2023 Honda 400ex Specs, Price, Top Speed, HP, Weight

Honda 400ex Specs,Price,Top Speed,HP,Weight

The Honda 400EX is a 375 lb all-terrain vehicle(ATV) produced by the Honda Motors Company from 1999 to 2009. It is powered by a 28-horsepower engine.

Additionally, the It has a top speed of 72 mph. The 400EX comes with a robust steel frame, with removable sub-frames and extremely rigid swing arms of cast aluminum.

Triple disc brakes offer much-needed stopping power. An aggressive design style complements the drive line.

2024 Honda 400ex Specs, Price, Top Speed, HP, Weight


2024 Honda 400ex Price

MSRP*: $6,399*

Honda 400ex Top Speed

Top Speed: 72 MPH

Honda TRX 400EX Standard Features

  • Weight: 375 lbs
  • Displacement:397cc
  • Engine: RFVC air-cooled dry-sump single-cylinder four-stroke
  • Honda 400ex horsepower: 28 HP
  • Fuel Capacity: 2.6 gallons
  • Seat Height: 31.9 in. (810.26 mm)
  • Wheelbase: 48.4 in. (1229.36 mm)
  • Ground Clearance: 4.3 in
  • Starter Type: Electric
  • Colors: Black, Red

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Honda 400ex Specs


Engine Type 397cc RFVC air-cooled dry-sump single-cylinder four-stroke
Bore x Stroke 85mm x 70mm
Compression Ratio 11:1
Fuel Delivery 38mm piston-valve with accelerator pump
Ignition CD with electronic advance
Starter Type Electric
Transmission 5-speed with Reverse
Final Drive O-ringsealed chain
Fuel Capacity 2.6 gal
Clutch Manual


Suspension/Front Independent double-wishbone with Showa shocks, five-position spring preload adjustability; 8.2 in. (208.28 mm) travel
Suspension/Rear Pro-Link fully adjustable single Showa shock; 9.1 in. (231.14 mm) travel
Brakes/Front Dual hydraulic 174mm discs
Brakes/Rear Single 220mm disc
Tires/Front Dual hydraulic 174mm discs
Tires/Rear Single 220mm disc


LxWxH 72.2 in x 45.3 in x 43.7 in
Seat Height 31.9 in. (810.26 mm)
Wheelbase 48.4 in. (1229.36 mm)
Max. Ground Clearance 4.3 in. (109.22 mm)
Fuel Capacity 2.6 gal. (9.84 l), including 0.4-gal. reserve
Wet Weight*** 386 lb. (175.09 kg)


Warranty 6 Month (Limited Factory Warranty)

Honda TRX 400Ex Overview

The Honda 400EX is an all-terrain vehicle (ATV) with a sporty design produced by Honda Motors Company from 1999 to 2009.

It is powered by a 397cc four-stroke engine, equipped with a 38mm piston-valve carburetor, capable of producing around 28 horsepower.

The engine is RFVC, dry-sump, 1-cylinder, and 4-stroke, with a bore and stroke of 85 x 70 mm. They can reach a top speed of 72 MPH.

The ATV has a robust steel frame featuring a removable sub-frame and exceptionally rigid cast-aluminum swing arms. The suspension system includes an independent double-wishbone with Showa shocks on the front and a Pro-Link that is fully adjustable on the rear.

The has a 5-speed manual transmission with reverse and a final drive of an O-ring-sealed chain.

Many riders consider the Honda 400EX one of the best trail-riding ATVs ever made. Its sporty body styling and aggressive all-terrain tires make it stand out.

The ATV boasts excellent handling, thanks to its independent double-wishbone suspension system and fully adjustable Pro-Link

That’s all about the Honda 400ex Specs, Price, Top Speed, Review, and Images, I hope it will be useful to you, but if you have any questions about this post, then please comment in the below comment box, I will try to solve it as soon as possible. Thanks…


Q. How much does a Honda 400ex cost?

➥ The price of the 2024 Honda 400ex starts at $6,399

Q. What is the fuel tank capacity of Honda 400ex?

➥ Its tank offers a fuel capacity of 2.6 gal. (9.84 l)

Q. How fast does a Honda 400ex go?

➥ The Honda 400ex’s top speed is nearly 72 mph.

Q. What is the seat height of the Honda 400ex?

➥ It has a seat height of 31.9 inches.

Q. What is the weight of a TRX400EX?

➥ The dry weight of a TRX400EX is 386 lb. (175.09 kg)

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