Trek renews its range for 2012 FX bike. New is the aluminium frame with carbon fork. The rear triangle has elastomer inserts to enhance comfort and is ready for installation of the port packages. The fork has integrated sensor for detecting speed. The saddle is anatomical and equipped with elastomer cushioning system, the knobs are ergonomic. The bike is offered with Shimano 105 2x10 and Shimano Deore mix 2x10, male and female version. Then there is the version FX+ with 350Watt electric motor on the rear wheel; the version Livestrong, with the classical friezes yellow, is fitted with a mix Shimano Alivio 3x8.