Suspension Parts for 1998 YAMAHA YZ80 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1998 YAMAHA YZ80. 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 YAMAHA YZ80.

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

0.29

Stock Shock Spring Rate

4.8

Bike Type

MINI MX

Ideal Rider Weight

40 kg

Engine Specifications

2 Stroke Engine 80 cc

FORKS INFO

Fork Manufacturer

: KYB USD 36 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 5
Fork Oil Level: 90 mm
Oil Quanity: 1 Litre

Fork Spring Information

Standard Preload: 5 mm

Fork Comments

: Oil level set with the gap between the inner and outer fork tube empty.

SHOCKS INFO

Shock Manufacturer

KYB: 40 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Shaft Outer Diameter: 14 mm
Standard Sag: 85 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 14

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

8 Parts

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FORK COMPRESSION ADJUSTER ASSY

12 Parts

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FORK O-RINGS

7 Parts

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SHOCK SEAL CASE PARTS

10 Parts

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SHOCK BODY PARTS

8 Parts

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SHOCK PISTON PARTS

6 Parts

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SUSPENSION LOCKNUTS & BUSHES

14 Parts

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TOOLS & LUBRICANTS

18 Parts

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All Fitment-Matched Suspension Parts

Browse All 78 Products for YAMAHA YZ80 1998

Teknik Schrader Valve Cap

Teknik Schrader Valve Cap

(SKU: 30-652-00)

$3.99
669 In Stock

All Balls Rear Shock Seal Kit - Suzuki/Yamaha RM85/YZ80/85

All Balls

All Balls Rear Shock Seal Kit - Suzuki/Yamaha RM85/YZ80/85

14 ID 40 OD
(SKU: 37-1010)

Shock Bore Ø D (mm): 40.0

Shock Shaft Ø D (mm): 14.0

Height H (mm): 24.0

$95.00
3 In Stock

Fork Oil Level Tool

Techtool

Fork Oil Level Tool

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

$39.93
17 In Stock

Fork Bleeder Tool Set

Techtool

Fork Bleeder Tool Set

Motorcycle Suspension Tools
(SKU: 93-007-00)

$110.00
28 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 - 35/36mm

Techtool

Fork Seal Driver - 35/36mm

See Part # 93-009-00 for complete set
(SKU: 93-009-06)

$76.95
6 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
17 In Stock

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

Techtool

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

For KYB, Showa & WP Twin or Open Chamber Forks
(SKU: 93-032-00)

$220.00
18 In Stock

Shock Bushing Driver Set

Techtool

Shock Bushing Driver Set

(SKU: 93-118-00)

$33.00
7 In Stock

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Zeta Hardware

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Fork Seal Driver Tool Set
(SKU: D59-26-005)

$139.99
5 In Stock

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