The REX comes equip with a 125cc engine. Upgrades suspension for a smoother and more stable ride. Fully automatic, reverse, electric starter, remote kill switch, front and rear hydraulic brakes, Japan adjustable carburetor. Digital speedometer dashboard, it displays your speed, RPM and odometer. Grease fitting A-Arm bushing, aluminum exhaust and more leg room. We charge $100 for the PDI and assembly. Contact us to get more information about this product.