JASO MA2 Tube-Type Rim (Inner Tube)

Triumph Scrambler 900 (Street Scrambler) — OEM Fluid, Tire Pressure & Maintenance Specs

900cc Liquid-Cooled Parallel-Twin SOHC 8-Valve 270° Crank High-Torque Bonneville Twin · Source: Triumph Scrambler 900 (formerly Street Scrambler) Official Owner’s Handbook

OEM SPECIFICATION SUMMARY

According to the Triumph Scrambler 900 (formerly Street Scrambler) Official Owner’s Handbook, the 2019–Present Triumph Scrambler 900 (Street Scrambler) (chassis SMTD62/DC04) requires 3.2 L (3.38 US qt) of SAE 10W-40 (JASO MA2, API SH or higher Semi/Full Synthetic) engine oil for a drain-only change and 3.4 L (3.59 US qt) with filter service (T1218001 / HF204). Standard solo cold tire pressure is 210 kPa / 2.10 bar / 30 PSI front (100/90-19 57H) and 250 kPa / 2.50 bar / 36 PSI rear (150/70 R17 69V), paired with 2× NGK LMAR8A-9 spark plug(s) and a YTX12-BS battery.

Engine Oil (With Filter)
3.4 L (3.59 US qt)
SAE 10W-40 · JASO MA2
Drain only: 3.2 L (3.38 US qt)
Cold Tire Pressure (Solo)
F 30 / R 36 PSI
F 210 kPa (2.10 bar)
R 250 kPa (2.50 bar)
OEM Spark Plug
NGK LMAR8A-9 ×2
Gap: 0.9 mm
Seat · Wet Weight · Range
790 mm · 223 kg
31.1 in · 492 lbs
Est. Range: ~278 km (173 mi)

1. Engine Lubrication, Filter & Clutch Specifications

Clutch Architecture Wet Multi-Plate Manual Clutch NEVER use JASO MB
Recommended Viscosity & Grade SAE 10W-40 (Alt: SAE 10W-50 (혹서기/임도 저속 주행 권장)) · JASO MA2 · API SH or higher Semi/Full Synthetic
Oil Volume (Drain / With Filter / Overhaul) • Drain only: 3.2 L (3.38 US qt)
• With filter/strainer: 3.4 L (3.59 US qt)
• Complete dry overhaul: 3.8 L (4.02 US qt)
OEM Oil Filter Code & Type T1218001 / HF204
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 57H · Rear: 150/70 R17 69V (Tube-Type Spoke Rim)
Cold Tire Pressure — Solo Riding Front: 210 kPa / 2.10 bar / 30 PSI
Rear: 250 kPa / 2.50 bar / 36 PSI
Cold Tire Pressure — 2-Up / Loaded Touring Front: 210 kPa / 2.10 bar / 30 PSI
Rear: 250 kPa / 2.50 bar / 36 PSI
OEM Spark Plug & Quantity NGK LMAR8A-9 × 2 (Gap: 0.9 mm)
OEM Battery Code & Rating YTX12-BS (12V 10.0Ah Sealed MF AGM)
Final Drive Maintenance 520 X-Ring Sealed Chain (17T/41T, 102 links) — Maintain 20–30 mm slack
Brake Fluid & Coolant DOT 4 · Triumph HD4X / D2053 Hybrid OAT Coolant (~1.5 L)

3. Ergonomics, Range & Scheduled Service Intervals

Displacement · Max Power · Peak Torque 900 cc · 65 hp @ 7,250 rpm · 80 N·m (59.0 lb-ft) @ 3,250 rpm
Seat Height & Wet Curb Weight 790 mm (31.1 in) · 223 kg (492 lbs)
Fuel Tank & Est. Real-World Range 12 L (3.2 US gal) · ~23.2 km/L → ~278 km (173 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

Upgraded in 2019 from 55 hp to 65 hp alongside a 4-piston Brembo front caliper and cartridge forks, the model was officially renamed from Street Scrambler to Scrambler 900 for 2023 onward with identical consumables.

Oil & Clutch Mechanical Engineering Note

Delivering 80 N·m at just 3,250 rpm, the 900cc High-Torque twin tucks its spin-on oil filter (T1218001 / HF204) neatly into the bottom of the sump behind a standard aluminum bash plate, taking 3.4 L of SAE 10W-40 or 10W-50 JASO MA2 oil.

Garage Wrenching Gotchas

  • Despite wearing Metzeler Tourance tires stamped Tubeless on the sidewall, the classic center-laced 19/17 wire-spoke rims require inner tubes—sticky rope plugs will not fix a roadside flat!
  • The signature right-side high-level exhaust routing radiates serious heat after riding; never adjust the right rear shock preload or remove right side panels until the header heat shields are stone cold.

5. Frequently Asked Questions (FAQ)

Do I have to remove the bash plate to change oil on the Scrambler 900?

Yes—unbolt the four-fastener aluminum sump guard first to gain clean socket and 65mm cup-wrench access to the 25 N·m drain plug and recessed T1218001 / HF204 spin-on filter (3.4 L refill).

Does the Scrambler 900 share oil filters and spark plugs with the Bonneville T100?

Yes—both share the exact same 900cc High-Torque twin platform, using identical T1218001 / HF204 spin-on filters, two NGK LMAR8A-9 spark plugs, and 3.4 L oil refills.

What is the correct cold tire pressure for the Triumph Scrambler 900?

Triumph specifies 210 kPa (2.10 bar / 30 PSI) front and 250 kPa (2.50 bar / 36 PSI) rear cold on the factory 19-inch front / 17-inch rear Tourance setup.

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