Aprilia LEONARDO 150 (1998–2001) — Specs
Identity
Manufacturer: Aprilia
Model: LEONARDO 150
Category: Scooter
Type: Scooter
Years: 1998 → 2001
Engine
Displacement (cc): 150
Cylinders: 1
Power (hp): 14
Power (kW): 10
Torque (Nm): 14
Dimensions
Overall length: 1900 mm
Overall width: 730 mm
Overall height: 1170 mm
Wheelbase: 1335 mm
Ground clearance: 125 mm
Weight (kg): 136
Seat height (mm): 830
Tank (L): 9.5
Tires
Front tire: 120/70-15
Rear tire: 140/70-14
Front pressure (bar): 1.9
Rear pressure (bar): 2
Ignition
Spark plug: NGK CR8E
Plug gap: 0.7 mm
Fluids & Filters
Engine oil: SAE5W-40
Engine oil (with filter, L): 1.1
Oil filter: OEM oil filter
Air filter: Hiflofiltro HFA6104
Coolant (L): 1.2
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~316 km on a full tank (9.5 L)
Service
Battery: OEM battery specification
Service interval (km): 6000
Service interval (months): 12
Valve check (km): 18000
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 18,000 km. Engine oil: oil grade SAE5W-40, 1.1 L with filter change. Spark plug: NGK CR8E (gap 0.7 mm). Brake fluid: DOT 4. Coolant capacity: 1.2 L. Tire pressure: front 1.9 bar, rear 2 bar (cold). Tire size: front 120/70-15, rear 140/70-14. 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: SAE5W-40, 1.1 L (with filter)
- OEM OEM recommended engine oil (SAE 5W-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
Air filter
Spec: Hiflofiltro HFA6104
- Standard Hiflofiltro HFA6104
Spark plug
Spec: NGK CR8E, gap 0.7 mm
- OEM NGK CR8E
- Premium NGK CR8EIX
- Standard NGK CR8E
Front brake pads
Rear brake pads
Front tire
Spec: 120/70-15, 1.9 bar
- OEM OEM 120/70-15
Rear tire
Spec: 140/70-14, 2.0 bar
- OEM OEM 140/70-14
Battery
- Premium Yuasa YTX7L-BS or YTX7A-BS (typical 125-250cc)
Brake fluid
Spec: DOT 4
- Standard TotalEnergies HBF4
Coolant
Spec: 1.20 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: 18 000 km
