Yamaha WR450F(T) Owner's Service Manual page 746

SETTING
EC72Q000
Rear shock absorber setting parts
• Rear shock spring 1
TYPE SPRING
RATE PART NUMBER
4.3
SOFT 4.5
4.7
*STD 4.9
5.1
STD 5.3
**STD 5.5
STIFF 5.7
* For EUROPE
** For AUS, NZ and ZA
NOTE:
The I.D. color a is marked at the end of the
spring.
• Extent of adjustment (spring length)
SPRING FREE
LENGTH
260 mm (10.24 in)
7 - 18
T U N
I.D.
SPRING
COLOR/
POINT
5UN-22212-00 Brown/1
5UN-22212-10 Green/1
5UN-22212-20 Red/1
5UN-22212-30 Black/1
5UN-22212-40 Blue/1
5UN-22212-50 Yellow/1
5UN-22212-60 Pink/1
5UN-22212-70 White/1
EXTENT OF
ADJUSTMENT b
237.5 ~ 258.5 mm
(9.35 ~ 10.18 in)
SPRING
FREE
LENGTH
260
260
260
260
260
260
260
260