Suspension Parts for 2021 KTM 125 XC-W Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2021 KTM 125 XC-W. 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 2021 KTM 125 XC-W.

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

4.0N

Stock Shock Spring Rate

60-63-66

Bike Type

OFFROAD

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

: WP USD 48 mm OD

Fork Dimensions

Compression Nut Torque: 25 in-lb (0.29 kgf-m)

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 4
Fork Oil Level: 590 cc (580-600 cc) mm
Oil Quanity: 2 Litres required for job

Fork Spring Information

Spring Rate – Claimed: 4.0N
Standard Preload: 3 mm

Fork Comments

: Red adjuter right rebound side. Stock Orange seals produce drag after a few hours use.

SHOCKS INFO

Shock Manufacturer

WP: 46 mm ID

Shock Dimensions

Nitrogen Pressure: 150 psi
Shock Shaft Outer Diameter: 18 mm
Standard Sag: 105-115 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight
Standard Preload: 7-8mm
Wheel Travel: 310 mm

Shock Features

Non-rebuildable: No

Shock Spring Information

Spring Rate - Claimed: 60-63-66 kg/mm

Shock Comments

: Spring Rates from WP official. Shock rate suggestion is progressive mid number.

Fitment-Matched Suspension Parts by Category

FORK REBUILD KITS

6 Parts

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FORK UPGRADE PARTS

8 Parts

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

6 Parts

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FORK SEALS & BUSHES

13 Parts

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SHOCK UPGRADE PARTS

7 Parts

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SHOCK SEAL CASE PARTS

5 Parts

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TOOLS & LUBRICANTS

18 Parts

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All Fitment-Matched Suspension Parts

Browse All 69 Products for KTM 125 XC-W 2021

DRC ENZO | Fork Cap Spinner | WP

DRC Zeta Hardware

DRC ENZO | Fork Cap Spinner | WP

(SKU: ED59-37-320)

$43.00
5 In Stock

48mm WP Fork Dust Wiper 2pc set (Low Friction)

Capelli Race

48mm WP Fork Dust Wiper 2pc set (Low Friction)

(SKU: FS48579.511.52DW.SET)

$49.95
919 In Stock

48mm WP Fork Seal 2pc set (Low Friction)

Capelli Race

48mm WP Fork Seal 2pc set (Low Friction)

(SKU: FS48579.511.52S.SET)

$49.95
750 In Stock

48mm WP Fork Seal and Dust Wiper Set 4pc set (Low Friction)

Capelli Race

48mm WP Fork Seal and Dust Wiper Set 4pc set (Low Friction)

(SKU: FS48579.511.52SET)

$99.90
750 In Stock

48mm WP Fork Seal and Dust Wiper Set 2pc set (Low Friction)

Capelli Race

48mm WP Fork Seal and Dust Wiper Set 2pc set (Low Friction)

(SKU: FS48579.511.52SL)

$49.95
1501 In Stock

48mm WP SKF Mud Scraper

SKF Sealing

48mm WP SKF Mud Scraper

Removable Scraper
(SKU: KIT-MS48WP)

$55.00
1 In Stock

Krooztune WP PDS XPlor Nitrogen Gas Bladder Conversion Kit - 2017-on KTM / Husky / GasGas 85cc Models

Krooztune

Krooztune WP PDS XPlor Nitrogen Gas Bladder Conversion Kit - 2017-on KTM / Husky / GasGas 85cc Models

Proudly made in Australia
(SKU: KT-WPGAS-XPLOR)

Colour: Brown

$199.95
10 In Stock

Krooztune WP XPLOR XACT EXC / XCW Rear Shock Lowering Plate

Krooztune

Krooztune WP XPLOR XACT EXC / XCW Rear Shock Lowering Plate

Proudly made in Australia
(SKU: KT-XPLORDS)

Seat Height Change (mm): -50

$49.95
4 In Stock

Seat Height Change (mm): -20

$49.95
Nil Stock

Seat Height Change (mm): -30

$49.95
Nil Stock

Seat Height Change (mm): -40

$49.95
Nil Stock

Krooztune XPLOR Clamp Tool 6 and 12mm

Krooztune

Krooztune XPLOR Clamp Tool 6 and 12mm

Proudly made in Australia
(SKU: KT-XPLORFF-TL)

$31.96
2 In Stock

Teknik Shock Absorber Piston Bush (46x13.0x1.25) -WP (XPLOR)

Teknik Motorsport

Teknik Shock Absorber Piston Bush (46x13.0x1.25) -WP (XPLOR)

Metal split-ring upgrade for WP 46 mm PDS shocks
(SKU: LFPB-4613125)

Height H (mm): 13.0

Outside Ø D (mm): 46.0

Wall Thickness (mm): 1.25

$34.96
957 In Stock

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