It appears you're interested in specifications for the Triumph Trident 660. This Naked bike model is powered by a In-line three, four-stroke engine with 660.0 ccm (40.27 cubic inches) of actual displacement before 12.0:1 compression. Fueling is metered via Injection. Multipoint sequential electronic fuel injection with electronic throttle control allowing this machine to produce its 81.0 HP (59.1 kW) @ 10250 RPM horsepower and 63.7 Nm (6.5 kgf-m or 47.0 ft.lbs) @ 6250 RPM torque. According to our records engine heat of the Triumph Trident 660 is moderated by Liquid. You'll need to get familiar with the 6-speed transmission and pay attention to final drive maintainence. Our best information shows that the front tire size is 120/70-R17 and the rear is 180/55-R17 . The entire package is supported by the frame, Tubular steel perimeter. We know you like to go fast or cruise all day, but when you need to stop, you'll be dependant on Double disc. ABS. Two-piston calipers. front brakes and Single disc. ABS. Single-piston caliper. rear brakes. The Triumph Trident 660 was launched in 2021, and we're happy to know (or assume) you've got one in your garage. To help you keep your ride in tip-top shape, consider purchasing an owner or service manual.