Suspension Parts for 1998 KTM 620 Super Comp Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1998 KTM 620 Super Comp. 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 1998 KTM 620 Super Comp.

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

0.44

Bike Type

MX

Ideal Rider Weight

70 kg

Engine Specifications

4 Stroke Engine 620 cc

FORKS INFO

Fork Manufacturer

: WP Conventional 50 mm OD

Fork Dimensions

Compression Nut Torque: 25 in-lb (0.29 kgf-m)
Fork Travel: 300 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 7.5
Fork Oil Level: 150 mm
Oil Quanity: 2 Litres

Fork Spring Information

Standard Preload: 15 mm

Fork Comments

: Left Leg Compression Right Leg Rebound

SHOCKS INFO

Shock Manufacturer

WP: 46 mm ID

Shock Dimensions

Nitrogen Pressure: 150 psi
Shock Length (Eye to Eye): 410 mm
Shock Travel: 111 mm
Shock Shaft Outer Diameter: 14 mm
Standard Sag: 85 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight

Shock Features

Non-rebuildable: No

Shock Comments

: Compression adjuster is opposite (Counterclockwise is stiffer).

Fitment-Matched Suspension Parts by Category

CHASSIS PARTS

1 Parts

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

1 Parts

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FORK SEALS & BUSHES

1 Parts

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SHOCK UPGRADE PARTS

1 Parts

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

1 Parts

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SHOCK SPRING RETAINERS /BUMPERS

1 Parts

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SHOCK BLADDER PARTS

3 Parts

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SHOCK SEAL CASE PARTS

2 Parts

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SHOCK PISTON PARTS

1 Parts

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SUSPENSION LOCKNUTS & BUSHES

1 Parts

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TOOLS & LUBRICANTS

9 Parts

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All Fitment-Matched Suspension Parts

Browse All 20 Products for KTM 620 Super Comp 1998

HiCalibre Shock Spring 59 x 250 Common Fitment KTM 620 640 LC4

HiCalibre

HiCalibre Shock Spring 59 x 250 Common Fitment KTM 620 640 LC4

Proudly made in the USA
(SKU: 20-075)

Colour: Black or White
spring rate: 10.5 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 11.6 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 12.6 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 13.4 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 14.4 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 15.2 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 16.2 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 17.0 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 3.6 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 4.4 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 4.8 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 5.0 kg/mm

$295.00
4 In Stock

Colour: Black or White
spring rate: 5.2 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 5.4 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 5.6 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 5.8 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 6.0 kg/mm

$295.00
2 In Stock

Colour: Black or White
spring rate: 6.2 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 6.4 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 6.6 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 6.8 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 7.0 kg/mm

$245.00
2 In Stock

Colour: Black or White
spring rate: 7.2 kg/mm

$245.00
Special Order

Colour: Black or White
spring rate: 7.5 kg/mm

$245.00
Special Order

Colour: Black or White
spring rate: 8.0 kg/mm

$245.00
Special Order

Colour: Black or White
spring rate: 8.5 kg/mm

$245.00
Special Order

Colour: Black or White
spring rate: 9.0 kg/mm

$245.00
Special Order

Colour: Black or White
spring rate: 10.0 kg/mm

$295.00
Special Order

Colour: Black or White
spring rate: 9.5 kg/mm

$245.00
Special Order

Teflon Shaft Bushing - 14 x 16 x 15

Teknik Motorsport

Teflon Shaft Bushing - 14 x 16 x 15

14mm id x 16mm od x 15mm Length
(SKU: 22-072-00)

$2.75
840 In Stock

Bump Stop Rubber 14 x 43 x 39

Teknik Motorsport

Bump Stop Rubber 14 x 43 x 39

14mm id x 43mm od x 39mm tall - Showa
(SKU: 22-200-00)

Shock Shaft Ø D (mm): 14.0

Height H (mm): 39.0

Outside Ø D (mm): 43.0

$22.00
210 In Stock

Shock Oil Seal Quad Ring 14 x 2.62 Suits Ohlins and WP

Capelli Race

Shock Oil Seal Quad Ring 14 x 2.62 Suits Ohlins and WP

14mm id x 2.62mm thick - Quad Ring
(SKU: 22-403-00)

$18.98
33 In Stock

Nitrogen Shock Filling Valve M5

Teknik Motorsport

Nitrogen Shock Filling Valve M5

Standard M5 0.8mm thread - WP replacement
(SKU: 22-600-00)

$20.00
95 In Stock

WP Regas Valve (M5x0.8 Schrader)

Teknik Motorsport

WP Regas Valve (M5x0.8 Schrader)

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

$30.80
669 In Stock

Fork Oil Level Tool

Techtool

Fork Oil Level Tool

Motorcycle Suspension Tools
(SKU: 93-002-00)

$39.93
18 In Stock

Techtool Motorcycle Fork Seal Driver Kit 9pc Kit

Techtool

Techtool Motorcycle Fork Seal Driver Kit 9pc Kit

35/36-39-41-43-45-46/47-48-49/50-54mm
(SKU: 93-009-00)

$470.58
3 In Stock

Fork Seal Driver - 49/50mm

Techtool

Fork Seal Driver - 49/50mm

See Part # 93-009-00 for complete set
(SKU: 93-009-60)

$76.95
28 In Stock

Shock Seal Head Bullet 5Pc Kit

Techtool

Shock Seal Head Bullet 5Pc Kit

Shock Seal Head Bullet 5pc Kit
(SKU: 93-031-00)

$76.95
18 In Stock

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