SPECIFICATIONS9-19Dimensions:Overall length:1245 mm (49.0 in)Overall width:575 mm (22.6 in)Overall height:715 mm (28.1 in)Seat height:485 mm (19.1 in)Wheelbase:855 mm (33.7 in)Ground clearance:105 mm (4.13 in)Minimum turning radius:1300 mm (51.2 in)Weight:Curb weight:39 kg (86 lb)Technical permissible mass (Maximum load +Curb weight):64 kg (141 lb)Noise and vibration level:Noise level (77/311/EEC):PW50 75.1 dB(A)@2750 r/min(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)Vibration on seat (EN1032, ISO5008):PW50 Will not exceed 0.5 m/s²(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)Vibration on handlebar (EN1032, ISO5008):PW50 Will not exceed 2.5 m/s²(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)Engine:Engine type:Air cooled 2-strokeCylinder arrangement:Single cylinderDisplacement:49 cm³Bore × stroke:40.0 × 39.2 mm (1.57 × 1.54 in)Compression ratio:6.00 : 1Starting system:KickstarterLubrication system:Separate lubrication (Yamaha autolube)Engine oil:Type:YAMALUBE 2S or 2-stroke engine oil(JASO FC grade) or (ISO EG-C or EG-Dgrade)Engine oil quantity:Quantity:0.30 L (0.32 US qt, 0.26 Imp.qt)Transmission oil:Type:YAMALUBE 4 (10W-40) or SAE 10W-40Oil change quantity:0.30 L (0.32 US qt, 0.26 Imp.qt)Air filter:Air filter element:Wet elementFuel:Recommended fuel:Regular unleaded gasoline onlyFuel tank capacity:2.0 L (0.53 US gal, 0.44 Imp.gal)Carburetor:Type × quantity:VM12SC x 1Spark plug(s):Manufacturer/model:PW50 NGK/BP4HS (ZAF)PW50 NGK/BPR4HS(AUT)(BEL)(CHE)(CYP)(CZE)(DEU)(DNK)(ESP)(FIN)(FRA)(GBR)(GRC)(IRL)(ITA)(NLD)(NOR)(POL)(PRT)(SVK)(SVN)(SWE)(TUR)PW50E NGK/BPR4HSPW50E1 NGK/BPR4HSManufacturer/model:PW50 DENSO/W14FP-L (ZAF)Spark plug gap:0.6–0.7 mm (0.024–0.028 in)Clutch:Clutch type:Wet, centrifugal automaticTransmission:Primary reduction ratio:1.909 (63/33)Final drive:ShaftSecondary reduction ratio:6.218 (19/15 x 54/11)