‹ Home › Inventory › 2026 Triumph Speed 400

2026 Triumph Speed 400 Phantom Black/Storm Grey The Speed 400 brings Triumph’s unmistakable stripped back custom style, agile handling, responsive performance, and category-defining build quality to a new class of rider. Features may include: STYLE AND DNA From the classic engine profile and sculpted fuel tank to the premium paint finish, the Speed 400’s stripped back modern custom style and timeless silhouette is unmistakably Triumph. PREMIUM FINISH Trademark black powder-coated engine casings, tough gold anodized forks, high-quality paint, and exquisite detailing ensure the finish on the Speed 400 is premium throughout. TR-SERIES ENGINE The all-new TR-Series engine combines the latest technology with modern classic aesthetics to deliver class-beating performance, Triumph’s signature characterful and rewarding feel, and an unmistakable exhaust note. CHASSIS & SUSPENSION The all-new dedicated frame and high-quality suspension deliver neutral, confidence-inspiring handling, and the perfect riding position for a fun and engaging ride for new and experienced riders alike. RIDER ERGONOMICS The Speed 400 is a great fit for riders of all sizes. Thanks to its lean standover, the engaging and natural riding position blends comfort with assured, feet-down maneuvering. WHEELS AND TIRES Lightweight, 10-spoke, 17-inch cast aluminum wheels contribute to the Speed 400’s agile handling and premium brand tires provide confidence in all conditions.

Specifications

Engine & Transmission

add remove
- Engine Type:
  
  Liquid-cooled, 4 valve, DOHC, single-cylinder
- Capacity:
  
  398.15 cc
- Bore:
  
  3.5 in
- Stroke:
  
  2.5 in
- Compression:
  
  12:1
- Max Power:
  
  29.4 kW / 8000 rpm
- Max Torque:
  
  27.7 ft-lb / 6500 rpm
- System:
  
  Bosch electronic fuel injection with electronic throttle control
- Exhaust:
  
  Stainless twin-skin header system with stainless steel silencer
- Final Drive:
  
  X-ring chain
- Clutch:
  
  Wet, multi-plate, slip
- Gearbox:
  
  6 speed
Chassis

add remove
- Frame:
  
  Hybrid spine/perimeter, tubular steel, bolt-on rear subframe
- Swingarm:
  
  Twin-sided, cast aluminium alloy
- Front Wheel:
  
  Cast aluminium alloy 10 spoke, 17 x 3 in
- Rear Wheel:
  
  Cast aluminium alloy 10 spoke, 17 x 4 in
- Front Tyre:
  
  110/70 R17
- Rear Tyre:
  
  150/60 R17
- Front Suspension:
  
  43mm upside down Big Piston forks. 140mm wheel travel
- Rear Suspension:
  
  Gas monoshock RSU with external reservoir and pre-load adjustment. 130mm wheel travel
- Front Brake:
  
  300mm flixed disc, four-piston radial caliper, ABS
- Rear Brake:
  
  230mm fixed disc, floating caliper, ABS
- Instrument Display and Functions:
  
  Analogue speedometer with integrated multi-function LCD screen
Dimensions & Weights

add remove
- Width Handlebars:
  
  32.0 in
- Height Without Mirror:
  
  42.7 in
- Seat Height:
  
  31.1 in
- Wheelbase:
  
  54.2 in
- Rake:
  
  24.6 º
- Trail:
  
  4.0 in
- Tank Capacity:
  
  3.4 gal
- Wet Weight:
  
  170 kg
Fuel Consumption

add remove
- Fuel Consumption:
  
  3.5L/100km (80.7 mpg)
- CO₂ Figures:
  
  83.8 g/km EURO 5 CO2 emissions and fuel consumption data are measured according to regulation 168/2013/EC. Figures for fuel consumption are derived from specific test conditions and are for comparative purposes only. They may not reflect real driving resu
Features

add remove
- Lighting:
  
  All-LED with Daytime Running Light (DRL) and rear light signature
Technology

add remove
- Instruments:
  
  Analogue speedometer with integrated full-feature LCD display

Request details

Please waitseconds before submitting another form. cancel

First name Required

Last name Required

Phone Required

Email Required

Your inquiry

Preferred contact method Email Phone Text

TCPA Consent By checking here, I direct the dealership to send me text messages to market or advertise products, goods, or services. These text messages may be transmitted through autodialed calls or robotext. By checking the checkbox and clicking submit, I confirm that I am the current owner/subscriber of the mobile number provided or that the current owner/subscribed of this mobile phone number authorized me to provide this number to the dealer. I understand that my consent is not required as a condition of purchase and that I can revoke my consent at any time. My carrier wireless and text message fees may apply. I will contact the dealer directly to provide reasonable notice if I no longer wish to receive automated calls or texts.

CCPA Consent By submitting this form I understand the dealership may contact us with offers or information about their products and service.

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

Disclaimer:

We make all attempts to keep our website up to date with ever changing inventory and current pricing, however it is recommended to call us and verify the accuracy of the information contained herein.