These numbers are from Dirt Bike magazine's Sept 99 issue. They are real, as tested weights.
MX BIKES - WEIGHT(HP)
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HON CR125 - 207(29)
KAW KX125 - 210(28)
KTM 125SX - 212(29)
SUZ RM125 - 212(29)
YAM YZ125 - 213(31)
HON CR250 - 222(40)
KAW KX250 - 230(41.5)
KTM 250SX - 229(38.5)
SUZ RM250 - 233(42)
YAM YZ250 - 228(42)
HON CR500 - 233(56)
KAW KX500 - 233(55)
KTM 380SX - 229(49)
YAM YZ400 - 249(43.5)
HSB FC400 - 244(42)
HSB FC501 - 244(46)
HSB FC600 - 244(48)
ENDURO BIKES
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KAW KDX200 - 238(26)
KAW KDX220 - 238(27)
KTM 200EXC - 228(33.5)
KTM 250EXC - 238(37)
KTM 300EXC - 238(41.5)
KTM 380EXC - 238(47)
FOUR STROKES
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HON XR250 - 246(23)
YAM TTR250 - 265(21)
KAW KLX300 - 248(27)
SUZ DR350 - 273(28.5)
HUS TE410 - 268(36)
HON XR400 - 264(33)
HSB FE501E - 270(46)
YAM WR400F - 268(42.5)
HUS TE610 - 268(40)