BMW HP2 Sport (K29H DOHC) — OEM Fluid, Tire Pressure & Maintenance Specs
1,170cc Air/Oil-Cooled Boxer Twin DOHC Radial 8-Valve (133 hp) · Source: BMW HP2 Sport (K29H DOHC) (2008–2010) Official Owner’s Manual Maintenance Specifications
According to the BMW HP2 Sport (K29H DOHC) (2008–2010) Official Owner’s Manual Maintenance Specifications, the 2008–2010 BMW HP2 Sport (K29H DOHC) (chassis K29H/0458) requires 3.7 L (3.91 US qt) of SAE 15W-50 (JASO MA2, API SJ / BMW Advantec Pro 15W-50) engine oil for a drain-only change and 4 L (4.23 US qt) with filter service (11427673541 / HF164). Standard solo cold tire pressure is 250 kPa / 2.50 bar / 36 PSI front (120/70 ZR17) and 290 kPa / 2.90 bar / 42 PSI rear (190/55 ZR17), paired with 4× NGK MAR8B-JDS / DCPR8EKC spark plug(s) and a YTX14-BS / BMW 14Ah AGM battery.
Drain only: 3.7 L (3.91 US qt)
R 290 kPa (2.90 bar)
Est. Range: ~280 km (174 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Dry Single-Plate Manual Clutch (Separate Gearbox Oil) |
|---|---|
| Recommended Viscosity & Grade | SAE 15W-50 (Alt: SAE 20W-50) · JASO MA2 · API SJ / BMW Advantec Pro 15W-50 |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 3.7 L (3.91 US qt) • With filter/strainer: 4 L (4.23 US qt) • Complete dry overhaul: 4.3 L (4.54 US qt) |
| OEM Oil Filter Code & Type | 11427673541 / HF164 |
| Correct Oil Level Check Method | Hold bike upright on level ground 3–5 min after warm shutdown; read crankcase sight glass |
| Oil Drain Bolt Torque | 32 N·m (23.6 lb-ft / 3.26 kgf·m) — Use fresh crush washer |
| Separate Transmission / Gearbox Oil | 800 ml (0.80 L) — SAE 75W-90 GL-5 (800 ml separate manual gearbox) |
| Final Drive / Bevel Gear Oil | 180 ml (0.18 L) — SAE 75W-90 Hypoid Axle Oil (180 ml Paralever bevel drive) |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70 ZR17 · Rear: 190/55 ZR17 (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 MAR8B-JDS / DCPR8EKC × 4 (Gap: 0.8 mm) |
| OEM Battery Code & Rating | YTX14-BS / BMW 14Ah AGM (12V 14.0Ah MF AGM) |
| Final Drive Maintenance | Cardan Shaft Final Drive — Replace rear bevel-gear hypoid oil at exact measured volume |
| Brake Fluid & Coolant | DOT 4 · Air/Oil-Cooled Engine (No liquid coolant) |
3. Ergonomics, Range & Scheduled Service Intervals
| Displacement · Max Power · Peak Torque | 1170 cc · 133 hp @ 8,750 rpm · 115 N·m (84.8 lb-ft) @ 6,000 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 830 mm (32.7 in) · 199 kg (439 lbs) |
| Fuel Tank & Est. Real-World Range | 16 L (4.2 US gal) · ~17.5 km/L → ~280 km (174 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 / 20,000 km • Valve Clearance Check: 10,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Pinnacle of air/oil-cooled Boxers debuting the 133 hp DOHC radial-valve heads, self-supporting full-carbon bodywork, forged wheels, Ohlins suspension, and quickshifter.
Oil & Clutch Mechanical Engineering Note
BMW air/oil-cooled Boxer platform (R 1150, K25 R 1200, R nineT family, R 12, R 18) featuring an automotive dry single-plate clutch with separate engine, gearbox, and shaft bevel oils.