Suspension Parts for 2017 YAMAHA YZ250FX Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2017 YAMAHA YZ250FX. 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 YZ250FX.

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

0.45

Stock Shock Spring Rate

5.7

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 250 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

Preload Adjuster: 0 mm Range
Twin Chamber Fork: Yes

Fork Oil

Fork Oil Weight: SAE 2.5
Oil Quanity: 350cc

Fork Spring Information

Spring Rate – Claimed: 0.45
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 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: 56N kg/mm

Shock Comments

: Replace alloy shock collars with steel if binding.

Fitment-Matched Suspension Parts by Category

FORK COMPRESSION ADJUSTER ASSY

37 Parts

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SUSPENSION LOCKNUTS & BUSHES

33 Parts

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TOOLS & LUBRICANTS

44 Parts

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All Fitment-Matched Suspension Parts

Browse All 239 Products for YAMAHA YZ250FX 2017

KYB SSS 3 port Fork Piston Set

Teknik Motorsport

KYB SSS 3 port Fork Piston Set

(SKU: 25-123-01)

$74.95
20 In Stock

Teflon Shaft Bushing - 12.5 x 14.5 x 8

Teknik Motorsport

Teflon Shaft Bushing - 12.5 x 14.5 x 8

12.5mm id x 14.5mm od x 8mm Length
(SKU: 22-064-00)

$2.75
1 In Stock

Teknik Fork Re-Valve Kit – KYB 48 mm AOSS Twin-Chamber

Teknik Motorsport

Teknik Fork Re-Valve Kit – KYB 48 mm AOSS Twin-Chamber

Multi-spec compression valve kit with selectable C-spec
(SKU: 25-033-00)

$295.00
10 In Stock

48mm KYB Fork Seal Set 2pc set , Hi performance seal

Capelli Race

48mm KYB Fork Seal Set 2pc set , Hi performance seal

one pair of oil seals only, for one bike
(SKU: KYB48sealset)

Oil Seal Inside Diameter d (mm): 48.0

Oil Seal Outside Ø D1 (mm): 58.7

Oil Seal Height H (mm): 4.9

$49.95
235 In Stock

KYB Factory Spring collar complete 28mm Factory Aluminium

Kayaba (KYB) Genuine Motorcycle Parts

KYB Factory Spring collar complete 28mm Factory Aluminium

Genuine KYB Factory Race Parts
(SKU: 160190000101)

$102.85
Coming Soon

Oil seal insert 48mm

Kayaba (KYB) Genuine Motorcycle Parts

Oil seal insert 48mm

Original KYB Motorcycle Suspension Tool
(SKU: 000.0653)

$122.69
Special Order

Piston rod clamp 10mm / 12.5mm

Kayaba (KYB) Genuine Motorcycle Parts

Piston rod clamp 10mm / 12.5mm

Original KYB Motorcycle Suspension Tool
(SKU: 000.0655)

$96.80
Special Order

Bearing body rcu collar YZ07- all models

Kayaba (KYB) Genuine Motorcycle Parts

Bearing body rcu collar YZ07- all models

Original KYB Japan Motorcycle Suspension Parts
(SKU: 120010000401)

$17.95
Coming Soon

Compression adjuster rcu YZ450F10,YZ250F 14,WR250F

Kayaba (KYB) Genuine Motorcycle Parts

Compression adjuster rcu YZ450F10,YZ250F 14,WR250F

Original KYB Japan Motorcycle Suspension Parts
(SKU: 120060003601)

$348.96
Special Order

Cylinder comp ff o-ring

Kayaba (KYB) Genuine Motorcycle Parts

Cylinder comp ff o-ring

Original KYB Japan Motorcycle Suspension Parts
(SKU: 110850000101)

$4.86
Coming Soon

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