Suspension Parts for 1991 KAWASAKI ZXR750 (ZX) Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1991 KAWASAKI ZXR750 (ZX). 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 1991 KAWASAKI ZXR750 (ZX).

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

0.96

Stock Shock Spring Rate

8.7

Bike Type

SPORTS

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 750 cc

FORKS INFO

Fork Manufacturer

: KYB USD 43 mm OD

Fork Dimensions

Compression Nut Torque: 30 in-lb (0.35 kgf-m)
Front Sag: 32 mm

Fork Features

Preload Adjuster: 15* mm Range

Fork Oil

Fork Oil Weight: SAE 7.5
Fork Oil Level: 110 mm
Oil Quanity: 2

Fork Spring Information

Standard Preload: 20 mm

SHOCKS INFO

Shock Manufacturer

KYB: 40 mm ID

Shock Dimensions

Nitrogen Pressure: 200 psi
Shock Shaft Outer Diameter: 14 mm
Standard Sag: 32 mm
Shaft Nut Torque: 25 ft lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 15

Shock Comments

: Recommend hard anodizing body

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

10 Parts

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TOOLS & LUBRICANTS

9 Parts

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All Fitment-Matched Suspension Parts

Browse All 22 Products for KAWASAKI ZXR750 (ZX) 1991

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

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 - 43mm

Techtool

Fork Seal Driver - 43mm

See Part # 93-009-00 for complete set
(SKU: 93-009-20)

$76.95
19 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

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

SKF 43mm KYB Fork Seal and Wiper Set

SKF Sealing

SKF 43mm KYB Fork Seal and Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF43K)

Colour: Green

$59.95
8 In Stock

Colour: Black

$59.95
2 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

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
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