Yamaha WR250FR Owner's Service Manual page 340

EC72Q000
Rear shock absorber setting parts
• Rear shock spring 1
[Equal pitch spring]
TYPE
SOFT
* STD
STD
** STD
STIFF
* For EUROPE
** For AUS, NZ and ZA
[Unequal pitch spring]
TYPE
SOFT
STIFF
NOTE:
• The unequal pitch spring is softer in initial
characteristic than the equal pitch spring and
is difficult to bottom out under full compres-
sion.
• The I.D. color a is marked at the end of the
spring.
• Extent of adjustment (spring length)
SPRING FREE
260 mm (10.24 in)
275 mm (10.83 in)
7 - 20
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T U N
SETTING
SPRING SPRING PART
COLOR/
RATE NUMBER
4.3 5UN-22212-00 Brown/1
4.5 5UN-22212-10 Green/1
4.7 5UN-22212-20
4.9 5UN-22212-30 Black/1
5.0 5UN-22212-80 Orange/1
5.1 5UN-22212-40
5.3 5UN-22212-50 Yellow/1
5.5 5UN-22212-60
5.7 5UN-22212-70 White/1
SPRING
SPRING
RATE COLOR/
PART NUMBER
(approx.)
4.5 5UN-22212-A0 Green/2
4.7 5UN-22212-B0
4.9 5UN-22212-C0 Black/2
5.1 5UN-22212-D0
5.3 5UN-22212-E0 Yellow/2
5.5 5UN-22212-F0
5.7 5UN-22212-G0 White/2
EXTENT OF
ADJUSTMENT b
LENGTH
240.5 ~ 258.5 mm
(9.47 ~ 10.18 in)
255.5 ~ 273.5 mm
(10.06 ~ 10.77 in)
I.D. SPRING
FREE
POINT LENGTH
260
260
Red/1 260
260
260
Blue/1 260
260
Pink/1 260
260
I.D. SPRING
FREE
POINT LENGTH
275
Red/2 275
275
Blue/2 275
275
Pink/2 275
275