Suspension Parts for 2006 YAMAHA YZ125 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2006 YAMAHA YZ125. 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 2006 YAMAHA YZ125.

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

0.4

Stock Shock Spring Rate

4.6

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 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: 350cc

Fork Spring Information

Standard Preload: 8 mm

Fork Comments

: Check floating piston for cracking

SHOCKS INFO

Shock Manufacturer

Shock Type: KYB 46 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 494 mm
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

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK COMPRESSION ADJUSTER ASSY

32 Parts

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SHOCK BODY PARTS

20 Parts

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SUSPENSION LOCKNUTS & BUSHES

32 Parts

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TOOLS & LUBRICANTS

44 Parts

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All Fitment-Matched Suspension Parts

Browse All 227 Products for YAMAHA YZ125 2006

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

Eibach EMS Moto Front Fork Spring Kit. 44.0 x 455 KYB 48 USD Yamaha YZ YZF 125 250 450

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 44.0 x 455 KYB 48 USD Yamaha YZ YZF 125 250 450

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 968)

From $249.94

Spring Rate: 0.38 kg/mm

$249.94
2 In Stock

Spring Rate: 0.40 kg/mm

$249.94
3 In Stock

Spring Rate: 0.42 kg/mm

$249.94
2 In Stock

Spring Rate: 0.44 kg/mm

$249.94
1 In Stock

Spring Rate: 0.46 kg/mm

$249.94
2 In Stock

Spring Rate: 0.48 kg/mm

$249.94
3 In Stock

Spring Rate: 0.50 kg/mm

$249.94
3 In Stock

Spring Rate: 0.52 kg/mm

$249.94
1 In Stock

Spring Rate: 0.54 kg/mm

$249.94
2 In Stock

Teflon Shaft Bushing - 18 x 20 x 15

Teknik Motorsport

Teflon Shaft Bushing - 18 x 20 x 15

18mm id x 20mm od x 15mm Length
(SKU: 22-080-00)

$2.75
527 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
252 In Stock

Rear Shock O-Ring Piston KYB 46mm

Kayaba (KYB) Genuine Motorcycle Parts

Rear Shock O-Ring Piston KYB 46mm

OEM KYB Japan Motorcycle Suspension Service Parts
(SKU: 120224600101)

$4.86
Special Order

Spring seat rcu steel, inside low

Kayaba (KYB) Genuine Motorcycle Parts

Spring seat rcu steel, inside low

Original KYB Japan Motorcycle Suspension Parts
(SKU: 120444600201)

$44.36
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

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

DRC ENZO | Fork Base Valve Wrench Jig | KYB AOS | Black

Enzo Racing

DRC ENZO | Fork Base Valve Wrench Jig | KYB AOS | Black

Developed by Enzo Racing
(SKU: ED59-37-201)

$59.99
Nil Stock

DRC ENZO | Fork Outer Clamp/Holder | Quick Release

Enzo Racing

DRC ENZO | Fork Outer Clamp/Holder | Quick Release

Developed by Enzo Racing
(SKU: ED59-37-260)

$185.00
Nil Stock

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