpeed

Lows
  • IsoSpeed takes a wallop to start moving and then a while to stop

  • Backswept bar and seat tube won’t suit all

  • Surprisingly slow tyres

Read Review

Gran Fondo Magazine
Trek Procaliber 9.9 SL Race Shop Limited Review

Dec 2017 · Robin Schmitt

How does a pro-level mountain bike from the XC World Cup compete against a gravel bike? We tested the Trek Procaliber 9.9 SL Race Shop Limited to find out.

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Mountain Bike Action
Review - Trek Procaliber 8

Nov 2017 · MBA Action

Trek takes their IsoSpeed Decoupler and builds it into a more affordable aluminum frame.

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Singletrack World
Review: Trek Procaliber 9.8 SL

Jul 2016 · Wil Barrett

Is the Trek Procaliber the most comfortable hardtail on the market? Wil investigates with his longerm test bike

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Flow Mountain Bike
Tested: Trek Procaliber 9.8 SL

Jul 2016

What is it? The Procaliber 9.8 SL comes from a three-tiered lineup of carbon hardtails, Trek’s premium cross country race bike. Used by the Trek Factory team including Aussie champs Bec Henderson and Dan McConnell this frame has been widely accepted in the racing community. The Procaliber uses Trek’s Smart Wheel Size arrangement, meaning the …

Highs
  • IsoSpeed is successful in taking the sting out of the trail when seated.

  • Stunning frame construction.

  • Lightweight parts.

Lows
  • Not to be confused as a suspension bike, it's still a hardtail.

Read Review

Enduro Mountainbike Magazine
First Ride | Trek's Top Fuel and Procaliber, Blurring the Lines

Jul 2015 · Trev Worsey

XC race bikes are traditionally an acquired taste, steep, uncompromising and brutally efficient. Any thoughts of comfort and fun are secondary to milking out every watt of energy from a rider who resembles nothing more than a huge set of lungs and set of shaved muscular legs. So imagine our surprise when we took to […]

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Bicycling
First Look: 2016 Trek Top Fuel, Procaliber, and Fuel EX29

Jul 2015 · Matt Phillips

Three new mountain bikes get a Boost

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MTBR
Trek Procaliber SL, Top Fuel and Fuel EX 29 revamped

Jul 2015

Turning its focus on its cross-country racing bikes, Trek made some significant changes to its XC line. Most notable is the introduction of the Isospeed coupler in to the Procaliber hardtail line. - Mtbr.com

Read Review

Geometry
99 Spokes on YouTube99 Spokes on YouTube
Specs
Build
Frame

Alpha Platinum Aluminum, IsoSpeed, E2 tapered head tube, internal derailleur routing, balanced post mount brake, PF92, Boost148, G2 Geometry on 29ers

BB StandardBB86/BB92, Press Fit

Fork

RockShox Recon Gold RL, Solo Air, remote lockout, fast black uppers, E2 tapered steerer, G2 Geometry w/51mm offset on 29ers, Boost110, 100mm travel (13.5: 80mm travel)

Travel100mm

Spring TypeAir

Bottom Bracket

PF92

Headset

FSA IS-2, 1-1/8˝ top, 1.5˝ bottom

Stem

Bontrager Elite, 31.8mm, 7 degree

Handlebar

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

Saddle

Bontrager Evoke 2, chromoly rails

Seatpost

Bontrager alloy, 2-bolt head, 31.6mm, 8mm offset

TypeRigid

Pedals

Not included

Grips

Bontrager Race Lite, lock-on

Groupset
Rear Derailleur

Shimano Deore XT M8000, Shadow Plus

Front Derailleur

Shimano SLX M7020

Crank

Race Face Aeffect, 36/26

Shifters

Shimano SLX M7000, 11 speed

Cassette

Shimano SLX M7000, 11-42, 11 speed

Chain

KMC X11-1

Brakes

Shimano M425 hydraulic disc

TypeHydraulic Disc

Wheels
Rims

Bontrager Duster Elite Tubeless Ready 28-hole, tubeless strips and valves sold separately

Front Hub

Bontrager sealed bearing, alloy axle, centerlock, Boost110

Rear Hub

Bontrager sealed bearing, centerlock, Boost148

Tires

Bontrager XR2 Team Issue, Tubeless Ready, 120 tpi, aramid bead, 29x2.20˝ (13.5 & 15.5: 27.5x2.20˝)

Rider Notes
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Last updated February 15
Not listed for 2,270 days