Yamaha WR 250 X (2010) — Specs

Identity

Manufacturer: Yamaha

Model: WR 250 X

Category: Motorcycle

Type: Motorcycle

Years: 2010 → 2010

Engine

Displacement (cc): 250

Cylinders: 1

Power (hp): 30

Power (kW): 22

Torque (Nm): 23.7

Dimensions

Overall length: 2070 mm

Overall width: 770 mm

Overall height: 1130 mm

Wheelbase: 1395 mm

Ground clearance: 155 mm

Weight (kg): 136

Seat height (mm): 895

Tank (L): 7.6

Tires

Front tire: 110/70-17

Rear tire: 140/70-17

Front pressure (bar): 2

Rear pressure (bar): 2.25

Drivetrain

Drive chain: 108 links 520

Sprockets (front / rear): 13 / 42

Ignition

Spark plug: NGK CR9EK

Plug gap: 0.6-0.7 mm

Fluids & Filters

Engine oil: SAE10W-50, API SG

Engine oil (with filter, L): 1.4

Oil filter: Hiflofiltro HF141

Air filter: OEM air filter

Coolant (L): 0.9

Brake fluid: DOT 4

Fuel consumption

Estimated: 3.5 L/100 km

Estimated range: ~217 km on a full tank (7.6 L)

Note: real-world ±15-30% depending on riding style

Service

Battery: OEM battery specification

Service interval (km): 6000

Service interval (months): 12

Valve check (km): 12000

Parts and consumables for this motorcycle

Data is gathered with care, but without guarantee. Always confirm critical information with your dealer or workshop.

Service notes

Service interval: every 6,000 km or 12 months, whichever comes first. Valve clearance check every 12,000 km. Valve clearance — intake cold 0.13-0.20 mm, exhaust cold 0.23-0.30 mm. Engine oil: oil grade SAE10W-50, API SG, 1.4 L with filter change. Spark plug: NGK CR9EK (gap 0.6-0.7 mm). Brake fluid: DOT 4. Coolant capacity: 0.9 L. Chain: 108 links 520, sprockets 13/42 teeth. Tire pressure: front 2 bar, rear 2.25 bar (cold). Tire size: front 110/70-17, rear 140/70-17. Always confirm critical values with the workshop manual or an authorised dealer.

OEM and quality aftermarket parts that fit this bike. Always confirm with your dealer before ordering.

Engine oil

Spec: SAE10W-50, API SG, 1.4 L (with filter)

OEM OEM recommended engine oil (SAE 10W-50)
Premium Motul 7100 4T (100% Synthetic, Ester)
Premium Motul 5100 4T Technosynthese (Semi-Synthetic)

Which Motul for this bike?

	Motul 7100 4T ✓	Motul 5100 4T
Product	Motul 7100 4T — 100% fully synthetic	Motul 5100 4T — semi-synthetic
Best for	Sport, Naked, Adventure (600cc+), track	Standard, Cruiser, Scooter, daily use
RPM protection	Excellent — ester base, stable under load	Good — for normal riding conditions

Standard Repsol Moto Racing 4T (Synthetic)
Standard Elf Moto 4 Tech (Semi-Synthetic)

Fully Synthetic vs Semi-Synthetic

	Fully Synthetic	Semi-Synthetic
Base oil	100% chemical synthesis (ester or PAO)	Mineral oil + synthetic additives
Heat resistance	Excellent — stable at extreme heat & RPM	Good — suitable for normal temperatures
Cold start	Better — reaches engine faster when cold	Good — adequate for normal climates
Change interval	Longer (up to 10,000 km)	Shorter (5,000–7,000 km typical)
Price	Higher	Lower

Oil filter

Spec: Hiflofiltro HF141

Premium Hiflofiltro HF141
Premium K&N KN-141

Air filter

Spark plug

Spec: NGK CR9EK, gap 0.6-0.7 mm

OEM NGK CR9EK
Premium NGK CR9EKIX
Standard NGK CR9EK

Front brake pads

Spec: EBC FA142HH

Premium EBC FA142HH

Rear brake pads

Spec: EBC FA142HH

Premium EBC FA142HH

Drive chain

Spec: 108 links 520 | Sprockets 13/42 teeth / 108 links 520

OEM OEM chain (pitch 520 (or 428 for some commuter 250s))

Front tire

Spec: 110/70-17, 2.0 bar

OEM OEM 110/70-17

Rear tire

Spec: 140/70-17, 2.25 bar

OEM OEM 140/70-17

Battery

Premium Yuasa YTX5L-BS

Brake fluid

Spec: DOT 4

Standard TotalEnergies HBF4

Coolant

Spec: 0.90 L coolant capacity

Service interval

Spec: 6 000 km / 12 months

OEM Engine oil + oil filter change
OEM Air filter inspection
OEM Spark plug check
OEM Brake fluid replacement: every 2 years

Valve check

Spec: 12 000 km

OEM Intake clearance: cold 0.13-0.20 mm
OEM Exhaust clearance: cold 0.23-0.30 mm

Suspension

Spec: 613 ml

OEM Fork oil grade: 613 ml