Vespa GTV 300 SEI GIORNI II (2023) — Specs
Identity
Manufacturer: Vespa
Model: GTV 300 SEI GIORNI II
Category: Scooter
Type: Scooter
Years: 2023 →
Engine
Displacement (cc): 278
Cylinders: 1
Power (hp): 24
Power (kW): 18
Torque (Nm): 22
Dimensions
Overall length: 1930 mm
Overall width: 770 mm
Overall height: 1105 mm
Wheelbase: 1375 mm
Ground clearance: 130 mm
Weight (kg): 160
Seat height (mm): 790
Tank (L): 8.5
Tires
Front tire: 120/70 R12
Rear tire: 130/70 R12
Front pressure (bar): 1.8
Rear pressure (bar): 2
Drivetrain
Final drive: Shaft drive
Ignition
Spark plug: NGK MR7BI-8
Plug gap: 0.8 mm
Fluids & Filters
Engine oil: SAE5W-40, API SL
Engine oil (with filter, L): 1.3
Oil filter: Hiflofiltro HF183
Air filter: Hiflofiltro HFA5114
Coolant (L): 2
Brake fluid: DOT 4
Fuel consumption
Estimated range: ~242 km on a full tank (8.5 L)
Service
Battery: YTX12-BS
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. Valve clearance — intake cold 0.1 ± 0.02 mm, exhaust cold 0.1 ± 0.02 mm. Engine oil: oil grade SAE5W-40, API SL, 1.3 L with filter change. Spark plug: NGK MR7BI-8. Brake fluid: DOT 4. Coolant capacity: 2 L. Chain: TRIEBSATZSCHWINGE. Tire pressure: front 1.8 bar, rear 2 bar (cold). Tire size: front 120/70 R12, rear 130/70 R12. 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: SAE 5W-40, 1.2 L (with filter)
- OEM OEM recommended engine oil (SAE 5W-40)
- Premium Motul 7100
- Premium Motul 5100
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
- Standard Elf Moto 4 Tech
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 HF183
- Premium Hiflofiltro HF183
- Premium K&N KN-183
Air filter
Spec: Hiflofiltro HFA5114
- Standard Hiflofiltro HFA5114
Spark plug
Spec: NGK CR8EB, gap 0.7-0.8 mm
- OEM NGK CR8EB
- Premium NGK CR8EBIX
- Standard NGK CR8EB
Front brake pads
Spec: OEM front pad (EBC equivalent: SFA193HH)
- Premium EBC SFA193HH
- Standard EBC SFA193 (organic)
Rear brake pads
Spec: OEM rear pad (EBC equivalent: SFA193HH)
- Premium EBC SFA193HH
- Standard EBC SFA193 (organic)
Drive belt (CVT)
Front tire
Spec: 120/70 R12, 1.8 bar
- OEM OEM 120/70 R12
Rear tire
Spec: 130/70 R12, 2.0 bar
- OEM OEM 130/70 R12
Battery
Spec: OEM battery: Yuasa YTX12-BS
- Premium Yuasa YTX9-BS or YTZ7S (typical 250-500cc)
Brake fluid
Spec: DOT 4
- Standard TotalEnergies HBF4
Coolant
Spec: 2.00 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
- OEM Intake clearance: cold 0.1 ± 0.02 mm
- OEM Exhaust clearance: cold 0.1 ± 0.02 mm
Suspension
Spec: KURZSCHWINGE
- OEM Fork: KURZSCHWINGE
