Discover suspension parts guaranteed to fit the 2020 YAMAHA YZ450F. 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 2020 YAMAHA YZ450F.

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 Fork Spring Rate

0.46

Stock Shock Spring Rate

5.81

Bike Type

Ideal Rider Weight

85 kg

Engine Specifications

4 Stroke Engine 449 cc

FORKS INFO

Fork Manufacturer

Fork Type: KYB USD 48 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 300 mm

Fork Features

Twin Chamber Fork: Yes

Fork Oil

Fork Oil Weight: SAE 2.5
Oil Quanity: 360cc

Fork Spring Information

Spring Rate – Claimed: 0.46
Standard Preload: 3 mm

Fork Comments

: Check floating piston for cracking

SHOCKS INFO

Shock Manufacturer

Shock Type: KYB 50 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 30 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 8
Wheel Travel: 300 mm

Shock Features

Non-rebuildable: No

Shock Comments

: Replace alloy shock collars with steel if binding.

Fitment-Matched Suspension Parts by Category

FORK COMPRESSION ADJUSTER ASSY

31 Parts

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SUSPENSION LOCKNUTS & BUSHES

27 Parts

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TOOLS & LUBRICANTS

50 Parts

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All Fitment-Matched Suspension Parts

Browse All 264 Products for YAMAHA YZ450F 2020

Teknik Shock Absorber Piston Bush (50x11.50x1.25) -KYB

Super Low Friction
(SKU: LFPB-50115125)

$25.85
Nil Stock

InnTeck Inner Slide Fork Bush KAYABA 48mm can use KYB 110034800102

KAYABA 48mm 47x49x20
(SKU: SKTE48K)

Inside Diameter d (mm): 47.0

Fork Inner Tube Ø d (mm): 48.0

Height H (mm): 20.0

Outside Ø D (mm): 49.0

Wall Thickness (mm): 1.0

$22.00
Nil Stock

Ohlins YA2094 TTX Flow Shock Rear for Yamaha YZ 450F

Discontinued - Listed for Reference Only
(SKU: YA2094)

Position (Front or Rear): Rear Mono

Shock Length Eye to Eye (mm): 460.0

Spring Rate: No Spring/s Supplied

Type Code: T46PR1C1W

Stroke Metal to Metal (mm): 138.0

Product Family: TTX Flow

Notes: 06310- and 06451-series spring

Fitted Spring: Sold separately, see notes.

$2,999.95
Nil Stock

Ohlins YA2194 TTX Flow DV Shock Rear for Yamaha YZ 450F

Discontinued - Listed for Reference Only
(SKU: YA2194)

Position (Front or Rear): Rear Mono

Shock Length Eye to Eye (mm): 460.0

Spring Rate: No Spring/s Supplied

Type Code: T46PR1C2W

Stroke Metal to Metal (mm): 137.0

Product Family: TTX Flow DV

Notes: 06310- and 06451-series spring

Fitted Spring: Sold separately, see notes.

$1,649.95
Nil Stock

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Suspension Parts for YAMAHA YZ450F 2020 – Shocks, Forks & Upgrades

Bike-Specific Suspension Specifications & Setup Information

CALCULATE SPRING RATES

BIKE DETAILS

FORKS INFO

Fork Manufacturer

Fork Dimensions

Fork Features

Fork Oil

Fork Spring Information

Fork Comments

SHOCKS INFO

Shock Manufacturer

Shock Dimensions

Shock Features

Shock Comments

Fitment-Matched Suspension Parts by Category

All Fitment-Matched Suspension Parts

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Terms & Conditions

Privacy Policy

1. WHAT WE COLLECT

2. WHAT WE DO WITH THE INFORMATION WE GATHER

3. SECURITY

4. HOW WE USE COOKIES

5. CONTROLLING YOUR PERSONAL INFORMATION