Suspension Parts for 2006 KTM 125 SX Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2006 KTM 125 SX. 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 KTM 125 SX.

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

0.41

Stock Shock Spring Rate

66N

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

Fork Type: WP USD 48 mm OD

Fork Dimensions

Compression Nut Torque: 25 in-lb (0.29 kgf-m)
Fork Travel: 283 mm

Fork Features

Preload Adjuster: 10 mm Range
Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 5
Fork Oil Level: 120 mm

Fork Spring Information

Standard Preload: 15 mm

Fork Comments

: Measure oil volume - not oil level.

SHOCKS INFO

Shock Manufacturer

Shock Type: WP 50 mm ID

Shock Dimensions

Nitrogen Pressure: 150 psi
Shock Travel: 100 mm
Shock Shaft Outer Diameter: 18 mm
Standard Sag: 113-118 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight
Standard Preload: 6

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK REBUILD KITS

6 Parts

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FORK SEALS & BUSHES

14 Parts

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SHOCK SEAL CASE PARTS

6 Parts

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TOOLS & LUBRICANTS

25 Parts

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All Fitment-Matched Suspension Parts

Browse All 66 Products for KTM 125 SX 2006

ZETA GAS VALVE FOR REAR SUSPENSION

DRC Zeta Hardware

ZETA GAS VALVE FOR REAR SUSPENSION

(SKU: ZE56-510)

From $82.50

Bladder Cap Style: Dent

$82.50
4 In Stock

Bladder Cap Style: Flat

$82.50
4 In Stock

Bladder Cap Style: Dent

$82.50
3 In Stock

Bladder Cap Style: Flat

$82.50
2 In Stock

Xtrig Preload Adjuster KTM for PDS-system

XTRIG

Xtrig Preload Adjuster KTM for PDS-system

Quickly adjust shock spring preload
(SKU: 10500000)

Thread Size: M56 x 1.0

$305.00
Special Order

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 1L

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 1L

Original KYB Suspension Lubricants
(SKU: 130010010101)

Pack Size: 1 L Pack

$47.29
Nil Stock

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 5L

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 5L

Original KYB Suspension Lubricants
(SKU: 130010050101)

Pack Size: 5 L Bottle

$218.48
Nil Stock

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 200L

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Front Fork KYB Oil 01M 200L

Original KYB Suspension Lubricants
(SKU: 130012000101)

Pack Size: 200 L Drum

$6,250.20
Special Order

K-Tech Shock Absorber Reservoir Bladder Conversion WP 54mm (PDS & Link Bikes 2011-2015)

K-Tech

K-Tech Shock Absorber Reservoir Bladder Conversion WP 54mm (PDS & Link Bikes 2011-2015)

(SKU: 211-900-115)

$179.95
Special Order

WP 18mm id Dust Wiper (50180606)

WP Genuine Parts

WP 18mm id Dust Wiper (50180606)

WP 46 and 50mm Shock
(SKU: 22-445-00)

Inside Diameter d (mm): 18.0

Height H (mm): 5.5

Outside Diameter d (mm): 30.0

$32.95
Nil Stock

WP Compression Adjuster Tap Assembly

WP Genuine Parts

WP Compression Adjuster Tap Assembly

(SKU: 24-022-22)

$79.99
Nil Stock

Outer Guide Bush 48 x 12 x 2.0 Aftermarket

Teknik Motorsport

Outer Guide Bush 48 x 12 x 2.0 Aftermarket

48mm id x 12mm tall x 2.0mm thick
(SKU: 24-580-01)

Inside Diameter d (mm): 48.0

Fork Inner Tube Ø d (mm): 48.0

Height H (mm): 12.0

Outside Ø D (mm): 52.0

Wall Thickness (mm): 2.0

$6.60
Nil Stock

DRC FORK CAP WRENCH PRO | WP | 50mm ORANGE

Enzo Racing

DRC FORK CAP WRENCH PRO | WP | 50mm ORANGE

Developed by Enzo Racing
(SKU: D59-37-172)

$45.00
Nil Stock

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