Suspension Parts for 2003 YAMAHA WR450F Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2003 YAMAHA WR450F. Every product in this category has been validated against year-specific fork and shock specifications to ensure true compatibility.
You’ll find fork components, shock parts, shims, upgrade kits, complete suspension systems, chassis components, and the tools and fluids required for accurate servicing - all aligned with the suspension setup of the 2003 YAMAHA WR450F.

Use this page as a reliable reference when maintaining, rebuilding, or upgrading your bike’s suspension.

Bike-Specific Suspension Specifications & Setup Information

CALCULATE SPRING RATES

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 Shock Spring Rate

5

Bike Type

OFFROAD

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 450 cc

FORKS INFO

Fork Manufacturer

Fork Type: KYB USD 46 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 279 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 5
Fork Oil Level: 120 mm

Fork Spring Information

Standard Preload: 8 mm

SHOCKS INFO

Shock Manufacturer

Shock Type: KYB 46 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 485 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: 14

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK COMPRESSION ADJUSTER ASSY

13 Parts

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SHOCK SEAL CASE PARTS

14 Parts

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SHOCK SHAFT PARTS

15 Parts

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SHOCK BODY PARTS

17 Parts

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SUSPENSION LOCKNUTS & BUSHES

18 Parts

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TOOLS & LUBRICANTS

31 Parts

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All Fitment-Matched Suspension Parts

Browse All 126 Products for YAMAHA WR450F 2003

SDI Nitrogen Pressure Gauge Compact

Suspension Direct International (SDI)

SDI Nitrogen Pressure Gauge Compact

Motorcycle Suspension Tools
(SKU: SDTPSI)

$242.00
Nil Stock

SDI Shock Absorber Compression Adjuster Spring and Seat Long

Suspension Direct International (SDI)

SDI Shock Absorber Compression Adjuster Spring and Seat Long

(SKU: SDEHSAL)

$85.95
Special Order

Shock Seal Head Brass Bullet 5Pc Kit

Techtool

Shock Seal Head Brass Bullet 5Pc Kit

12.5x10 | 14x12 | 16x12 | 18x12 | 18x16 mm
(SKU: 93-031-00)

$76.95
Coming Soon

Spring seat rcu steel, inside low

Kayaba (KYB) Genuine Motorcycle Parts

Spring seat rcu steel, inside low

Original KYB Japan Motorcycle Suspension Parts
(SKU: 120444600201)

$44.36
Coming Soon

Valve stopper rcu YZ125

Kayaba (KYB) Genuine Motorcycle Parts

Valve stopper rcu YZ125

Original KYB Japan Motorcycle Suspension Parts
(SKU: 120190000301)

$17.20
Coming Soon

Teknik Shock Absorber Piston Bush 46x11.50x1.20 -KYB / OHLINS TTX FLOW

Teknik Motorsport

Teknik Shock Absorber Piston Bush 46x11.50x1.20 -KYB / OHLINS TTX FLOW

Super Low Friction
(SKU: LFPB-46115120)

$30.80
Nil Stock

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