Honda NC750X DCT (RH09) — OEM Fluid, Tire Pressure & Maintenance Specs
745cc Liquid-Cooled Parallel-Twin SOHC 8V 270° + 6-Speed Wet DCT · Source: Honda NC750X DCT (RH09) (2021–Present) Official Owner’s Manual Maintenance Specifications
According to the Honda NC750X DCT (RH09) (2021–Present) Official Owner’s Manual Maintenance Specifications, the 2021–Present Honda NC750X DCT (RH09) (chassis RH09/RH23) requires 3.1 L (3.28 US qt) of SAE 10W-30 (JASO MA, API SJ or higher) engine oil for a drain-only change and 3.4 L (3.59 US qt) with filter service (15410-MCJ-000 (HF204) + DCT 15412-MGS-D21 (HF117)). Standard solo cold tire pressure is 250 kPa / 2.50 bar / 36 PSI front (120/70ZR17 M/C (58W)) and 290 kPa / 2.90 bar / 42 PSI rear (160/60ZR17 M/C (69W)), paired with 2× NGK IFR6G-11K spark plug(s) and a YTZ14S / YTZ12S battery.
Drain only: 3.1 L (3.28 US qt)
R 290 kPa (2.90 bar)
Est. Range: ~403 km (250 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Dual Clutch (DCT) NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-30 (Alt: SAE 10W-40) · JASO MA · API SJ or higher |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 3.1 L (3.28 US qt) • With filter/strainer: 3.4 L (3.59 US qt) • Complete dry overhaul: 4 L (4.23 US qt) |
| OEM Oil Filter Code & Type | 15410-MCJ-000 (HF204) + DCT 15412-MGS-D21 (HF117) |
| Correct Oil Level Check Method | Hold upright on level ground; rest dipstick UNTHREADED on filler neck (do NOT screw in) |
| Oil Drain Bolt Torque | 30 N·m (22.1 lb-ft / 3.06 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 120/70ZR17 M/C (58W) · Rear: 160/60ZR17 M/C (69W) (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 IFR6G-11K × 2 (Gap: 1.0–1.1 mm) |
| OEM Battery Code & Rating | YTZ14S / YTZ12S (12V 11.2Ah MF AGM) |
| Final Drive Maintenance | 520 Sealed O/X-Ring Chain — Maintain 25–35 mm slack and lube every 800–1,000 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 | 745 cc · 58.6 hp @ 6,750 rpm · 69 N·m (50.9 lb-ft) @ 4,750 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 800 mm (31.5 in) · 224 kg (494 lbs) |
| Fuel Tank & Est. Real-World Range | 14.1 L (3.7 US gal) · ~28.6 km/L → ~403 km (250 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 12,000 km / 24,000 km • Air Filter / Spark Plug: 24,000 km / 48,000 km • Valve Clearance Check: 24,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Redesigned in 2021 (RH09) with seat height lowered 30 mm to 800 mm, throttle-by-wire, and a larger 23 L front helmet trunk; 2025+ RH23 added dual front brake discs and a 5-inch TFT.
Oil & Clutch Mechanical Engineering Note
Because engine lubrication and twin-clutch hydraulic solenoids share one sump, Honda’s factory SAE 10W-30 JASO MA spec (3.4 L w/ both filters) delivers the crispest cold DCT shifts.
Garage Wrenching Gotchas
- Because the fuel filler sits under the pillion seat while the dummy tank is a 23 L helmet trunk, mount tail bags far enough back so the rear seat can still hinge open at gas stations.
- Unlike shim-under-bucket twins, the SOHC 8-valve head uses screw-and-locknut tappets—making 24,000 km valve adjustments DIY-friendly once the radiator is swung forward.
5. Frequently Asked Questions (FAQ)
What oil volume, JASO grade, and oil filter code does the Honda NC750X DCT (RH09) (2021–Present) require?
Because its wet multi-plate clutch shares engine oil with the gearbox, run SAE 10W-30 (JASO MA) at 3.1 L (3.28 US qt) drain-only and 3.4 L (3.59 US qt) with filter (15410-MCJ-000 (HF204) + DCT 15412-MGS-D21 (HF117)).
How do you accurately check the oil level on the NC750X DCT (RH09), 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 30 N·m with a new crush washer. Factory oil change intervals are every 12,000 km, with valve clearance inspection every 24,000 km.
What are the cold tire pressures, puncture repair type, seat height, and range of the NC750X DCT (RH09)?
Fitted with 120/70ZR17 M/C (58W) front and 160/60ZR17 M/C (69W) 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 800 mm (31.5 in) at 224 kg wet weight, delivering ~403 km per 14.1 L tank.