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2004 Yamaha TT-R90 E specifications

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

Technical specifications

Displacement89.0 ccm (5.43 cubic inches)
Engine typeSingle cylinder, four-stroke
Power5.5 HP (4.0 kW )) @ 5600 RPM
Torque6.1 Nm (0.6 kgf-m or 4.5 ft.lbs) @ 6500 RPM
Compression8.5:1
Bore x stroke47.0 x 51.8 mm (1.9 x 2.0 inches)
Fuel controlSingle Overhead Cams (SOHC)
Cooling systemLiquid
Transmission typeChain (final drive)
Front suspensionTelescopic fork
Rear suspensionSwinging arm (monocross)
Front brakesExpanding brake (drum brake)
Rear brakesExpanding brake (drum brake)
Dry weight60.0 kg (132.3 pounds)
Seat height625 mm (24.6 inches) If adjustable, lowest setting.
Overall height865 mm (34.1 inches)
Overall length1525 mm (60.0 inches)
Overall width605 mm (23.8 inches)
Ground clearance172 mm (6.8 inches)
Wheelbase1040 mm (40.9 inches)

Source: Bikez: TT-R90 E, 2004. Retrieved 2026-09-19. Match confidence: exact.

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

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