Yamaha XMAX 125 / Tech MAX (SEE6 VVA) — OEM Fluid, Tire Pressure & Maintenance Specs
125cc Liquid-Cooled Single SOHC 4-Valve Blue Core VVA (Full-Size Body) · Source: Yamaha XMAX 125 / Tech MAX (SEE6 VVA) (2018–Present) Official Owner’s Manual Maintenance Specifications
According to the Yamaha XMAX 125 / Tech MAX (SEE6 VVA) (2018–Present) Official Owner’s Manual Maintenance Specifications, the 2018–Present Yamaha XMAX 125 / Tech MAX (SEE6 VVA) (chassis SEC3/SEE6/B7M) requires 0.9 L (0.95 US qt) of SAE 10W-40 (JASO MB, API SG or higher) engine oil for a drain-only change and 1 L (1.06 US qt) with filter service (5YP-E3440-00 / HF141). Standard solo cold tire pressure is 190 kPa / 1.90 bar / 28 PSI front (120/70-15M/C 56P) and 220 kPa / 2.20 bar / 32 PSI rear (140/70-14M/C 62P), paired with 1× NGK CPR8EA-9 spark plug(s) and a YTZ8V battery.
Drain only: 0.9 L (0.95 US qt)
R 220 kPa (2.20 bar)
Est. Range: ~541 km (336 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Dry Centrifugal CVT Belt Drive |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-40 (Alt: SAE 10W-30) · JASO MB · API SG or higher |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 0.9 L (0.95 US qt) • With filter/strainer: 1 L (1.06 US qt) • Complete dry overhaul: 1.1 L (1.16 US qt) |
| OEM Oil Filter Code & Type | 5YP-E3440-00 / HF141 |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| Oil Drain Bolt Torque | 20 N·m (14.8 lb-ft / 2.04 kgf·m) — Use fresh crush washer |
| Final Drive / Bevel Gear Oil | 150 ml (0.15 L) — SAE 10W-40 JASO MB (150 ml rear gear oil) |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70-15M/C 56P · Rear: 140/70-14M/C 62P (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 190 kPa / 1.90 bar / 28 PSI Rear: 220 kPa / 2.20 bar / 32 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 190 kPa / 1.90 bar / 28 PSI Rear: 230 kPa / 2.30 bar / 33 PSI |
| OEM Spark Plug & Quantity | NGK CPR8EA-9 × 1 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTZ8V (12V 7.0Ah MF AGM) |
| Final Drive Maintenance | Dry V-Belt CVT Drive — Inspect/replace V-belt and rollers every 20,000–24,000 km |
| Brake Fluid & Coolant | DOT 4 · Silicate-free ethylene-glycol OAT coolant for aluminum radiators (50:50 premix) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 125 cc · 12.2 hp @ 8,000 rpm · 11.2 N·m (8.3 lb-ft) @ 6,000 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 800 mm (31.5 in) · 167 kg (368 lbs) |
| Fuel Tank & Est. Real-World Range | 13.2 L (3.5 US gal) · ~41 km/L → ~541 km (336 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 4,000 km / 8,000 km • Air Filter / Spark Plug: 12,000 km / 8,000 km • Valve Clearance Check: 12,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Built in France (MBK) inside the full-size XMAX 300 chassis, the XMAX 125 upgraded in 2021 (SEE6) to a Euro 5 Blue Core VVA engine with Stop & Start and TCS.
Oil & Clutch Mechanical Engineering Note
Equipped with replaceable paper oil filter HF141 for longer European commuter duty, refill 1.0 L with filter (0.9 L drain) of SAE 10W-40 JASO MB oil.