Experience Ultimate Versatility with a 21-Speed GearsetEngineered for all terrains, our professional 21-speed gearing system delivers smooth and reliable shifting, ensuring you meet every speed requirement with ease. Powerful Full-Suspension Electric Mountain BikeThe youthful and stylish Racer Ultra commuter e-bike is equipped with a Peak 1200W brushless motor, reaching speeds of up to 28 MPH. Its 27.5'' x 2.1'' all-terrain tires and four riding modes (manual, pedal-assist, pure electric, and walking-assist) make it perfect for commuting, traveling, or tackling hilly areas with confidence. Superior Riding Experience & Safety FeaturesWeighing only 48.1 lbs, the Racer Ultra electric mountain bike is designed with a full suspension system (front + rear shocks) to ensure maximum comfort and stability. The integrated LCD display shows speed, battery level, and assist mode at a glance. For safety, the e-bike comes with front headlights and a rear reflective plate, giving you visibility in both day and night rides. Long-Range Removable BatteryPowered by a 48V 10.4Ah UL2849-certified removable battery, featuring a waterproof and anti-theft design with key lock, this e-bike charges in just about 4 hours. Enjoy up to 40 miles on throttle mode or 55 miles with pedal assist (PAS) on a single charge — giving you freedom to explore without limits. Quick Assembly & Warranty SupportYour QLIFE Racer Ultra e-bike arrives 90% pre-assembled, with all tools and instructions included for quick setup. Backed by a 12-month warranty and dedicated customer support team, we’re here to make sure every ride is smooth, safe, and worry-free.