BMW C 600 Sport (K18) — OEM Fluid, Tire Pressure & Maintenance Specs
647cc Liquid-Cooled Parallel-Twin DOHC 8-Valve Dry-Sump (CVT) · Source: BMW C 600 Sport (K18) (2012–2015) Official Owner’s Manual Maintenance Specifications
According to the BMW C 600 Sport (K18) (2012–2015) Official Owner’s Manual Maintenance Specifications, the 2012–2015 BMW C 600 Sport (K18) (chassis K18/0131) requires 2.9 L (3.06 US qt) of SAE 15W-50 (JASO MA2, API SJ / JASO MA2) engine oil for a drain-only change and 3.1 L (3.28 US qt) with filter service (11427673541 / HF164). Standard solo cold tire pressure is 250 kPa / 2.50 bar / 36 PSI front (120/70 ZR15) and 290 kPa / 2.90 bar / 42 PSI rear (160/60 ZR15), paired with 2× NGK LMAR8D-J spark plug(s) and a YTZ14S / YTX14-BS battery.
Drain only: 2.9 L (3.06 US qt)
R 290 kPa (2.90 bar)
Est. Range: ~333 km (207 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Dry Centrifugal CVT Belt Drive |
|---|---|
| Recommended Viscosity & Grade | SAE 15W-50 · JASO MA2 · API SJ / JASO MA2 |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2.9 L (3.06 US qt) • With filter/strainer: 3.1 L (3.28 US qt) • Complete dry overhaul: 3.5 L (3.70 US qt) |
| OEM Oil Filter Code & Type | 11427673541 / HF164 |
| Correct Oil Level Check Method | Dry-sump oil tank — warm engine to operating temperature and check oil tank/frame dipstick immediately after shutdown per OEM procedure (never top up cold) |
| Oil Drain Bolt Torque | 28 N·m (20.7 lb-ft / 2.86 kgf·m) — Use fresh crush washer |
| Final Drive / Bevel Gear Oil | 750 ml (0.75 L) — SAE 75W-90 GL-5 (750 ml enclosed oil-bath chaincase!) |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70 ZR15 · Rear: 160/60 ZR15 (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 250 kPa / 2.50 bar / 36 PSI Rear: 290 kPa / 2.90 bar / 42 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 250 kPa / 2.50 bar / 36 PSI Rear: 290 kPa / 2.90 bar / 42 PSI |
| OEM Spark Plug & Quantity | NGK LMAR8D-J × 2 (Gap: 0.8 mm) |
| OEM Battery Code & Rating | YTZ14S / YTX14-BS (12V 12.0Ah MF AGM) |
| Final Drive Maintenance | Enclosed Oil-Bath Final Chaincase (750 ml SAE 75W-90 gear oil) |
| 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 | 647 cc · 60 hp @ 7,500 rpm · 66 N·m (48.7 lb-ft) @ 6,000 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 810 mm (31.9 in) · 249 kg (549 lbs) |
| Fuel Tank & Est. Real-World Range | 16 L (4.2 US gal) · ~20.8 km/L → ~333 km (207 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 10,000 km / 10,000 km • Air Filter / Spark Plug: 20,000 km / 40,000 km • Valve Clearance Check: 40,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Original 2012–2015 K18 sport maxi-scooter running the full 647cc dry-sump twin; verify the updated hydraulic cam-chain tensioner retrofit.
Oil & Clutch Mechanical Engineering Note
BMW C 600/650 twin maxi-scooter running a dry-sump 3.1 L SAE 15W-50 engine system plus a 750 ml enclosed oil-bath chaincase.