YAMAHA YZ250X 2023

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

CHASSIS PARTS

2 Parts

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FACTORY RACING KIT SUSPENSION

3 Parts

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FORK REBUILD KITS

2 Parts

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FORK UPGRADE PARTS

14 Parts

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FORK SPRINGS
Ideal Fork Rate for kg: kg/mm ( N/mm)

9 Parts

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FORK CARTRIDGE ASSEMBLY PARTS

7 Parts

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FORK SEALS & BUSHES

17 Parts

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FORK COMPRESSION ADJUSTER ASSY

10 Parts

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FORK CARTRIDGE ROD PARTS

1 Parts

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FORK UPPER & LOWER TUBE PARTS

3 Parts

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FORK O-RINGS

5 Parts

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SHOCK REBUILD KITS

1 Parts

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SHOCK UPGRADE PARTS

8 Parts

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SHOCK SPRINGS
Ideal Spring Rate for kg: kg/mm ( N/mm)

2 Parts

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SHOCK SPRING RETAINERS /BUMPERS

3 Parts

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SHOCK BLADDER PARTS

6 Parts

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SHOCK SEAL CASE PARTS

9 Parts

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SHOCK SHAFT PARTS

8 Parts

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SHOCK BODY PARTS

9 Parts

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SHOCK PISTON PARTS

5 Parts

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SHOCK COMP ADJUSTER PARTS

1 Parts

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SUSPENSION LOCKNUTS & BUSHES

13 Parts

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PERFORMANCE COATINGS

1 Parts

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TOOLS & LUBRICANTS

42 Parts

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