2004 Honda Sportrax 400EX Features

9/1/2003 5:53:00 PM

With this high-performance sport model, Honda sets the class standard for superb handling, excellent power and durability.

Features & Benefits

New for 2004

• New Team Honda-inspired graphics.

Unique Features

• The 397cc RFVC™ engine draws its breath from the same engine that powers the bulletproof XR400R.

• The ultra-lightweight TRX400EX weighs only 375 pounds.

• Long-travel suspension exceeds that of even Honda's legendary TRX250R.

• Rugged steel frame with removable subframe for easy maintenance.

• Beautiful one-piece cast aluminum swingarm offers exceptional rigidity.

• Radial tires for exceptional handling.

• Triple disc brakes provide superb stopping power.

• Aggressive body style complements the all-sport appearance.


• High-performance 397cc dry-sump air-cooled four-stroke single-cylinder engine.

• Radial Four-Valve Combustion Chamber (RFVC) for maximum combustion efficiency and horsepower.

• Camshaft timing developed especially to meet ATV requirements for torque and useable horsepower.

• Gear-driven counterbalancer minimizes engine vibration for smooth operation.

• Dual intake and exhaust ports for maximum engine efficiency in sport operating conditions.

• Maintenance-free automatic cam-chain tensioner.

• Closed crankcase vent system safeguards against engine oil contamination.

• 38mm carburetor provides light throttle effort, superb air/fuel mixing and excellent driveability. An accelerator pump assures excellent throttle response for maximum power.

• Stainless steel dual exhaust headpipes resist corrosion.

• USDA-qualified muffler/spark arrester offers quiet operation and maximum power.

• CD ignition with electronic advance and 9100-rpm engine rev limiter.

• Heavy-duty clutch has 2mm-thick plates designed to stand up to sport ATV demands.

• High-efficiency oil cooler supplements the large-capacity oil tank for maximum engine cooling.

• Five-speed transmission with gears designed and ratios selected specifically for sport ATV use.


• Round-tube steel frame with removable subframe is lightweight, durable and very strong.

• One-piece cast aluminum swingarm for maximum strength, rigidity and durability.

• Independent double-wishbone front suspension offers 8.2 inches of travel from twin Showa® shock absorbers with five-position adjustable spring preload for superb ride quality over harsh terrain.

• Pro-Link® rear suspension with a fully adjustable large-diameter aluminum-body piggyback Showa shock absorber provides 9.1 inches of travel.

• Triple disc brakes for excellent stopping power and a weight-saving aluminum rear caliper stay.

• All Pro-Link components are made of aluminum to further reduce vehicle weight.

• Lightweight aluminum wheels reduce unsprung weight for even better handling.

• Radial tires with knobby pattern provide superb traction and cornering ability.

• Durable and lightweight heavy-duty O-ring-sealed drive chain.

• Easy-to-use eccentric chain adjuster.

Additional Features

• Engine design produces low emissions and meets California Air Resources Board (CARB) off-road emissions standards.

• Convenient push-button electric starting.

• Long, narrow seat provides excellent comfort and superb sport riding ergonomics.

• Aggressive styling of front cowl, fuel tank and fenders complements pure-sport ATV design.

• Plastic fuel tank is durable and won't rust.

• Dual 30-watt headlights integrated into front cowl provide distinctive sport style and excellent function.

• Snorkel-type airbox to avoid water and dirt contamination.

• Washable, two-stage large-capacity foam air filter.

• Oil tank features a dipstick for easy maintenance.

• Comfortable dogleg levers; clutch lever has cable adjuster and dust cover.

• Tough steel front skidplate.

• Heavy-duty steel skidplate protects rear brake disc and sprocket.

• Engine cases protected by a tough urethane skidplate.

• Rear mudguard with rigid footrests.

• Maintenance-free battery.

• Keyed ignition switch offers added security

• Multi-function handlebar switch assembly is simple to operate.

• Easy-to-use parking brake.

• Tool kit includes low-pressure air gauge and owner's manual.

• Assembled in Timmonsville, South Carolina.

• Transferable six-month limited warranty; extended coverage available with a Honda Protection Plan.

• Ownership includes one-year complimentary Membership in the Honda Rider's Club of America™. Benefits include discounts, travel benefits, roadside assistance and much more. For HRCA® details, call 1-800-847-HRCA.

Available Accessories

• Flag kit.