2021 Trek Supercaliber Cross Country Carbon Mountain Bike Frameset - Marigold to Radioactive Red Fade



$3,299.95 Regular price $3,999.95


Supercaliber Frameset is built with light-yet-tough OCLV Mountain Carbon and our exclusive IsoStrut integrated shock for a cross country race bike that's insanely fast and capable. Pair it with a 100mm fork and your favorite parts spec for a field-leading build that'll crush even the toughest courses.

It's right for you if...

You’re looking to build up a super light and capable cross country race bike. You know you want the efficient yet plush ride our IsoStrut shock provides, but you want to spec the rest with parts you've hand-picked to suit your preference.

The tech you get

An ultra-lightweight, full OCLV Mountain Carbon frame with 60mm of travel and Trek's exclusive IsoStrut Fox Performance shock designed specifically for Supercaliber. Plus, Control Freak internal routing and a Knock Block headset.

The final word

Supercaliber Frameset lets you build up a pro-level cross country race bike just the way you like it. The OCLV Mountain Carbon frame is lightweight and strong, and comes with our exclusive IsoStrut shock for efficient capability.

Why you'll love it

- Supercaliber is a World Cup-worthy bike that’s quick, capable of soaring through techy terrain, and nearly as light as a hardtail

- Our exclusive IsoStrut shock provides tuneable, damped suspension for a smooth and efficient ride

- Pivotless seat stays save on weight and actively bend to help soak up trail chatter


Fork Sold separately
Frame / Shock absorber OCLV Mountain / Trek IsoStrut carbon main frame, chainstays and chainstays, Fox Factory shock, air spring, 2-position DPS handlebar lock damper, Kashima coating, 235x32.5mm
Bottom bracket SRAM DUB, 92 mm, PressFit
Headset Knock Block, Integrated Cartridge Bearing, 62 ° Radius, 1.125 '' Top, 1.5 '' Bottom
Total weight M - 2.17 kg / 4.78 lbs / This bike has a maximum total weight limit (including bike, rider and luggage weight) of 136 kg (300 lbs).
Colors Marigold to Radioactive Red Fade


Rear axle Boost 12 x 148 mm
Bottom bracket mount BB92
Gender Unisex
Frame Caliper Mount Post Mount (PM)
Front derailleur mount None
Seat Clamp 36.4
Steerer/Headtube Tapered
Seatpost Diameter (mm) 31.6


Is it compatible with 2x drivetrains? No.

What is the max tire size? 29x2.2”

What is the max chainring size? 36-tooth.

Is it compatible with 27.5” or 27.5+ wheels and tires? No.

Is it compatible with cranks with 30mm spindles? Yes