Suspension Parts for 1994 YAMAHA YZ125 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1994 YAMAHA YZ125. 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 1994 YAMAHA YZ125.

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

0.374

Stock Shock Spring Rate

4.69

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

Fork Type: KYB USD 43 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 295 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 2.5
Fork Oil Level: 125 mm

Fork Spring Information

Spring Rate – Claimed: 0.39
Standard Preload: 10 mm

SHOCKS INFO

Shock Manufacturer

Shock Type: KYB 46 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 481 mm
Shock Travel: 128 mm
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 103 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 2.5 Weight
Standard Preload: 14

Shock Features

Non-rebuildable: No

Shock Spring Information

Spring Rate - Claimed: 4.8 kg/mm

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

8 Parts

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FORK COMPRESSION ADJUSTER ASSY

8 Parts

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SHOCK SEAL CASE PARTS

11 Parts

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SHOCK SHAFT PARTS

9 Parts

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SHOCK BODY PARTS

7 Parts

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SUSPENSION LOCKNUTS & BUSHES

10 Parts

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TOOLS & LUBRICANTS

27 Parts

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All Fitment-Matched Suspension Parts

Browse All 88 Products for YAMAHA YZ125 1994

Teknik Schrader Valve Cap

Teknik Motorsport

Teknik Schrader Valve Cap

(SKU: 30-652-00)

$3.99
828 In Stock

All Balls Rear Shock Seal Kit - KX125/250/500/RM/WR250/450

All Balls

All Balls Rear Shock Seal Kit - KX125/250/500/RM/WR250/450

16 ID 46OD
(SKU: 37-1002)

Shock Bore Ø D (mm): 46.0

Shock Shaft Ø D (mm): 16.0

Height H (mm): 23.0

$95.00
2 In Stock

Teknik Shock Spring 59/61 x 270

Teknik Moto Springs

Teknik Shock Spring 59/61 x 270

Made in The Netherlands to ISO 9001
(SKU: 59_61-270)

From $235.00

Spring Rate and Colour: 44.0 N/mm Linear | White

$235.00
17 In Stock

Spring Rate and Colour: 46.0 N/mm Linear | White

$235.00

Spring Rate and Colour: 48.0 N/mm Linear | White

$235.00
Nil Stock

Spring Rate and Colour: 50.0 N/mm Linear | White

$235.00
20 In Stock

Spring Rate and Colour: 52.0 N/mm Linear | White

$235.00
3 In Stock

Spring Rate and Colour: 54.0 N/mm Linear | White

$235.00
4 In Stock

Spring Rate and Colour: 56.0 N/mm Linear | White

$235.00

Spring Rate and Colour: 58.0 N/mm Linear | White

$235.00
6 In Stock

Spring Rate and Colour: 60.0 N/mm Linear | White

$235.00
45 In Stock

Spring Rate and Colour: 62.0 N/mm Linear | White

$235.00
41 In Stock

Spring Rate and Colour: 42.0 N/mm Linear | White

$235.00
16 In Stock

Eibach EMS Moto Rear Shock Spring Kit 60.6/63.1 x 270 KYB 46 Yamaha YZ WR 125 250 426 450 (59_61-270 and 20-085)

Eibach Suspension Technology

Eibach EMS Moto Rear Shock Spring Kit 60.6/63.1 x 270 KYB 46 Yamaha YZ WR 125 250 426 450 (59_61-270 and 20-085)

Made in the USA (QS9000) or Germany (ISO16949)
(SKU: 892)

From $249.94

Spring Rate: 4.0 kg/mm

$249.94
2 In Stock

Spring Rate: 4.2 kg/mm

$249.94
1 In Stock

Spring Rate: 4.4 kg/mm

$249.94
2 In Stock

Spring Rate: 4.6 kg/mm

$249.94
1 In Stock

Spring Rate: 4.8 kg/mm

$249.94
3 In Stock

Spring Rate: 5.0 kg/mm

$249.94
Coming Soon

Spring Rate: 5.2 kg/mm

$249.94
3 In Stock

Spring Rate: 5.4 kg/mm

$249.94
1 In Stock

Spring Rate: 5.6 kg/mm

$249.94
4 In Stock

Spring Rate: 5.8 kg/mm

$249.94
1 In Stock

Spring Rate: 6.0 kg/mm

$249.94
3 In Stock

Spring Rate: 6.3 kg/mm

$249.94
2 In Stock

Spring Rate: 6.7 kg/mm

$249.94
1 In Stock

Spring Rate: 7.1 kg/mm

$249.94
1 In Stock

Fork Oil Level Tool

Techtool

Fork Oil Level Tool

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

$39.93
47 In Stock

Fork Bleeder Tool Set

Techtool

Fork Bleeder Tool Set

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

$110.00
25 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
24 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
13 In Stock

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
8 In Stock

Shock Seal Head Brass Bullet 5Pc Kit

Techtool

Shock Seal Head Brass Bullet 5Pc Kit

12.5x10 | 14x12 | 16x12 | 18x12 | 18x16 mm
(SKU: 93-031-00)

$76.95
4 In Stock

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