Trek Procaliber SL Project 1 /Hardtail Mountain Bike Frameset/Red/White 18.5"/ML



$999.95 Regular price $2,699.99

Procaliber SL is for the fastest XC riders. It's built with Super Light OCLV Mountain Carbon and delivers the unique trail-smoothing advantage of IsoSpeed, which takes the edge off fatiguing bumps in the trail so you can stay stronger longer.


It's right for you if...

You have a dream XC build in mind, and you want to start with the lightest carbon hardtail frame we make so you can fly up climbs and win every sprint off the line.


The tech you get

A Super Light OCLV Mountain Carbon frame with Control Freak internal cable routing and trail-smoothing IsoSpeed. The Procaliber SL frameset includes a headset, and is designed for a PF92 bottom bracket and Smart Wheel Size with up to 2.2" wide tires.


The final word

Smoother. Lighter. Faster. Procaliber SL was built to win the XC game. The ultra-lightweight SL OCLV Mountain Carbon frame with IsoSpeed delivers serious performance for serious riders.


Why you'll love it

This SL OCLV Mountain Carbon frameset is the ideal start to an obscenely lightweight cross country build

The IsoSpeed decoupler makes it ride smoother than any other hardtail, so your body doesn't get beat up by trail chatter

Control Freak Cable Management allows you to run any combination of cables exactly the way you want, while still giving you sleek looks and protecting your cables against unnecessary wear

Boost148 spacing for 29" wheels on all frame sizes except S, which has a 142x12mm rear axle and 27" wheels

Frame : Super Light OCLV Mountain Carbon, IsoSpeed, tapered head tube, MicroTruss, Control Freak internal routing, balanced post mount brake, Boost148 


Fork : NOT included Max Compatible Travel 100mm


Weight : M - 1.35 kg / 2.98 lbs


Bike and frame weights are based off pre-production painted frames at time of publication. Weights may vary in final production.


Riding Style : Endurance, Racing, XC, Cross Country


Frame Fit : Standard Hardtail Geometry 


Rider: Unisex


Wheelsize : 700c


Brake Type : Post Mount Disc


Bottom Bracket : BB92 PressFit NOT included


Widest Tire : 29x2.20"


Misc : Dropper compatible


Country of origin : Taiwan


This bike has a maximum total weight limit (combined weight of bicycle, rider, and cargo) of 300 pounds (136 kg).


Warranty : Lifetime frame

This frame is a genuine Trek Frame that carries a full factory warranty if assembled at a Trek dealer. Retain the build invoice and proof of purchase to present as necessary at time of claim


This frameset is exactly as pictured and does not include any additional parts needed to complete a bike build. This DOES NOT include any of the small parts, headset, etc.