YAMAHA TTR 250 1998        

Rider Weight in Kilograms:

Ideal Fork Rate: kg/mm

Ideal Shock Rate: kg/mm


Stock Fork Spring Rate: 0.420 kg/mm

Stock Shock Spring Rate: 5.70 kg/mm


Trail


Ideal Rider Weight 68 kg


4 Stroke Engine 250 cc


Teflon Shaft Bushing - 14id x 16 x 12

Teflon Shaft Bushing - 14id x 16 x 12

22-070-00

$8.80

Shock Seal Head Assembly 46 x 14 x 30

Shock Seal Head Assembly 46 x 14 x 30

22-501-00

$110.00

Shock Preload Collar Spanner

Shock Preload Collar Spanner

93-015-00

$28.60

Shock Bladder 50 x 90

Shock Bladder 50 x 90

22-108-00

$27.50

Outer Guide Bush 43 x 12 x 2.0

Outer Guide Bush 43 x 12 x 2.0

24-504-00

$38.50

Inner Slide Bush 43 x 20 x 1.0

Inner Slide Bush 43 x 20 x 1.0

24-600-00

$38.50

Fork Bleeder Tool Set

Fork Bleeder Tool Set

93-007-00

$110.00

Bump Stop Rubber 14 x 48 x 56

Bump Stop Rubber 14 x 48 x 56

22-225-00

$49.50

20-051 Motorcycle Shock Spring
RRP $218.90
19-110 Motorcycle Fork Springs
RRP $218.90

Soqi shock


43mm OD

Kayaba (KYB) Conventional 43mm OD


Compression Adjuster

Compression Adjuster


Internal

Top Out Type Internal


25 in-lb (0.29 kgf-m)

Compression Nut Torque 25 in-lb (0.29 kgf-m)


20.0 mm

Fork Cartridge Inner Diameter 20.0 mm


10.0 mm

Fork Rod Outer Diameter 10.0 mm


265 mm

Fork Travel 265 mm


38.3 mm

Fork Tube Inner Diameter 38.3 mm


43mm id x 20mm height x 1.0mm thick

Inner Bush Dimensions 43mm id x 20mm height x 1.0mm thick


43mm od x 12mm height x 2.0mm thick

Outer Bush Dimensions 43mm od x 12mm height x 2.0mm thick


36.2 mm

Fork Spring Large Outer Diameter 36.2 mm


36.0 mm

Fork Spring Small Outer Diameter 36.0 mm


37.3

Number of Coils 37.3


475 mm

Spring Free Length 475 mm


0.420 kg/mm

Spring Rate - Measured 0.420 kg/mm


56 mm

Spring Spacer Length 56 mm


4.75 mm

Spring Wire Diameter 4.75 mm


514 mm

Set Length 514 mm


15 mm

Standard Preload 15 mm


5

Fork Oil Weight 5


110 mm

Fork Oil Level 110 mm


2 Litres

Oil Quantity 2 Litres


46mm ID

Soqi 46mm ID


175 psi

Nitrogen Pressure 175 psi


5 Weight

Shock Oil 5 Weight


107 mm

Shock Travel 107 mm


14 mm

Shock Shaft Outer Diameter 14 mm


12 mm

Shock Shaft Outer Diameter at Valve 12 mm


153 mm

Shock Shaft Chrome Length 153 mm


85 mm

Standard Sag 85 mm


25 ft lbs (34 NM)

Shaft Nut Torque 25 ft lbs (34 NM)


450 mm

Shock Length (Eye to Eye) 450 mm


Yellow

OEM Spring Colour Yellow


250 mm

Spring Free Length 250 mm


62.0 mm

Shock Spring Large Inner Diameter 62.0 mm


61.0 mm

Shock Spring Small Inner Diameter 61.0 mm


59.8 mm

Shock Collar Large Outer Diameter 59.8 mm


60.0 mm

Shock Collar Small Outer Diameter 60.0 mm


250 mm

Spring Maximum Set Length 250 mm


220 mm

Spring Minimum Set Length 220 mm


5.70 kg/mm

Spring Rate - Measured 5.70 kg/mm