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Built of 4130 CroMoly steel, the Troll is designed as a comfortable off-road MTB/tourer. The frame feature gusseted sloping toptubes, Surly Trip Guides for running full shift and brake housing, mounts for linear-pull and disc brakes plus ample room between the stays for high-volume rubber…up to 2.75"!


The Troll’s…rear load horizontals feature a derailleur hanger, slotted disc brake mounts, M10 x 1mm threaded holes for mounting the Surly Bill & Ted trailer via connecting hardware (or B.O.B. Nutz), and a dedicated anchoring point for a Rohloff OEM2 axleplate. Surly designed a ton of versatility into these framesets because they wanted you to build a bike the way it will best serve you. Framesets available in sizes XS, S, M, L and XL.


The Troll, requires:


Disc brake use:

TS DB OEM2 SPEEDHUB + special 4-bolt brake rotor. *

Rim Brake use:



The OEM2 anchoring bolt is positioned in the additional horizontal dropout slot as illustrated above.


*models newer than production year January 2017 will additionally require the solid axle 10/12 Surly dropout adapters

Bicycle Troll
Manufacturer Surly Bikes
Rahmen, MTB, Reiserad, Alle, Disc Brake
Last update 24.04.2017