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Naked bike · 2004

Z 750

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MotoLibrary Score
56 /100 Balanced
Power/Weight
0.56 hp/kg
Top Speed
233 km/h
Torque
8 Nm
Engine
748 ccm

2004 Kawasaki Z 750 Technical Analysis & Specification Breakdown

At the heart of the 2004 Kawasaki Z 750 naked motorcycle, Kawasaki relies on a 748 cc (45.6 cu in) liquid-cooled in-line four, four-stroke powerplant. In factory specification, peak output is rated at 110 HP (80.3 kW) while maximum torque reaches 7.6 Nm (5.6 lb-ft), transferring power to the rear wheel through a 6-speed gearbox and chain final drive. With a specific output of 147.1 HP per liter, the engine character is placing it firmly in high-revving supersport territory where top-end breathing dominates.

On the scales, the Z 750 measures 195 kg (430 lbs) dry, translating to a power-to-weight ratio of 0.56 HP/kg (1.77 kg per horsepower). Rider ergonomics and chassis geometry center around a 815 mm (32.1 in) seat height — offering a neutral standover height that accommodates most average-inseam riders without sacrificing cornering clearance, combined with a 1,425 mm (56.1 in) wheelbase engineered for balanced agility and highway composure. The 18-liter (4.8 US gal) fuel tank paired with a rated consumption of 5.21 L/100 km provides an estimated theoretical range of roughly 345 km (214 miles) between fill-ups, while factory top speed is listed at 233 km/h (145 mph).

Within MotoLibrary's Kawasaki archive, this model family spans 9 indexed model years from 1976 to 2011, allowing buyers to track year-over-year changes in emissions tuning, weight and equipment.

Specific Output
147.1 HP/L
Power-to-Weight
0.56 HP/kg (1.77 kg/HP)
Theoretical Range
~345 km (214 mi)
Engine
Displacement 748.0 ccm (45.64 cubic inches)
Engine Type In-line four, four-stroke
Engine Details In-line four, four-stroke
Power 110.0 HP (80.3 kW))
Torque 7.6 Nm (0.8 kgf-m or 5.6 ft.lbs)
Compression 11.3:1
Bore x Stroke 68.4 x 50.9 mm (2.7 x 2.0 inches)
Valves/Cylinder 4
Fuel System Injection. Electronic Fuel Injection with 34mm throttle bodies
Fuel Control Double Overhead Cams/Twin Cam (DOHC)
Ignition Digital
Cooling Liquid
Transmission
Gearbox 6-speed
Final Drive Chain (final drive)
Clutch Multiple wet plate manual
Performance
Top Speed 233.0 km/h (144.8 mph)
Fuel Consumption 5.21 litres/100 km (19.2 km/l or 45.15 mpg)
Greenhouse Gases 120.9 CO2 g/km. (CO2 - Carbon dioxide emission)
Chassis
Rake 24.0°
Trail 103 mm (4.1 inches)
Front Suspension 41mm telescopic forks
Front Travel 120 mm (4.7 inches)
Rear Suspension Bottom link, Uni-Trak, 4-way rebound adjustment, 7-way preload
Rear Travel 124 mm (4.9 inches)
Wheelbase 1425 mm (56.1 inches)
Ground Clearance 165 mm (6.5 inches)
Wheels & Brakes
Front Tyre 120/70-17
Rear Tyre 180/55-17
Front Brakes Double disc. Two-piston calipers.
Front Brake Ø 300 mm (11.8 inches)
Rear Brakes Single disc. Single-piston caliper.
Rear Brake Ø 220 mm (8.7 inches)
Dimensions & Weight
Dry Weight 195.0 kg (429.9 pounds)
Power/Weight 0.5641 HP/kg
Seat Height 815 mm (32.1 inches) If adjustable, lowest setting.
Overall Length 2080 mm (81.9 inches)
Fuel Capacity 18.00 litres (4.76 US gallons)
Other
Starter Electric
Color Options Blue, Black, Red
More from Kawasaki
Buying Checklist

Before You Compare This Bike

Use this page to compare this motorcycle by its real specifications, not only by model name. Focus on the details that affect fit, comfort, handling, range and ownership.

Power
Compare engine output with similar motorcycles if acceleration, highway use or two-up riding matters.
Torque
Torque is useful for judging real-world pull, especially for touring, commuting and loaded riding.
Seat Height
Check the seat height against your inseam and riding posture before choosing a motorcycle.
Weight
Compare weight carefully because it affects low-speed handling, parking and confidence.
Fuel Capacity
Fuel capacity helps estimate touring range and how often you may need to stop.
Brakes
Brake setup is worth comparing if you ride in traffic, mountains or with a passenger.
Suspension
Suspension details can matter for comfort, road feel and long-distance riding.
Transmission
Transmission and final drive affect maintenance, smoothness and everyday usability.
Rider Profile

Who Is This Bike For?

🔴
Advanced
High performance — experienced riders only.
🏍️
Best For
City & Weekend Rides
📏
Seat Height
81.5 cm / 32.1 in
⚖️
Handling
Medium weight — some experience needed
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