Yamaha YZ450FT Automobile User Manual


 
SPEC
2 - 13
EC212201
CHASSIS
Item Standard Limit
Steering system:
Steering bearing type Taper roller bearing ----
Front suspension: USA, CDN,
AUS, NZ, ZA
EUROPE
Front fork travel 300 mm (11.8 in) ----
Fork spring free length 465 mm (18.3 in) 460 mm (18.1 in)
Spring rate, STD K = 4.5 N/mm
(0.459 kg/mm,
25.7 lb/in)
K = 4.4 N/mm
(0.449 kg/mm,
25.1 lb/in)
----
Optional spring/spacer Yes ----
Oil capacity 445 cm
3
(15.7 Imp oz,
15.0 US oz)
455 cm
3
(16.0 Imp oz,
15.4 US oz)
----
Oil grade Suspension oil
S1
----
Inner tube outer diameter 48 mm (1.89 in) ----
Front fork top end Zero mm (Zero in) ----
Rear suspension: USA, CDN,
AUS, NZ, ZA
EUROPE
Shock absorber travel 132 mm
(5.20 in)
----
Spring free length 260 mm
(10.24 in)
----
Fitting length 248 mm
(9.76 in)
245 mm
(9.65 in)
----
<Min.~Max.> 240.5 ~ 258.5 mm
(9.47 ~ 10.18 in)
----
Spring rate, STD K = 52.0 N/mm
(5.30 kg/mm,
296.8 lb/in)
K = 50.0 N/mm
(5.10 kg/mm,
285.6 lb/in)
----
Optional spring Yes ----
Enclosed gas pressure 1,000 kPa
(10 kg/cm
2
,
142 psi)
----
Swingarm:
Swingarm free play limit
End ---- 1.0 mm (0.04 in)
MAINTENANCE SPECIFICATIONS