| MODEL | HONDA XR 400R 2002 |
| Year | 2002 |
| Engine Type | Four stroke, single cylinder, SOHC with rocker arms, 4 valve, silent multi-link chain driven camshaft |
| Displacement / Capacity | 397 cc / 24.2 cu in |
| Bore X Stroke | 85 x 70 mm |
| Compression Ratio | 9.3:1 |
| Cooling System | Air cooled |
| Max Power | 24.8 kW / 34.3 hp @ 7000 rpm |
| Max Torque | 33 Nm / 24.3 lb-ft @ 5500 rpm |
| Ignition | Solid state CDI with electronic advance |
| Induction | Piston valve carburettor, 38 mm / 1.5 in throttle bore |
| Start System | Kick |
| TRANSMISSION SPECS | |
| Lubrication | Forced pressure, dry sump, trochoid oil pump |
| Gear Box | 5 Speed |
| Clutch | Multi-plate, wet |
| Final Drive | Chain |
| CHASSIS SPECS | |
| Frame | Semi-double cradle |
| Front Suspension | 43 mm leading-axle Showa cartridge fork, 18-position compression and 12-position rebound damping adjustment, 280 mm / 11.0 in travel |
| Rear Suspension | Pro-Link Showa single shock, spring preload, 16-position compression and 16-position rebound damping adjustment, 300 mm / 11.8 in travel |
| Front Brakes | Single 256 mm disc, 2 piston caliper |
| Rear Brakes | Single 220 mm disc, 1 piston caliper |
| DIMENSION SPECS | |
| Overall Length | 2130 mm / 83.9 in |
| Overall Width | 840 mm / 33.1 in |
| Overall Height | 1240 mm / 48.8 in |
| Seat Height | 930 mm / 36.6 in |
| Wheelbase | 1425 mm / 56.1 in |
| Ground Clearance | 310 mm / 12.2 in |
| Dry Weight | 116.5 kg / 257 lbs |
| Wet Weight | 125 kg / 276 lbs |
| WHEEL SPECS | |
| Front Tyre | 80/100-21 |
| Rear Tyre | 110/100-18 |
| FUEL SYSTEM | |
| Fuel Capacity | 9.5 Litres / 2.5 US gal |
| Fuel Consumption | — |
| Top Speed | 137 km/h / 85 mph |
The 2002 XR400R continued with the same 397 cc air-cooled RFVC-style single and chassis as earlier years. It remained a trail bike first, valued for reliability, an easy kick start and a broad, friendly spread of torque, and for not needing radiators that could be damaged on the trail.
