Rear Suspension Tuning Procedure - Suzuki RM250 Owner's Service Manual

4-18 MACHINE TUNING

REAR SUSPENSION TUNING PROCEDURE

• Select the rear suspension according to the rider's weight and preference by referring to the table below.
Spring
62211-37FH0
Soft
Standard 62211-37FK0
Hard
62211-37FM0
• Measure the distance L1 from the seat bolt to the chain
adjuster lock-nut with the motorcycle on the stand and the
rear wheel lifted off the ground.
• Measure the distance L2 from the seat bolt to the chain
adjuster lock-nut with the motorcycle off the stand and riding
the motorcycle normally in full riding gear.
• Find the sag by subtracting L2 from L1. Standard sag range is
104 mm (4.09 in).
When the sag mea-
sured is:
Less than 104 mm Reduce spring pre-set length by turning
(4.09 in) the spring adjuster nut.
More than 104 mm Increase spring pre-set length by turning
(4.09 in) the spring adjuster nut.
Part No.
62211-37FJ0
62211-37FL0
Adjustment procedure
Spring rate
48 N/mm (4.8 kgf/mm)
51 N/mm (5.1 kgf/mm)
53 N/mm (5.3 kgf/mm)
55 N/mm (5.5 kgf/mm)
56 N/mm (5.6 kgf/mm)
Set-length adjustable range
245 – 263 mm
(9.646 –10.354 in)
L1 L1
L2