2023 3T Exploro Racemax Boost electric gravel bike, size S. It features a Mahle X20 hub motor, which offers 55Nm of torque and more refined power delivery, with a 250Wh battery integrated into the down tube and the possibility of extending its capacity with another one (not included) inserted into the vertical bottle cage. SRAM Force electronic groupset, with a 38T chainring and 10/36T cassette. It comes with 27.5" (622) BLACKJACK READY 23 ASY aluminum wheels and 50mm Pirelli Cinturato Gravel M tires. Very well maintained; the motor has been recently replaced and updated (factory replaced unde...