| Model: | 2000 TRX400EX |
| Engine Type: | 397cc RFVC air-cooled dry-sump single-cylinder 4-stroke |
| Bore and Stroke: | 85mm x 70mm |
| Carburetion: | 35.5mm piston-valve with accelerator pump |
| Ignition: | Solid-state CD with electronic advance |
| Starter: | Electric |
| Clutch: | Manual |
| Transmission: | 5-speed |
| Driveline: | O-ring-sealed chain |
| Front Suspension: | Independent double-wishbone with Showa shocks, 5-position spring preload adjustability; 8.2 inches travel |
| Rear Suspension: | Pro-LinkŪ single Showa shock with spring preload adjustability; 9.1 inches travel |
| Front Brakes: | Dual hydraulic 174mm discs |
| Rear Brakes: | Single 220mm disc |
| Front Tires: | 22 x 7-10 knobby rad |
| Rear Tires: | 20 x 10-9 knobby rad |
| Length: | 72.2 inches |
| Width: | 45.3 inches |
| Height: | 43.7 inches |
| Wheelbase: | 48.4 inches |
| Seat Height: | 31.9 inches |
| Ground Clearance: | 4.3 inches |
| Turning Radius: | 10.5 feet |
| Dry Weight: | 374.7 pounds |
| Fuel Capacity: | 2.6 gallons, including 0.4-gallon reserve |
| Color: | Red |