Oil YAMAHA YFZ450 2005 Owner's Guide

10-2
10
Engine oil:
Type
Recommended engine oil classification API Service SE, SF, SG type or higher
Quantity:
Without oil filter element replacement
With oil filter element replacement1.75 L
1.85 L MODEL YFZ450
-20˚ -10˚ 0˚
10˚20˚ 30˚40˚50˚C
10W/30
15W/4020W/4020W/50
10W/40
5W/30
CAUTION:In order to prevent clutch slippage (since the en-
gine oil also lubricates the clutch), do not mix any
chemical additives. Do not use oils with a diesel
specification of “CD” or oils of a higher quality
than specified. In addition, do not use oils labeled
“ENERGY CONSERVING II” or higher.
U5TG61.book Page 2 Friday, April 2, 2004 11:28 AM

10-4
Gear ratio:
1st
2nd
3rd
4th
5th29/12 (2.416)
27/14 (1.928)
25/16 (1.562)
23/18 (1.277)
21/20 (1.050)
Chassis:
Frame type
Caster angle
TrailSteel tube
5.0
°
21.0 mm
Tire:
Type
Size: Front
Size: RearTubeless
AT21 ×
7R-10
AT20 ×
10R-9
Brake:
Front brake type
Operation
Rear brake type
OperationDual disc brake
Right hand operation
Single disc brake
Right foot operation
Suspension:
Front
RearDouble wishbone
Swingarm (link suspension)
Shock absorber:
Front
RearCoil spring/gas-oil damper
Coil spring/gas-oil damper MODEL YFZ450
U5TG61.book Page 4 Friday, April 2, 2004 11:28 AM