YAMAHA YZ 80 1996        

Rider Weight in Kilograms:

Ideal Fork Rate: kg/mm

Ideal Shock Rate: kg/mm


Stock Fork Spring Rate: 0.290 kg/mm

Stock Shock Spring Rate: 4.80 kg/mm


Motocross


Minibike


Ideal Rider Weight 41 kg


2 Stroke Engine 80 cc


Shock Preload Collar Spanner

Shock Preload Collar Spanner

93-015-00

$28.60

Shock Oil Seal KYB 14x30x5

Shock Oil Seal KYB 14x30x5

22-412-00

$30.80

Bumper 14x42x55 H KYB

Bumper 14x42x55 H KYB

22-255-00

$49.50

Bladder Cap 46mm Straight

Bladder Cap 46mm Straight

22-160-00

$66.00

Bladder 46 OD x 88 L KYB

Bladder 46 OD x 88 L KYB

22-135-00

$44.00

40 od x 14 id x 26.5 height - OEM KYB

40 od x 14 id x 26.5 height - OEM KYB

22-503-00

$66.00

20-030 Motorcycle Shock Spring
RRP $218.90
19-065 Motorcycle Fork Springs
RRP $207.90
Rebound Check Valve KYB 12mm

Rebound Check Valve KYB 12mm

25-303-00

$44.00

Fork Bleeder Tool Set

Fork Bleeder Tool Set

93-007-00

$110.00


36mm OD

Kayaba (KYB) USD 36mm OD


9 Clicks

Compression Adjuster 9 Clicks


12 Clicks

Rebound Adjuster 12 Clicks


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


260 mm

Fork Travel 260 mm


32.2 mm

Fork Tube Inner Diameter 32.2 mm


36mm id x 20mm height x 1.0mm thick

Inner Bush Dimensions 36mm id x 20mm height x 1.0mm thick


36mm od x 12mm height x 2.0mm thick

Outer Bush Dimensions 36mm od x 12mm height x 2.0mm thick


31.3 mm

Fork Spring Large Outer Diameter 31.3 mm


31.3 mm

Fork Spring Small Outer Diameter 31.3 mm


36.8

Number of Coils 36.8


428 mm

Spring Free Length 428 mm


20.9 mm

Spring Guide Outer Diameter 20.9 mm


0.290 kg/mm

Spring Rate - Measured 0.290 kg/mm


3.66 mm

Spring Wire Diameter 3.66 mm


415 mm

Set Length 415 mm


5 mm

Standard Preload 5 mm


5

Fork Oil Weight 5


90 mm

Fork Oil Level 90 mm


1 Litre

Oil Quantity 1 Litre


40mm ID

Kayaba (KYB) 40mm ID


Yes

Shock Linkage Yes


15 Clicks

Compression Adjuster 15 Clicks


12 Clicks

Rebound Adjuster 12 Clicks


142 psi

Nitrogen Pressure 142 psi


14 mm

Shock Shaft Outer Diameter 14 mm


12 mm

Shock Shaft Outer Diameter at Valve 12 mm


152 mm

Shock Shaft Chrome Length 152 mm


212 mm

Shock Shaft Overall Length 212 mm


M12 x 1.5

Shock Shaft Nut Thread M12 x 1.5


14 mm

Standard Preload 14 mm


85 mm

Standard Sag 85 mm


25 ft lbs (34 NM)

Shaft Nut Torque 25 ft lbs (34 NM)


Red

OEM Spring Colour Red


219 mm

Spring Free Length 219 mm


55.1 mm

Shock Spring Large Inner Diameter 55.1 mm


55.0 mm

Shock Spring Small Inner Diameter 55.0 mm


54.7 mm

Shock Collar Large Outer Diameter 54.7 mm


53.4 mm

Shock Collar Small Outer Diameter 53.4 mm


4.80 kg/mm

Spring Rate - Measured 4.80 kg/mm


0.00111

Slope of Spring Formula 0.00111


0.162

Y Intercept of Spring Formula 0.162