U.S. Built Custom Bicycles in Titanium and Titanium-Carbon Mix

Treeline S


Treeline S

Basic Build Kit

ForkSalsa Bearpaw 150 x 15
StemSeven Aluminum 3D forged superlight
BarThompson Aluminum Trail
PostThompson Elite
Wheel SetSurly Rolling Daryll 190mm/150mm QR
TiresSurly Big Fat Larry 26 x 4.7”
HeadsetCane Creek 40
CrankRaceface Ride 32 tooth narrow/wide
BrakesGroup Matching
SaddleFizik Antares

The Treeline S extends the range of your riding deep into winter’s snowy embrace, but this bike is so much more. Convertible to 27.5+, it’s a monster on the trails all summer long, too. Our Integrity™ straight-gauge titanium tubing makes the Treeline S ultra-durable and ready for whatever conditions your ride serves up.



Average Frame Weight (lbs.): 3.2

Tubeset: Seven’s Integrity 325™ Titanium

Features and Options

Optional Features: chain hanger, rack mounts, fender mounts, third bottle mount, cable routing options, electronic shifting, 26, 27.5, 29 wheel, custom name decal

Optional Features with Upcharge: single speed version, Rohloff hub, carbon belt drive, S&S BTC couplers, custom color decals, custom paint

Sevens can be built with your choice of components. For details and price quotes, please contact your retailer.