KAWASAKI KX125 1988 Motorcycle Suspension Upgrades

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

0.333

Stock Shock Spring Rate

4.8

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

: KYB Conventional 43 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: 125 mm
Oil Quanity: 2 Litres

Fork Spring Information

Spring Rate – Claimed: 0.35
Standard Preload: 10 mm

SHOCKS INFO

Shock Manufacturer

KYB: 44 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 444 mm
Shock Travel: 133 mm
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 95 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 14

Shock Spring Information

Spring Rate - Claimed: 5.2 kg/mm

FORK SEALS & BUSHES

7 Parts

Please wait, loading parts....

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

3 Parts

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SHOCK SEAL CASE PARTS

3 Parts

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SHOCK SHAFT PARTS

3 Parts

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SUSPENSION LOCKNUTS & BUSHES

3 Parts

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TOOLS & LUBRICANTS

14 Parts

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Browse All 36 Products for KAWASAKI KX125 1988

16 x 12mm Shock Seal Head Bullet

Teknik Tools

16 x 12mm Shock Seal Head Bullet

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

$19.95
25 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

Shock Bushing Driver Set

Techtool

Shock Bushing Driver Set

(SKU: 93-118-00)

$33.00
8 In Stock

Eibach EMS Moto Front Fork Spring Kit. 36.7 x 510 1996-2004 Honda XR400 Suzuki DR250 350 650

Eibach Suspension Technology

Eibach EMS Moto Front Fork Spring Kit. 36.7 x 510 1996-2004 Honda XR400 Suzuki DR250 350 650

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 996)

spring rate: 0.45 kg/mm

$249.94
1 In Stock

spring rate: 0.47 kg/mm

$249.94
1 In Stock

spring rate: 0.50 kg/mm

$249.94
2 In Stock

spring rate: 0.48 kg/mm

$249.94
3 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

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

DRC Zeta Hardware

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

Shock seal Bullet set -14x12 16x12 18x12
(SKU: D59-37-135)

$49.50
4 In Stock

InnTeck Inner Slide Fork Bush KAYABA 43mm **can use KYB 110034300102**

Innteck

InnTeck Inner Slide Fork Bush KAYABA 43mm can use KYB 110034300102

KAYABA 43mm 42x44x20
(SKU: SKTE43K)

Inside Diameter d (mm): 42.0

Fork Inner Tube Ø d (mm): 43.0

Height H (mm): 20.0

Outside Ø D (mm): 44.0

Wall Thickness (mm): 1.0

$22.00
5 In Stock

InnTeck Outer Guide Fork Bush KAYABA 43mm **can use KYB 110044300102**

Innteck

InnTeck Outer Guide Fork Bush KAYABA 43mm can use KYB 110044300102

KAYABA 43mm 43x47x12
(SKU: SKTI43K)

Inside Diameter d (mm): 43.0

Fork Inner Tube Ø d (mm): 43.0

Height H (mm): 12.0

Outside Ø D (mm): 47.0

Wall Thickness (mm): 2.0

$22.00
3 In Stock

Fork Tubes NOK Oil Seals Pair - YZFR1 2002-2003 & ZX-10 2004-2005 - **use 110014300502**

Kayaba (KYB) Genuine Motorcycle Parts

Fork Tubes NOK Oil Seals Pair - YZFR1 2002-2003 & ZX-10 2004-2005 - use 110014300502

OEM KYB Japan Motorcycle Suspension Service Parts
(SKU: 110014300302)

Inside Diameter d (mm): 43.0

Height H (mm): 9.5

Outside Ø D (mm): 55.0

$49.60
Special Order

Fork Tubes NOK Oil Seals Pair - YZFR1 2004-2005 & 2016+ & Tenere 700 - **use 110014300502**

Kayaba (KYB) Genuine Motorcycle Parts

Fork Tubes NOK Oil Seals Pair - YZFR1 2004-2005 & 2016+ & Tenere 700 - use 110014300502

OEM KYB Japan Motorcycle Suspension Service Parts
(SKU: 110014300402)

$38.50
Nil Stock

Kayaba (KYB) Genuine Parts Rear Shock Bump Rubber KYB 16mm x 40 x 55

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts Rear Shock Bump Rubber KYB 16mm x 40 x 55

OEM KYB Japan Motorcycle Suspension Service Parts
(SKU: 120341600101)

Height H (mm): 59.0

Outside Ø D (mm): 34.0

$28.66
Special Order

Shock Re-Gassing Gauge **NLA** - New product Coming early 2026

Teknik Tools

Shock Re-Gassing Gauge NLA - New product Coming early 2026

Teknik Zero-Loss Nitrogen Charging Tool – Legacy Model
(SKU: 93-022-00)

$199.00
Nil Stock

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