Suspension Parts for 2025 YAMAHA YZ250X Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2025 YAMAHA YZ250X. 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 2025 YAMAHA YZ250X.

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

0.43

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 249 cc

FORKS INFO

Fork Manufacturer

: 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
Fork Oil Level: 350cc mm
Oil Quanity: 2 Litres

Fork Spring Information

Standard Preload: 7 mm

Fork Comments

: Check floating piston for cracking

SHOCKS INFO

Shock Manufacturer

KYB: 46 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Shaft Outer Diameter: 18 mm
Standard Sag: 103 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 24
Wheel Travel: 315 mm

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK UPGRADE PARTS

14 Parts

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FORK SEALS & BUSHES

17 Parts

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FORK COMPRESSION ADJUSTER ASSY

10 Parts

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SUSPENSION LOCKNUTS & BUSHES

13 Parts

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TOOLS & LUBRICANTS

42 Parts

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All Fitment-Matched Suspension Parts

Browse All 138 Products for YAMAHA YZ250X 2025

Fork Seal Driver - 48mm

Techtool

Fork Seal Driver - 48mm

See Part # 93-009-00 for complete set
(SKU: 93-009-50)

$87.95
22 In Stock

KYB Inner Fork Cap Tool

Teknik Tools

KYB Inner Fork Cap Tool

(SKU: 93-023-00)

$41.25
7 In Stock

18 x 12mm Shock Seal Head Bullet

Teknik Tools

18 x 12mm Shock Seal Head Bullet

Motorcycle Suspension Tools
(SKU: 93-026-00)

$19.95
21 In Stock

Shock Seal Head Bullet 5Pc Kit

Techtool

Shock Seal Head Bullet 5Pc Kit

Shock Seal Head Bullet 5pc Kit
(SKU: 93-031-00)

$76.95
18 In Stock

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

Techtool

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

For KYB, Showa & WP Twin or Open Chamber Forks
(SKU: 93-032-00)

$220.00
18 In Stock

Shock Bushing Driver Set

Techtool

Shock Bushing Driver Set

(SKU: 93-118-00)

$33.00
8 In Stock

Eibach EMS Moto Front Fork Spring Kit. 43.7 x 499 (43.5-497) Yamaha YZF WR 2018 on *Discontinued** use 904 series

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 43.7 x 499 (43.5-497) Yamaha YZF WR 2018 on *Discontinued** use 904 series

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 963)

spring rate: 0.42 kg/mm

$249.94
Nil Stock

spring rate: 0.54 kg/mm

$249.94
Nil Stock

spring rate: 0.56 kg/mm

$249.94
1 In Stock

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Zeta Hardware

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Fork Seal Driver Tool Set
(SKU: D59-26-005)

$139.99
5 In Stock

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

DRC Zeta Hardware

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

Shock seal Bullet set -14x12 16x12 18x12
(SKU: D59-37-135)

$49.50
4 In Stock

DRC FORK CAP WRENCH PRO | KYB | 49mm BLUE

Enzo Racing

DRC FORK CAP WRENCH PRO | KYB | 49mm BLUE

Developed by Enzo Racing
(SKU: D59-37-170)

$45.00
8 In Stock

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