Suspension Parts for 2025 HUSQVARNA FS450 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2025 HUSQVARNA FS450. 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 2025 HUSQVARNA FS450.

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

Bike Type

MOTARD

Ideal Rider Weight

85 kg

Engine Specifications

4 Stroke Engine 449.9 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: 285 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 4
Oil Quanity: 380cc Cartridge. 200cc in each outer. 180/240 min/max

Fork Comments

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

SHOCKS INFO

Shock Manufacturer

Shock Type: WP 50 mm ID

Shock Dimensions

Nitrogen Pressure: 150 psi
Shock Travel: 110 mm
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: 266 mm

Shock Features

Non-rebuildable: No

Shock Comments

: Check piston band for cracking

Fitment-Matched Suspension Parts by Category

FORK REBUILD KITS

6 Parts

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FORK UPGRADE PARTS

6 Parts

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FORK SEALS & BUSHES

13 Parts

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SHOCK SEAL CASE PARTS

6 Parts

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TOOLS & LUBRICANTS

15 Parts

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All Fitment-Matched Suspension Parts

Browse All 60 Products for HUSQVARNA FS450 2025

WP Regas Valve (M5x0.8 Schrader)

Teknik Motorsport

WP Regas Valve (M5x0.8 Schrader)

Suits WP Shocks
(SKU: 22-600-09)

$30.80
469 In Stock

Xtrig Holeshot 59mm WP 48mm USD OEM Fork

XTRIG

Xtrig Holeshot 59mm WP 48mm USD OEM Fork

Holeshot with one snap-in position
(SKU: 70100008)

Colour: X-Trig Brown

$160.00
10 In Stock

Xtrig Holeshot HiLo 59mm WP 48mm USD OEM Fork

XTRIG

Xtrig Holeshot HiLo 59mm WP 48mm USD OEM Fork

Holeshot with two locking positions
(SKU: 70100017)

Colour: X-Trig Brown

$190.00
2 In Stock

Eibach EMS Moto Front Fork Spring Kit. 1.08 kg/mm 44.00 x 657 WP Air to Spring Conversions

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 1.08 kg/mm 44.00 x 657 WP Air to Spring Conversions

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 928)

From $249.94

Spring Rate: 0.96 kg/mm

$249.94
Special Order

Not Stocked at Eibach Australia. 3 weeks delivery.

Not Stocked at Eibach Australia. 3 weeks delivery.

Spring Rate: 0.92 kg/mm

$249.94
Special Order

Spring Rate: 0.88 kg/mm

$249.94
Special Order

Spring Rate: 0.84 kg/mm

$249.94
Special Order

Spring Rate: 0.80 kg/mm

$249.94
Special Order

HiCalibre Fork Spring 43.5 x 663 - Single (Eibach 964) WP Spring Conversions

HiCalibre

HiCalibre Fork Spring 43.5 x 663 - Single (Eibach 964) WP Spring Conversions

Proudly made in the USA
(SKU: 19-173)

From $245.00

Spring Rate: 1.00 kg/mm

$245.00
Special Order

SPECIAL ORDER Item from USA. 4-6 weeks delivery

SPECIAL ORDER Item from USA. 4-6 weeks delivery

Spring Rate: 1.02 kg/mm

$245.00
Special Order

Spring Rate: 1.04 kg/mm

$245.00
Special Order

Spring Rate: 0.76 kg/mm

$245.00
Special Order

Spring Rate: 0.86 kg/mm

$245.00
Special Order

Spring Rate: 0.84 kg/mm

$245.00
Special Order

Spring Rate: 0.88 kg/mm

$245.00
Special Order

Spring Rate: 0.92 kg/mm

$245.00
Special Order

Spring Rate: 0.96 kg/mm

$245.00
Special Order

Spring Rate: 0.98 kg/mm

$245.00
Special Order

Spring Rate: 1.10 kg/mm

$245.00
Special Order

Spring Rate: 0.80 kg/mm

$245.00
Special Order

Bump Stop Rubber 18 x 57 x 46 (WP 5018 1100)

Teknik Motorsport

Bump Stop Rubber 18 x 57 x 46 (WP 5018 1100)

18mm id x 57mm od x 46mm tall - WP Late Linkage
(SKU: 22-287-01)

Height H (mm): 46.0

Outside Ø D (mm): 57.0

$22.00
492 In Stock

Teflon Shaft Bushing - 18 x 20 x 12

Teknik Motorsport

Teflon Shaft Bushing - 18 x 20 x 12

18mm id x 20mm od x 12mm Length
(SKU: 22-080-01)

$2.75
396 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
227 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
454 In Stock

All Balls Rear Shock Seal Kit - KTM 250/350/450 SXF 11-12

All Balls

All Balls Rear Shock Seal Kit - KTM 250/350/450 SXF 11-12

18 50 accepts top out spring 53x1.75 round
(SKU: 37-1127)

Shock Bore Ø D (mm): 50.0

Shock Shaft Ø D (mm): 18.0

$95.00
Special Order

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