Strange. Considering it represents the low end of Triumph's Modern Classics line, the Street Twin is suddenly looking pretty grown-up. And maybe it's not a full-blown redesign, but for 2019 Triumph has announced its new Street Twin will receive a bump in horsepower, improved brakes, revised styling, and two new riding modes in addition to the already-available switchable traction control, ABS, and ride by wire. While Triumph isn't going out on a limb and calling the 2019 Street Twin a new bike, if nothing else, it's a giant step forward from the previous one. Let's break it down then.