Triumph Speed T4

Overview

The Triumph Speed T4 brings riders a simpler and more comfortable entry-level motorcycle than the Speed 400 model. As the most economical Triumph model in India customers can purchase this model for 1.99 lakh.

Engine and Performance

The Speed T4 runs on a 398.15cc single-cylinder engine with liquid cooling that delivers:

31 HP @ 7000 rpm
36 Nm @ 5000 rpm

Although the Speed T4 generates less power than the Speed 400 it now produces better torque from its modified engine. Key changes include:

Smaller throttle body
Revised camshafts
Redesigned airbox
31% increase in crank inertia

The engine changes make the ride easier and produce more torque which benefits city driving. You can effortlessly maintain low speed cruising at fourth gear while pressing the throttle smoothly from 30 kmph.

Transmission and Gearing

The Speed T4 features:

6-speed manual gearbox
Wet, multi-plate slip clutch
The Speed T4 uses a 39-tooth sprocket for the rear transmission compared to the 43-tooth sprocket on the Speed 400.

The transmission gearing makes the T4 feel less tense when driving on highways and major roads.

Fuel Efficiency

The Speed T4 delivers outstanding fuel efficiency results to its users.

Highway: Approximately 38 kmpl
City: Around 32 kmpl

The Speed T4 matches several other vehicles in its market segment when it comes to fuel efficiency.

Chassis and Suspension

The T4 retains the basic frame of the Speed 400 but with some notable changes:

The new model uses 43mm telescopic forks to replace the USD forks from the Speed 400.
The vehicle includes a single gas shock absorber system with an external reservoir plus adjustable preload for the back suspension.

Brakes and Wheels

The front brake system uses a 320mm disc working with an axial caliper.
Rear brake: 220 mm disc
Dual-channel ABS
17-inch alloy wheels with tubeless tires

Dimensions and Capacity

Length: Not specified
Width: 827 mm
Height: 1098 mm
Wheelbase: 1406 mm
Seat height: 806 mm
Kerb weight: 180 kg
Fuel tank capacity: 13 liters

Features

The Speed T4 comes equipped with:

LED lighting all around
Analogue-digital instrument cluster
Bluetooth connectivity
USB charging port
Riding modes

Design and Styling

The Speed T4 sports an appearance that matches the Speed 400 by featuring these design elements.

Round LED headlamp
Sculpted fuel tank
Single-piece seat
Alloy wheels
Similar exhaust design

People can choose between four color options when purchasing the T4.

Caspian Blue
Lava Red Gloss
Phantom Black
Phantom Black/Pearl Metallic White

Riding Experience

The Speed T4 delivers a smoother and urban-friendly ride than the Speed 400. Its updated engine boost produces strong starting power that makes traffic easier to handle. The bike handles ease at highway travels when you reach 100 kmph at 5,500 rpm.

Though it delivers less speed than the Speed 400 model the T4 provides better power flow and easier torque access. Drivers who need everyday practicality will find this bike ideal because it delivers better everyday use than top-speed performance.

Conclusion

The Triumph Speed T4 delivers more than basic Speed 400 specifications at a reduced cost. The engine modifications combined with new gears and basic parts enhance the motorcycle's performance for both city travel and leisure rides. The engine modifications make the bike easier to control at slow speeds and better for everyday riding.

The Speed T4 model delivers a leisurely Triumph experience at a reasonable price. Its affordable price and Triumph brand reputation along with everyday riding features let it compete well against other 400cc motorcycles.