YAMAHA YZ450F 2003

Calculate Spring Rates

Rider Weight

This is a recommendation only please consult your manual

Ideal Fork Rate:
kg/mm ( N/mm)
Ideal Shock Rate:
kg/mm ( N/mm)

Bike Details

Stock Fork Spring Rate

0.47

Stock Shock Spring Rate

5.3

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 450 cc

Forks Info

Fork Manufacturer

KYB USD 46 mm OD

Fork Dimensions

Compression Nut Torque
48 in-lb (0.56 kgf-m)
Fork Travel
295 mm

Fork Features

Twin Chamber Fork
No

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
125 mm
Oil Quanity
2 Litres

Fork Spring Information

Standard Preload
7 mm

Shocks Info

Shock Manufacturer

KYB
46 mm ID

Shock Dimensions

Nitrogen Pressure
142 psi
Shock Length (Eye to Eye)
491 mm
Shock Travel
136 mm
Shock Shaft Outer Diameter
16 mm
Standard Sag
103 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
2.5 Weight
Standard Preload
11

Shock Features

Non-rebuildable
No
HiCalibre Fork Springs 41.2 x 460 (Eibach 981)
HiCalibre

HiCalibre Fork Springs 41.2 x 460 (Eibach 981)

41.2mm od x 460mm free length
(SKU: 19-150)
Eibach EMS Moto Fork Springs 41.2 x 462
Eibach Suspension Technology

Eibach EMS Moto Fork Springs 41.2 x 462

41.2mm OD x 462mm Free Length
(SKU: 981)
SKF 46mm KYB Fork Seal & Wiper Set
SKF Sealing

SKF 46mm KYB Fork Seal & Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF46K)
Colour:   Green
Seal Outer Ø D (mm):   58.45
Seal Height H (mm):   8.5
Seal Wiper Outside Ø D1 (mm):   59.00
Seal Wiper Height H1 (mm):   5.8
Fork Inner Tube Ø d (mm):   46.0
$59.95
20 In Stock
Teknik Shock Spring 59/61 x 270
Teknik Motorsport

Teknik Shock Spring 59/61 x 270

59/61mm id x 270mm free length
(SKU: 59_61-270)
Eibach EMS Moto Shock Spring Kit 60.6/63.1 x 270 (59_61-270 20-085)
Eibach Suspension Technology

Eibach EMS Moto Shock Spring Kit 60.6/63.1 x 270 (59_61-270 20-085)

60.6/63.1mm ID x 270mm Free Length
(SKU: 892)
Spring Rate: 7.1 kg/mm
$249.94
Special Order
Shipped 2-3 Days. Stock at Eibach Australia.
Shipped 2-3 Days. Stock at Eibach Australia.
Bump Stop Rubber 16 x 34 x 59
Factory Racing

Bump Stop Rubber 16 x 34 x 59

16mm id x 34mm od x 59mm tall - KYB
(SKU: 22-210-00)
Height H (mm):   59.0
Outside Ø D (mm):   34.0
$22.00
99 In Stock