Kawasaki ZXR 750 (1990) — Specs
Identity
Manufacturer: Kawasaki
Model: ZXR 750
Category: Motorcycle
Type: Motorcycle
Years: 1990 → 1990
Engine
Displacement (cc): 748
Cylinders: 4
Power (hp): 100
Power (kW): 74
Torque (Nm): 80
Dimensions
Overall length: 2180 mm
Overall width: 830 mm
Overall height: 1200 mm
Wheelbase: 1480 mm
Ground clearance: 150 mm
Weight (kg): 235
Tank (L): 18
Tires
Front tire: 120/70 ZR17
Rear tire: 180/55 ZR17
Front pressure (bar): 2.5
Rear pressure (bar): 2.9
Drivetrain
Drive chain: 525 chain, 112 links
Sprockets (front / rear): 16 / 46
Ignition
Spark plug: NGK CR9E
Plug gap: 0.8 mm
Fluids & Filters
Engine oil: SAE10W-40, API SG
Oil filter: Hiflofiltro HF303
Air filter: Hiflofiltro HFA2923
Coolant (L): 2.3
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~375 km on a full tank (18.0 L)
Service
Battery: OEM battery specification
Service interval (km): 6000
Service interval (months): 12
Valve check (km): 24000
Parts and consumables for this motorcycle
Data is gathered with care, but without guarantee. Always confirm critical information with your dealer or workshop.
Service notes
Service interval: every 6,000 km or 12 months, whichever comes first. Valve clearance check every 24,000 km. Valve clearance — intake cold 0.15-0.24 mm, exhaust cold 0.20-0.29 mm. Engine oil: oil grade SAE10W-40, API SG. Spark plug: NGK CR9E (gap 0.8 mm). Brake fluid: DOT 4. Coolant capacity: 2.3 L. Chain: 112 links, sprockets 16/46 teeth. Tire pressure: front 2.5 bar, rear 2.9 bar (cold). Tire size: front 120/70 ZR17, rear 180/55 ZR17. Always confirm critical values with the workshop manual or an authorised dealer.
OEM and quality aftermarket parts that fit this bike. Always confirm with your dealer before ordering.
Engine oil
Spec: SAE10W-40, API SG
- OEM OEM recommended engine oil (SAE 10W-40)
- Premium Motul 7100 4T (100% Synthetic, Ester)
- Premium Motul 5100 4T Technosynthese (Semi-Synthetic)
Which Motul for this bike?
| Motul 7100 4T ✓ | Motul 5100 4T | |
|---|---|---|
| Product | Motul 7100 4T — 100% fully synthetic | Motul 5100 4T — semi-synthetic |
| Best for | Sport, Naked, Adventure (600cc+), track | Standard, Cruiser, Scooter, daily use |
| RPM protection | Excellent — ester base, stable under load | Good — for normal riding conditions |
- Standard Repsol Moto Racing 4T (Synthetic)
- Standard Elf Moto 4 Tech (Semi-Synthetic)
Fully Synthetic vs Semi-Synthetic
| Fully Synthetic | Semi-Synthetic | |
|---|---|---|
| Base oil | 100% chemical synthesis (ester or PAO) | Mineral oil + synthetic additives |
| Heat resistance | Excellent — stable at extreme heat & RPM | Good — suitable for normal temperatures |
| Cold start | Better — reaches engine faster when cold | Good — adequate for normal climates |
| Change interval | Longer (up to 10,000 km) | Shorter (5,000–7,000 km typical) |
| Price | Higher | Lower |
Oil filter
Spec: Hiflofiltro HF303
- Premium Hiflofiltro HF303
- Premium K&N KN-303
Air filter
Spec: Hiflofiltro HFA2923
- Standard Hiflofiltro HFA2923
Spark plug
Spec: NGK CR9E, gap 0.8 mm
- OEM NGK CR9E
- Premium NGK CR9EIX
- Standard NGK CR9E
Front brake pads
Spec: EBC FA158HH
- Premium EBC FA158HH
Rear brake pads
Spec: EBC FA158HH
- Premium EBC FA158HH
Drive chain
Spec: 112 links | Sprockets 16/46 teeth / 112 links
Front tire
Spec: 120/70 ZR17, 2.5 bar
- OEM OEM front: 120/70 ZR17
Rear tire
Spec: 180/55 ZR17, 2.9 bar
- OEM OEM rear: 180/55 ZR17
Battery
- Premium Yuasa YTX12-BS or YTZ10S (typical 500-750cc)
Brake fluid
Spec: DOT 4
- Standard TotalEnergies HBF4
Coolant
Spec: 2.30 L coolant capacity
Service interval
Spec: 6 000 km / 12 months
- OEM Engine oil + oil filter change
- OEM Air filter inspection
- OEM Spark plug check
- OEM Brake fluid replacement: every 2 years
Valve check
Spec: 24 000 km
- OEM Intake clearance: cold 0.15-0.24 mm
- OEM Exhaust clearance: cold 0.20-0.29 mm
Suspension
Spec: 445 ml SAE 5W
- OEM Fork oil grade: 445 ml SAE 5W
