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2003 to 2004 – State of the art in 600cc supersport
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2003 Yamaha R6/YZF-R6
2003 Yamaha R6/YZF-R6

Yamaha R6/YZF-R6 series model history timelines


2003 Yamaha R6/YZF-R6

Completely new chassis, engine 90% new with fuel injection, updated styling with new (4-lens) headlight technology, 5-spoke ultralight wheels, weight reduction to 162 kg.

2003 Yamaha R6/YZF-R6
2003 Yamaha R6/YZF-R6

2003 Yamaha R6/YZF-R6
2003 Yamaha R6/YZF-R6


2004 Yamaha R6/YZF-R6

Graphic Changes


2004 Yamaha R6/YZF-R6
2004 Yamaha R6/YZF-R6

2004 Yamaha R6/YZF-R6
2004 Yamaha R6/YZF-R6

2003 Yamaha R6/YZF-R6 Specifications

Engine type Liquid cooled, 4-stroke, forward inclined parallel 4 cylinder, DOHC 16 valves
Displacement 600 cc
Bore x stroke 65.5 x 44.5 mm
Compression ratio 12.4 : 1
Maximum power With direct air induction 90.5 kW (123 HP) @ 13,000 rpm / Without direct air induction 86.0 kW (117 HP) @ 13,000 rpm
Maximum torque With direct air induction 68.5 Nm (6.99kg-m) @ 12,000 rpm (tbc) / Without direct air induction 66.4 Nm (6.78kg-m) @ 12,000 rpm
Lubrication system Wet sump
Fuel System Suction piston type Electronic Fuel Injection
Clutch type Wet, multiple disc
Ignition system DC-CDI
Starter system Electric
Transmission system Constant mesh, 6 speed
Primary reduction ratio 1.955
Secundary reduction ratio 3
Final transmission Chain
Ratios gearbox 1st 2.846
Ratios gearbox 2nd 1.947
Ratios gearbox 3rd 1.556
Ratios gearbox 4th 1.333
Ratios gearbox 5th 1.19
Ratios gearbox 6th 1.083

Chassis Diamond shaped cast aluminium Deltabox III
Front suspension system Telescopic fork
Front wheel travel 130 mm
Rear suspension system Swingarm (Link suspension)
Rear wheel travel 120 mm
Caster angle 24°
Trail 86 mm
Front brake Dual discs, Ø 298 mm
Rear brake Single disc, Ø 220 mm
Front tyre 120/60 ZR17M/C (55W)
Rear tyre 180/55 ZR17M/C (73W)
Front rim 17M/C x MT3.50
Rear rim 17M/C x MT5.50

Overall length 2,025 mm
Overall width 690 mm
Overall height 1,090 mm
Seat height 820 mm
Wheelbase 1,380 mm
Minimum ground clearance 135 mm
Dry weight 162 kg
Fuel tank capacity (reserve) 17 L (3.5 L)
Engine oil tank capacity 3.4 L

Specifications and appearance of Yamaha products shown here are subject to change without notice and may vary according to requirements and conditions. For further details please consult your Yamaha dealer.


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