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YAMAHA YZF-R1 2003

Ideal Fork Rate:
kg/mm
Ideal Shock Rate:
kg/mm
Stock Fork Spring Rate
0.816
Stock Shock Spring Rate
8.8
Bike Type
SUPERBIKE
Ideal Rider Weight
75 kg
Engine Specifications
4 Stroke Engine 998 cc
Forks

Fork Manufacturer

KYB USD 43 mm OD

Fork Dimensions

Compression Nut Torque
30 in-lb (0.35 kgf-m)
Fork Travel
135 mm
Front Sag
32 mm

Fork Features

Preload Adjuster
15 mm Range

Fork Oil

Fork Oil Weight
5 Weight
Fork Oil Level
110 mm
Oil Quanity
2

Fork Spring Information

Standard Preload
15 mm
Shocks

Shock Manufacturer

Soqi
40 mm ID

Shock Dimensions

Nitrogen Pressure
200 psi
Shock Length (Eye to Eye)
300 mm
Shock Travel
69.3 mm
Shock Shaft Outer Diameter
14 mm
Standard Sag
32 mm
Shaft Nut Torque
25 ft lbs (34 NM)
Shock Oil
5 Weight
Standard Preload
14
Wheel Travel
130 mm

Shock Comments

Shock must be disassembled to install 25-304-00 preload adjuster kit. Reservoir cap 22-169-00 recommended.
Forks

Fork Manufacturer

KYB USD 43 mm OD

Fork Dimensions

Compression Nut Torque
30 in-lb (0.35 kgf-m)
Fork Travel
135 mm
Front Sag
32 mm

Fork Features

Preload Adjuster
15 mm Range

Fork Oil

Fork Oil Weight
5 Weight
Fork Oil Level
110 mm
Oil Quanity
2

Fork Spring Information

Standard Preload
15 mm
Shocks

Shock Manufacturer

Soqi
40 mm ID

Shock Dimensions

Nitrogen Pressure
200 psi
Shock Length (Eye to Eye)
300 mm
Shock Travel
69.3 mm
Shock Shaft Outer Diameter
14 mm
Standard Sag
32 mm
Shaft Nut Torque
25 ft lbs (34 NM)
Shock Oil
5 Weight
Standard Preload
14
Wheel Travel
130 mm

Shock Comments

Shock must be disassembled to install 25-304-00 preload adjuster kit. Reservoir cap 22-169-00 recommended.