Specifications - Yamaha WR25RB Owner's Manual

Dimensions:
Overall length:
2175 mm (85.6 in)
Overall width:
810 mm (31.9 in)
Overall height:
1230 mm (48.4 in)
Seat height:
930 mm (36.6 in)
Wheelbase:
1420 mm (55.9 in)
Ground clearance:
295 mm (11.61 in) (CAL)
300 mm (11.81 in) (U49)
Minimum turning radius:
2300 mm (90.6 in)
Weight:
Curb weight:
134 kg (295 lb) (U49)
135 kg (298 lb) (CAL)
Engine:
Engine type:
Liquid cooled 4-stroke, DOHC
Cylinder arrangement:
Single cylinder
Displacement:
3
250 cm
Bore  stroke:
77.0  53.6 mm (3.03  2.11 in)
Compression ratio:
11.80 : 1
Starting system:
Electric starter
EAU50915 Lubrication system:
Wet sump
Engine oil:
Recommended brand:
YAMALUBE
Type:
SAE 10W-30, 10W-40, 10W-50, 15W-40,
20W-40 or 20W-50
0 10 30 50 70 90 110
SAE 10W-30
SAE 10W-40
SAE 10W-50
SAE 15W-40
SAE 20W-40
SAE 20W-50
–20 –10 0 10 20 30 40 50 ˚C
Recommended engine oil grade:
API service SG type or higher, JASO stan-
dard MA
Engine oil quantity:
Without oil filter element replacement:
1.30 L (1.37 US qt, 1.14 Imp.qt)
With oil filter element replacement:
1.40 L (1.48 US qt, 1.23 Imp.qt)
Cooling system:
Coolant reservoir capacity (up to the maxi-
mum level mark):
0.25 L (0.26 US qt, 0.22 Imp.qt)
Radiator capacity (including all routes):
0.90 L (0.95 US qt, 0.79 Imp.qt)
9-1
Air filter:
Air filter element:
Wet element
Fuel:
Recommended fuel:
Premium unleaded gasoline only
Fuel tank capacity:
7.2 L (1.90 US gal, 1.58 Imp.gal) (CAL)
7.6 L (2.01 US gal, 1.67 Imp.gal) (U49)
130 ˚F
Fuel reserve amount:
2.1 L (0.55 US gal, 0.46 Imp.gal)
Fuel injection:
Throttle body:
ID mark:
32C3 00 (CAL)
3D71 10 (U49)
Spark plug(s):
Manufacturer/model:
NGK/CR9EK
Spark plug gap:
0.6–0.7 mm (0.024–0.028 in)
Clutch:
Clutch type:
Wet, multiple-disc
Transmission:
Primary reduction ratio:
3.120 (78/25)
Final drive:
Chain
Secondary reduction ratio:
3.308 (43/13)
Transmission type:
Constant mesh 6-speed

SPECIFICATIONS

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