Suspension Parts for 2017 YAMAHA YZ450FX Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2017 YAMAHA YZ450FX. 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 2017 YAMAHA YZ450FX.

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

5.8

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 450 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 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: 10
Wheel Travel: 300 mm

Shock Features

Non-rebuildable: No

Shock Spring Information

Spring Rate - Claimed: 57N kg/mm

Shock Comments

: Replace alloy shock collars with steel if binding.

Fitment-Matched Suspension Parts by Category

FORK COMPRESSION ADJUSTER ASSY

36 Parts

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SUSPENSION LOCKNUTS & BUSHES

33 Parts

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TOOLS & LUBRICANTS

43 Parts

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All Fitment-Matched Suspension Parts

Browse All 246 Products for YAMAHA YZ450FX 2017

Zeta Racing Rear Shock Suspension lowering Kit. 46 and 50mm KYB Showa Sachs

DRC Zeta Hardware

Zeta Racing Rear Shock Suspension lowering Kit. 46 and 50mm KYB Showa Sachs

(SKU: ZE56-322)

From $49.95

Colour: Blue
Shock Bore Ø D (mm): 46.0

$49.95
2 In Stock

Colour: Red
Shock Bore Ø D (mm): 50.0

$60.50
2 In Stock

Kayaba (KYB) Genuine Parts Top cap STD YZ 2006-2014 CRF450 2009-2012 KX450F 2008-2010

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Top cap STD YZ 2006-2014 CRF450 2009-2012 KX450F 2008-2010

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110060003901)

$264.84
Coming Soon

Kayaba (KYB) Genuine Parts Free piston spring Front Fork 22N/mm 105mm / 26 dia

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Free piston spring Front Fork 22N/mm 105mm / 26 dia

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110240000401)

$121.34
Coming Soon

Kayaba (KYB) Genuine Parts Free piston spring Front Fork 22N/mm 107mm / 26 dia

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Free piston spring Front Fork 22N/mm 107mm / 26 dia

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110240001001)

$121.34
Coming Soon

Kayaba (KYB) Genuine Parts Spring seat Front Fork steel for spring of free piston

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Spring seat Front Fork steel for spring of free piston

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110250000301)

$7.01
Special Order

Kayaba (KYB) Genuine Parts Piston rod Front Fork compression KX250F 2020- YZF 2010- YZ125 250 2015-

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Piston rod Front Fork compression KX250F 2020- YZF 2010- YZ125 250 2015-

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110330000401)

$141.09
Coming Soon

Fork Inner Cartridge Bare Rebound Piston Rod - YZ250F 2010-2011 2014-2018 & YZ450F 2012-2017

Kayaba (KYB) Genuine Motorcycle Parts

Fork Inner Cartridge Bare Rebound Piston Rod - YZ250F 2010-2011 2014-2018 & YZ450F 2012-2017

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110340003801)

Inside Diameter d (mm): 6.0

Shaft Length / Height H (mm): 397.0

Outside Ø D (mm): 12.5

$185.99
Coming Soon

Fork Inner Tube & Axle Bracket Assembly - Right - YZ250FX 2015-2018 & YZ450FX 2016+

Kayaba (KYB) Genuine Motorcycle Parts

Fork Inner Tube & Axle Bracket Assembly - Right - YZ250FX 2015-2018 & YZ450FX 2016+

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110794800101)

$662.10
Special Order

Fork Inner Tube & Axle Bracket Assembly - Left - YZ250FX 2015-2018 & YZ450FX 2016+

Kayaba (KYB) Genuine Motorcycle Parts

Fork Inner Tube & Axle Bracket Assembly - Left - YZ250FX 2015-2018 & YZ450FX 2016+

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110794800501)

$662.10
Special Order

Fork Inner Tube Bare - YZ250FX 2019+ & YZ450F 2010-2013 *NLA Use 110794809601*

Kayaba (KYB) Genuine Motorcycle Parts

Fork Inner Tube Bare - YZ250FX 2019+ & YZ450F 2010-2013 NLA Use 110794809601

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110794807301)

Colour: Chrome

Fork Inner Tube Ø d (mm): 44.23

Fork Inner Tube Length (mm): 597

Outside Ø D (mm): 48.0

$418.00
Nil Stock

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