2002 Yamaha SR 400 specifications

Available technical data for this model and year. Specifications can vary by market and version.

Technical specifications

Displacement	399.0 ccm (24.35 cubic inches)
Engine type	Single cylinder, four-stroke
Power	27.0 HP (19.7 kW )) @ 7000 RPM
Torque	29.0 Nm (3.0 kgf-m or 21.4 ft.lbs) @ 6500 RPM
Compression	8.5:1
Bore x stroke	87.0 x 67.2 mm (3.4 x 2.6 inches)
Valves per cylinder	2
Fuel system	Carburettor
Fuel control	Single Overhead Cams (SOHC)
Cooling system	Air
Gearbox	5-speed
Transmission type	Chain (final drive)
Front brakes	Single disc
Rear brakes	Expanding brake
Front tyre	90/100-18 54S
Rear tyre	110/90-18 61S
Dry weight	152.0 kg (335.1 pounds)
Seat height	790 mm (31.1 inches) If adjustable, lowest setting.
Overall height	1105 mm (43.5 inches)
Overall length	2085 mm (82.1 inches)
Overall width	750 mm (29.5 inches)
Ground clearance	140 mm (5.5 inches)
Wheelbase	1410 mm (55.5 inches)
Fuel capacity	12.00 litres (3.17 US gallons)

Source: Bikez: SR 400, 2002. Retrieved 2026-09-19. Match confidence: exact.

Years listed are the entries held in this archive, rather than a complete production history.