Triumph Scrambler 400 X (TR-Series) — OEM Fluid, Tire Pressure & Maintenance Specs
398cc Liquid-Cooled Single DOHC 4-Valve TR-Series (19-Inch Front & 150mm Dual-Purpose) · Source: Triumph Scrambler 400 X (TR-Series) (2024–Present) Official Owner’s Manual Maintenance Specifications
According to the Triumph Scrambler 400 X (TR-Series) (2024–Present) Official Owner’s Manual Maintenance Specifications, the 2024–Present Triumph Scrambler 400 X (TR-Series) (chassis TR4X/MD2TR40X) requires 2 L (2.11 US qt) of SAE 10W-50 (JASO MA2, API SN / Full Synthetic 10W-50) engine oil for a drain-only change and 2.15 L (2.27 US qt) with filter service (36TA0055 / HF155). Standard solo cold tire pressure is 228 kPa / 2.28 bar / 33 PSI front (100/90 - 19 M/C 57V) and 228 kPa / 2.28 bar / 33 PSI rear (140/80 R17 M/C 69V), paired with 1× Bosch VR5NEU / NGK LKAR8A-9 spark plug(s) and a YTX9-BS / ETZ9-BS battery.
Drain only: 2 L (2.11 US qt)
R 228 kPa (2.28 bar)
Est. Range: ~371 km (231 mi)
1. Engine Lubrication, Filter & Clutch Specifications
| Clutch Architecture | Wet Multi-Plate Manual Clutch NEVER use JASO MB |
|---|---|
| Recommended Viscosity & Grade | SAE 10W-50 · JASO MA2 · API SN / Full Synthetic 10W-50 |
| Oil Volume (Drain / With Filter / Overhaul) |
• Drain only: 2 L (2.11 US qt) • With filter/strainer: 2.15 L (2.27 US qt) • Complete dry overhaul: 2.3 L (2.43 US qt) |
| OEM Oil Filter Code & Type | 36TA0055 / HF155 |
| 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 | 25 N·m (18.4 lb-ft / 2.55 kgf·m) — Use fresh crush washer |
2. Cold Tire Pressures, Wheels, Ignition & Drivetrain
| Front / Rear OEM Tire Sizes | Front: 100/90 - 19 M/C 57V · Rear: 140/80 R17 M/C 69V (Tubeless) |
|---|---|
| Cold Tire Pressure — Solo Riding |
Front: 228 kPa / 2.28 bar / 33 PSI Rear: 228 kPa / 2.28 bar / 33 PSI |
| Cold Tire Pressure — 2-Up / Loaded Touring |
Front: 228 kPa / 2.28 bar / 33 PSI Rear: 248 kPa / 2.48 bar / 36 PSI |
| OEM Spark Plug & Quantity | Bosch VR5NEU / NGK LKAR8A-9 × 1 (Gap: 0.8–0.9 mm) |
| OEM Battery Code & Rating | YTX9-BS / ETZ9-BS (12V 8.0Ah MF AGM) |
| Final Drive Maintenance | 520 Sealed X-Ring Chain — Maintain 25–35 mm slack and clean/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 | 398 cc · 40 hp @ 8,000 rpm · 37.5 N·m (27.7 lb-ft) @ 6,500 rpm |
|---|---|
| Seat Height & Wet Curb Weight | 835 mm (32.9 in) · 179 kg (395 lbs) |
| Fuel Tank & Est. Real-World Range | 13 L (3.4 US gal) · ~28.5 km/L → ~371 km (231 mi) |
| OEM Scheduled Maintenance Intervals |
• First Break-In: 1,000 km • Engine Oil / Filter: 16,000 km / 16,000 km • Air Filter / Spark Plug: 16,000 km / 32,000 km • Valve Clearance Check: 32,000 km |
4. Generation Cutoffs & Real-World Wrenching Gotchas
Model-Year & Chassis Generation Notes
Shares the 398cc TR-series single with the Speed 400 while adding a 19-inch front wheel, 150 mm suspension travel, wider bars, and switchable Off-Road ABS.
Oil & Clutch Mechanical Engineering Note
High-revving 398cc DOHC single with torque-assist wet clutch demands SAE 10W-50 JASO MA2 synthetic oil (2.15 L) plus dual mesh oil-screen cleaning.
Garage Wrenching Gotchas
- Clean both removable cylindrical mesh oil screens alongside replacing the HF155 paper filter element, inspecting screen O-rings before reinstallation.
- Cycling the ignition key resets Off-Road ABS back to full road ABS automatically—re-enable Off-Road mode after every trailside engine stop.
5. Frequently Asked Questions (FAQ)
What oil volume, JASO grade, and oil filter code does the Triumph Scrambler 400 X (TR-Series) (2024–Present) require?
Because its wet multi-plate clutch shares engine oil with the gearbox, run SAE 10W-50 (JASO MA2) at 2 L (2.11 US qt) drain-only and 2.15 L (2.27 US qt) with filter (36TA0055 / HF155).
How do you accurately check the oil level on the Scrambler 400 X (TR-Series), and what are its service intervals?
Hold the motorcycle dead-vertical on level ground 2–3 minutes after warm shutdown and verify the oil sits mid-way between the Upper and Lower marks in the crankcase sight glass—never on the sidestand. Torque the drain plug to 25 N·m with a new crush washer. Factory oil change intervals are every 16,000 km, with valve clearance inspection every 32,000 km.
What are the cold tire pressures, puncture repair type, seat height, and range of the Scrambler 400 X (TR-Series)?
Fitted with 100/90 - 19 M/C 57V front and 140/80 R17 M/C 69V rear tubeless rims (compatible with roadside plug kits), set cold tire pressures to 33 / 33 PSI (228/228 kPa) solo or 33 / 36 PSI loaded. Seat height is 835 mm (32.9 in) at 179 kg wet weight, delivering ~371 km per 13 L tank.