Suspension Parts for 2008 KTM 125 SX Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2008 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 2008 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

63N

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: Yes

Fork Oil

Fork Oil Weight: SAE 5
Oil Quanity: 360cc

Fork Spring Information

Standard Preload: 15 mm

Fork Comments

: We suggest 22-25 psi bladder pressure

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

Shock Comments

: Longer shock than 2000-2007. Ratio change. New alloy body. New DCC on offroad models and the first alloy metering needle.

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

14 Parts

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TOOLS & LUBRICANTS

29 Parts

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All Fitment-Matched Suspension Parts

Browse All 71 Products for KTM 125 SX 2008

WP Rebound Adjuster - Late PDS

WP Genuine Parts

WP Rebound Adjuster - Late PDS

(SKU: 22-010-18)

$55.00
Nil Stock

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

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

Twin Chamber Fork Shaft Holder Tool

Teknik Tools

Twin Chamber Fork Shaft Holder Tool

(SKU: 93-017-00)

$33.00
Special Order

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

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

48mm WP SKF Mud Scraper

SKF Sealing

48mm WP SKF Mud Scraper

Removable Scraper
(SKU: KIT-MS48WP)

$66.00
Special Order

SKF WP PDS Shock Seal Case Assembly 50 x 18 x 15

SKF Sealing

SKF WP PDS Shock Seal Case Assembly 50 x 18 x 15

50mm od x 18mm id x 15mm tall - WP PDS Non-Link
(SKU: SH2-WP1850P)

Shock Bore Ø D (mm): 50.0

Shock Shaft Ø D (mm): 18.0

Height H (mm): 15.0

$87.95
Special Order

SKF WP Shock Floating Piston

SKF Sealing

SKF WP Shock Floating Piston

(SKU: SKF-FP-WP52)

$110.00
Nil Stock

InnTeck Inner Slide Fork Bush WP 48mm **can use 110034800102 **

Innteck

InnTeck Inner Slide Fork Bush WP 48mm can use 110034800102

WP 48mm 47x49x20
(SKU: SKTE48W)

Inside Diameter d (mm): 47.0

Fork Inner Tube Ø d (mm): 48.0

Height H (mm): 20.0

Outside Ø D (mm): 49.0

Wall Thickness (mm): 1.0

$22.00
Nil Stock

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