Suspension Parts for 2026 KAWASAKI KX450X Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2026 KAWASAKI KX450X. 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 2026 KAWASAKI KX450X.

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 Shock Spring Rate

5.2N/mm

Bike Type

OFFROAD

Ideal Rider Weight

75 kg

FORKS INFO

Fork Manufacturer

Fork Type: Showa USD 49 mm OD

Fork Dimensions

Compression Nut Torque: 24 in-lb (0.29 kgf-m)
Fork Travel: 305 mm

Fork Features

Twin Chamber Fork: Yes

Fork Oil

Fork Oil Weight: SAE 5

Fork Spring Information

Spring Rate – Claimed: 4.8N/mm

SHOCKS INFO

Shock Manufacturer

Shock Type: Showa 50 mm ID

Shock Dimensions

Nitrogen Pressure: 175 psi
Shock Length (Eye to Eye): 475 mm
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 100 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight
Standard Preload: 8
Wheel Travel: 305 mm

Shock Features

Non-rebuildable: No

Shock Spring Information

Spring Rate - Claimed: 5.2N/mm kg/mm

Shock Comments

: 100mm Rider Sag is Critical

Fitment-Matched Suspension Parts by Category

CHASSIS PARTS

8 Parts

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FACTORY RACING KIT SUSPENSION

4 Parts

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FORK & SHOCK UPGRADE PACKS

3 Parts

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FORK UPGRADE PARTS

9 Parts

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

7 Parts

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FORK CARTRIDGE ASSEMBLY PARTS

9 Parts

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FORK SEALS & BUSHES

16 Parts

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FORK COMPRESSION ADJUSTER ASSY

25 Parts

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FORK CARTRIDGE ROD PARTS

13 Parts

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FORK UPPER & LOWER TUBE PARTS

9 Parts

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FORK O-RINGS

9 Parts

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SHOCK UPGRADE PARTS

5 Parts

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SHOCK SPRINGS
Ideal Spring Rate for kg: kg/mm ( N/mm)

5 Parts

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SHOCK SPRING RETAINERS /BUMPERS

3 Parts

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SHOCK BLADDER PARTS

6 Parts

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SHOCK SEAL CASE PARTS

19 Parts

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SHOCK SHAFT PARTS

10 Parts

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SHOCK BODY PARTS

7 Parts

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SHOCK PISTON PARTS

3 Parts

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SUSPENSION LOCKNUTS & BUSHES

21 Parts

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PERFORMANCE COATINGS

4 Parts

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TOOLS & LUBRICANTS

21 Parts

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All Fitment-Matched Suspension Parts

Browse All 179 Products for KAWASAKI KX450X 2026

Teknik Shock Spring 64/66 x 240 (Eibach 881)

Teknik Motorsport

Teknik Shock Spring 64/66 x 240 (Eibach 881)

Made in The Netherlands to ISO 9001
(SKU: 64_66-240)

From $235.00

Spring Rate: 44.0 N/mm
Spring Colour: White

$235.00

Notify Me

Spring Rate: 46.0 N/mm
Spring Colour: White

$235.00

Spring Rate: 48.0 N/mm
Spring Colour: White

$235.00
55 In Stock

Spring Rate: 50.0 N/mm
Spring Colour: White

$235.00
37 In Stock

Spring Rate: 52.0 N/mm
Spring Colour: White

$235.00
54 In Stock

Spring Rate: 54.0 N/mm
Spring Colour: White

$235.00
19 In Stock

Spring Rate: 56.0 N/mm
Spring Colour: White

$235.00

Spring Rate: 58.0 N/mm
Spring Colour: White

$235.00

Spring Rate: 60.0 N/mm
Spring Colour: White

$235.00

Spring Rate: 62.0 N/mm
Spring Colour: White

$235.00

Spring Rate: 64.0 N/mm
Spring Colour: White

$235.00

HiCalibre Fork Springs 44.8 x 470 Common Fitment 49 SHOWA USD

HiCalibre

HiCalibre Fork Springs 44.8 x 470 Common Fitment 49 SHOWA USD

Proudly made in the USA
(SKU: 19-220)

From $245.00

Spring Rate: 0.38 kg/mm

$245.00
2 In Stock

Spring Rate: 0.40 kg/mm

$245.00
2 In Stock

Spring Rate: 0.42 kg/mm

$245.00
2 In Stock

Spring Rate: 0.43 kg/mm

$245.00
Special Order

Spring Rate: 0.44 kg/mm

$245.00
1 In Stock

Spring Rate: 0.45 kg/mm

$245.00
Special Order

Spring Rate: 0.46 kg/mm

$245.00
1 In Stock

Spring Rate: 0.48 kg/mm

$245.00
3 In Stock

Spring Rate: 0.50 kg/mm

$245.00
2 In Stock

Spring Rate: 0.58 kg/mm

$245.00
Special Order

Spring Rate: 0.52 kg/mm

$245.00
Special Order

Spring Rate: 0.54 kg/mm

$245.00
1 In Stock

Spring Rate: 0.56 kg/mm

$245.00
Special Order

Spring Rate: 0.70 kg/mm

$245.00
Special Order

Spring Rate: 0.68 kg/mm

$245.00
Special Order

Spring Rate: 0.66 kg/mm

$245.00
Special Order

Spring Rate: 0.64 kg/mm

$245.00
2 In Stock

Spring Rate: 0.62 kg/mm

$245.00
2 In Stock

Spring Rate: 0.60 kg/mm

$245.00
Special Order

HiCalibre Shock Spring 63.5/65.5 x 258 (Eibach 897) Common fitment KX450 YZ450F 50mm KYB

HiCalibre

HiCalibre Shock Spring 63.5/65.5 x 258 (Eibach 897) Common fitment KX450 YZ450F 50mm KYB

Proudly made in the USA
(SKU: 20-115)

From $245.00

Spring Rate: 3.6 kg/mm
Spring Colour: Black or White

$345.00
1 In Stock

Spring Rate: 3.8 kg/mm
Spring Colour: Black or White

$345.00
Special Order

Spring Rate: 4.0 kg/mm
Spring Colour: Black or White

$345.00
Special Order

Spring Rate: 4.2 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 4.4 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 4.6 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 4.8 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 5.0 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 5.2 kg/mm
Spring Colour: Black or White

$245.00
1 In Stock

Spring Rate: 5.4 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 5.6 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 5.8 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 6.0 kg/mm
Spring Colour: Black or White

$245.00
1 In Stock

Spring Rate: 6.2 kg/mm
Spring Colour: Black or White

$245.00
Coming Soon

Spring Rate: 6.4 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 6.6 kg/mm
Spring Colour: Black or White

$245.00
1 In Stock

Spring Rate: 6.8 kg/mm
Spring Colour: Black or White

$345.00
10 In Stock

Spring Rate: 7.0 kg/mm
Spring Colour: Black or White

$345.00
Special Order

Spring Rate: 7.2 kg/mm
Spring Colour: Black or White

$345.00
1 In Stock

16 x 12mm Shock Seal Head Bullet

Teknik Motorsport

16 x 12mm Shock Seal Head Bullet

Motorcycle Suspension Tools
(SKU: 93-025-00)

$19.95
47 In Stock

4 In 1 Fork Cap Spanner Showa KYB WP 46 47 48 49 USD

Teknik Motorsport

4 In 1 Fork Cap Spanner Showa KYB WP 46 47 48 49 USD

Showa small - Showa large - KYB - WP
(SKU: 93-003-01)

$47.30
7 In Stock

49mm SHOWA SKF Mud Scraper

SKF Sealing

49mm SHOWA SKF Mud Scraper

Removable Scraper
(SKU: KIT-MS49S)

$66.00
1 In Stock

All Balls Rear Shock Seal Kit -CRF250/450 2002-09

All Balls

All Balls Rear Shock Seal Kit -CRF250/450 2002-09

16 50 accepts top out spring 50x2 round
(SKU: 37-1126)

Shock Bore Ø D (mm): 50.0

Shock Shaft Ø D (mm): 16.0

$95.00
3 In Stock

DRC ENZO | Fork Base Valve Wrench Jig | SHOWA AOS | Red

Enzo Racing

DRC ENZO | Fork Base Valve Wrench Jig | SHOWA AOS | Red

Developed by Enzo Racing
(SKU: ED59-37-203)

$59.99
7 In Stock

DRC ENZO | Fork Bracket Holder | 20/22/25/26/27mm Axle Sizes

Enzo Racing

DRC ENZO | Fork Bracket Holder | 20/22/25/26/27mm Axle Sizes

Co-developed product with Enzo Racing
(SKU: ED59-37-240)

$65.00
17 In Stock

DRC ENZO | Fork Cap Spinner | KYB/SHOWA

Enzo Racing

DRC ENZO | Fork Cap Spinner | KYB/SHOWA

Developed by Enzo Racing
(SKU: ED59-37-310)

$43.00
3 In Stock

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