Vespa GTS 125ie Super (Quasar 4V) — OEM Fluid, Tire Pressure & Maintenance Specs
124cc Liquid-Cooled Single SOHC 4-Valve QUASAR EFI · Source: Vespa GTS 125ie Super (Quasar 4V) (2009–2016) Official Owner’s Manual Maintenance Specifications
According to the Vespa GTS 125ie Super (Quasar 4V) (2009–2016) Official Owner’s Manual Maintenance Specifications, the 2009–2016 Vespa GTS 125ie Super (Quasar 4V) (chassis ZAPM45300) requires 1.05 L (1.11 US qt) of SAE 5W-40 (JASO MA2, API SL / ACEA A3 Full Synthetic 5W-40) engine oil for a drain-only change and 1.2 L (1.27 US qt) with filter service (Piaggio 82635R / HF183). Standard solo cold tire pressure is 180 kPa / 1.80 bar / 26 PSI front (120/70-12 51P) and 200 kPa / 2.00 bar / 29 PSI rear (130/70-12 62P), paired with 1× NGK CR8EB spark plug(s) and a YTX12-BS battery.
Drain only: 1.05 L (1.11 US qt)
R 200 kPa (2.00 bar)
Est. Range: ~288 km (179 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Dry Centrifugal CVT Belt Drive |
|---|---|
| Recommended Viscosity & Grade | SAE 5W-40 · JASO MA2 · API SL / ACEA A3 Full Synthetic 5W-40 |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 1.05 L (1.11 US qt) • With filter/strainer: 1.2 L (1.27 US qt) • Complete dry overhaul: 1.35 L (1.43 US qt) |
| OEM Oil Filter Code & Type | Piaggio 82635R / HF183 |
| Correct Oil Level Check Method | Upright on level ground; screw dipstick ALL THE WAY IN, then remove to read level |
| Oil Drain Bolt Torque | 24 N·m (17.7 lb-ft / 2.45 kgf·m) — Use fresh crush washer |
| Final Drive / Bevel Gear Oil | 250 ml (0.25 L) — SAE 80W-90 GL-4/GL-5 (200–270 ml rear hub gear oil) |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70-12 51P · Rear: 130/70-12 62P (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 180 kPa / 1.80 bar / 26 PSI Rear: 200 kPa / 2.00 bar / 29 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 200 kPa / 2.00 bar / 29 PSI Rear: 230 kPa / 2.30 bar / 33 PSI |
| OEM Spark Plug & Quantity | NGK CR8EB × 1 (Gap: 0.7–0.8 mm) |
| OEM Battery Code & Rating | YTX12-BS (12V 10.0Ah MF AGM) |
| Final Drive Maintenance | Dry Centrifugal V-Belt CVT — Inspect/replace V-belt and rollers every 15,000–20,000 km |
| Brake Fluid & Coolant | DOT 4 · OAT ethylene-glycol coolant for aluminum radiators (50:50 premix) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 124 cc · 14.8 hp @ 9,750 rpm · 12 N·m (8.9 lb-ft) @ 8,000 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 790 mm (31.1 in) · 151 kg (333 lbs) |
| Fuel Tank & Est. Real-World Range | 9 L (2.4 US gal) · ~32 km/L → ~288 km (179 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 10,000 km / 10,000 km • Air Filter / Spark Plug: 10,000 km / 10,000 km • Valve Clearance Check: 20,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Pre-2017 fuel-injected QUASAR 4-valve GTS 125 Super using conventional starter motor architecture prior to the RISS i-get generation.
Oil & Clutch Mechanical Engineering Note
High-revving 9,750 rpm 124cc QUASAR single relies on clean SAE 5W-40 full-synthetic oil (1.2 L w/ filter 82635R) every 4,000–5,000 km.