Le développement d’une bicyclette strida
La longueur développée par tour de pédale des Strida
le kit Duo speed à monter sur votre ancien strida est DISPONIBLE ( 11/05/11)
Le velo pliable strida 5 Le velo pliable strida 5 GG Grand Guidon, the bike comes with 16″ wheels and there are 100 teeth on the front pulley and 30 teeth on the rear pulley. Therefore, the gear ratio is 16″ × 100 ÷ 30 = 53.3 gear inches.
Le velo pliable strida Mini the bike comes with 14″ wheels and there are 88 teeth on the front pulley and 30 teeth on the rear pulley. Therefore, the gear ratio is 14″ x 88 ÷ 30 = 41 gear inches.
le velo pliable Strida SX 18 pouces, the bike comes with 18″ wheels and there are 100 teeth on the front pulley and 30 teeth on the rear pulley. Therefore, the gear ratio is 18″ × 100 ÷ 30 = 60 gear inches.
On Strida SD and the Le vélo pliable Strida Duo Speed 16 pouces, the bike comes with 16″ wheels and there are 80 teeth on the front pulley and 30 teeth on the rear pulley. According to the technical data from Schlumpf’s website, speed-drive gives direct drive 1:1 for low gear and overdrive 1:1.65 for high gear. Therefore, when the bike is in low gear, the gear ratio is 16″ x 80 ÷ 30 = 42.7 gear inches; When the bike is in high gear, the gear ratio is 16″ x 80 x 1.65 ÷ 30 = 70.4 gear inches.
On Strida equipped with Le velo pliant Strida SX Duo Speed and 18″ wheels, there are 80 teeth on the front pulley, 30 teeth on the rear pulley and the wheels are 18″ in size. Therefore, when the bike is in low gear, the gear ratio is 18″ x 80 ÷ 30 = 48 gear inches; when the bike is in high gear, the gear raio is 18″ x 80 x 1.65 ÷ 30 = 79.2 gear inches.
