BMW F 900 XR (K84) — OEM Fluid, Tire Pressure & Maintenance Specs
895cc Liquid-Cooled Parallel-Twin DOHC 8-Valve 270/450-deg · Source: BMW F 900 XR (K84) (2020–Present) Official Owner’s Manual Maintenance Specifications
According to the BMW F 900 XR (K84) (2020–Present) Official Owner’s Manual Maintenance Specifications, the 2020–Present BMW F 900 XR (K84) (chassis K84/0K21) requires 2.8 L (2.96 US qt) of SAE 5W-40 (JASO MA2, API SL / BMW Advantec Ultimate 5W-40) engine oil for a drain-only change and 3 L (3.17 US qt) with filter service (11428562889 / HF160). 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 (180/55 ZR17), paired with 2× NGK LMAR8J-9E / DCPR8E spark plug(s) and a YTX14-BS / YTZ14S battery.
Drain only: 2.8 L (2.96 US qt)
R 290 kPa (2.90 bar)
Est. Range: ~369 km (229 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 5W-40 (Alt: SAE 15W-50 (구형 F800 Rotax)) · JASO MA2 · API SL / BMW Advantec Ultimate 5W-40 |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2.8 L (2.96 US qt) • With filter/strainer: 3 L (3.17 US qt) • Complete dry overhaul: 3.5 L (3.70 US qt) |
| OEM Oil Filter Code & Type | 11428562889 / HF160 |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| Oil Drain Bolt Torque | 38 N·m (28.0 lb-ft / 3.87 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70 ZR17 · Rear: 180/55 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 LMAR8J-9E / DCPR8E × 2 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTX14-BS / YTZ14S (12V 12.0Ah MF AGM) |
| Final Drive Maintenance | 525 Heavy-Duty X-Ring Chain — Maintain 25–35 mm slack and lubricate regularly |
| 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 | 895 cc · 105 hp @ 8,500 rpm · 92 N·m (67.9 lb-ft) @ 6,500 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 825 mm (32.5 in) · 219 kg (483 lbs) |
| Fuel Tank & Est. Real-World Range | 15.5 L (4.1 US gal) · ~23.8 km/L → ~369 km (229 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: 20,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Sport-touring K84 crossover combining the 895cc twin with a half-fairing, 170/172 mm travel suspension, and lightweight welded resin tank; upgraded with adjustable forks in 2025.
Oil & Clutch Mechanical Engineering Note
Semi-dry-sump 895cc parallel twin with an anti-hopping wet clutch requiring low-viscosity SAE 5W-40 JASO MA2 (3.0 L with HF160 filter) for rapid oil gallery pressurization.
Garage Wrenching Gotchas
- Its cast aluminum oil pan uses a large M20 drain plug that requires a fresh crush washer torqued accurately to 38 N·m.
- Because of the semi-dry-sump baffle design, measure oil only at full operating temperature upright with the dipstick resting unscrewed on the threads.
5. Frequently Asked Questions (FAQ)
What oil volume, JASO grade, and oil filter code does the BMW F 900 XR (K84) (2020–Present) require?
Because its wet multi-plate clutch shares engine oil with the gearbox, run SAE 5W-40 (JASO MA2) at 2.8 L (2.96 US qt) drain-only and 3 L (3.17 US qt) with filter (11428562889 / HF160).
How do you accurately check the oil level on the F 900 XR (K84), and what are its service intervals?
Hold the bike upright on level ground 2–3 minutes after shutdown, wipe the dipstick, and rest it on the filler threads without screwing it in (threading it in reads artificially high and risks oil starvation). Torque the drain plug to 38 N·m with a new crush washer. Factory oil change intervals are every 10,000 km, with valve clearance inspection every 20,000 km.
What are the cold tire pressures, puncture repair type, seat height, and range of the F 900 XR (K84)?
Fitted with 120/70 ZR17 front and 180/55 ZR17 rear tubeless rims (compatible with roadside plug kits), set cold tire pressures to 36 / 42 PSI (250/290 kPa) solo or 36 / 42 PSI loaded. Seat height is 825 mm (32.5 in) at 219 kg wet weight, delivering ~369 km per 15.5 L tank.