Suspension Parts for 2000 YAMAHA YZ125 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2000 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 2000 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

0.411

Stock Shock Spring Rate

4.6

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

Fork Type: KYB USD 46 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 283 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 2.5
Fork Oil Level: 120 mm

Fork Spring Information

Standard Preload: 8 mm

SHOCKS INFO

Shock Manufacturer

Shock Type: KYB 46 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 486 mm
Shock Travel: 136 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: 8

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

9 Parts

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FORK COMPRESSION ADJUSTER ASSY

17 Parts

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FORK O-RINGS

11 Parts

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SHOCK SEAL CASE PARTS

13 Parts

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SHOCK SHAFT PARTS

10 Parts

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SHOCK PISTON PARTS

8 Parts

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SUSPENSION LOCKNUTS & BUSHES

19 Parts

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TOOLS & LUBRICANTS

31 Parts

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All Fitment-Matched Suspension Parts

Browse All 123 Products for YAMAHA YZ125 2000

KYB Grease 250ml

Kayaba (KYB) Genuine Motorcycle Parts

KYB Grease 250ml

Original KYB Suspension Lubricants
(SKU: 130062500101)

$60.50
19 In Stock

Service manual KYB MX English

Kayaba (KYB) Genuine Motorcycle Parts

Service manual KYB MX English

OEM KYB Japan Manual
(SKU: 150340000201)

$79.86
8 In Stock

HiCalibre Fork Springs 41.2 x 460 (Eibach 981) Yamaha YZ125/250/400/426 1996-2003

HiCalibre

HiCalibre Fork Springs 41.2 x 460 (Eibach 981) Yamaha YZ125/250/400/426 1996-2003

Proudly made in the USA
(SKU: 19-150)

From $245.00

Spring Rate: 0.34 kg/mm

$345.00
Special Order

SPECIAL ORDER Item from USA. 4-6 weeks delivery

SPECIAL ORDER Item from USA. 4-6 weeks delivery

Spring Rate: 0.36 kg/mm

$245.00
Special Order

Spring Rate: 0.38 kg/mm

$245.00
2 In Stock

Spring Rate: 0.40 kg/mm

$245.00
1 In Stock

Spring Rate: 0.42 kg/mm

$245.00
Special Order

Spring Rate: 0.44 kg/mm

$245.00
1 In Stock

Spring Rate: 0.46 kg/mm

$245.00
Special Order

Spring Rate: 0.48 kg/mm

$245.00
2 In Stock

Spring Rate: 0.50 kg/mm

$245.00
2 In Stock

Spring Rate: 0.52 kg/mm

$245.00
2 In Stock

Spring Rate: 0.54 kg/mm

$245.00
Special Order

Spring Rate: 0.75 kg/mm

$345.00
Special Order

Spring Rate: 0.70 kg/mm

$345.00
Special Order

Spring Rate: 0.60 kg/mm

$345.00
Special Order

Spring Rate: 0.65 kg/mm

$345.00
Special Order

HiCalibre Shock Spring 59/62 x 270 (Eibach 892 59_61-270) Common Fitment KYB 46mm

HiCalibre

HiCalibre Shock Spring 59/62 x 270 (Eibach 892 59_61-270) Common Fitment KYB 46mm

Proudly made in the USA
(SKU: 20-085)

From $245.00

Spring Rate: 3.6 kg/mm
Spring Colour: Black or White

$245.00
2 In Stock

Spring Rate: 3.8 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 7.6 kg/mm
Spring Colour: Black or White

$245.00
2 In Stock

Spring Rate: 4.0 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 7.8 kg/mm
Spring Colour: Black or White

$245.00
2 In Stock

Spring Rate: 4.2 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 4.4 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 4.6 kg/mm
Spring Colour: Black or White

$245.00
2 In Stock

Spring Rate: 4.8 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Spring Rate: 5.0 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Spring Rate: 5.2 kg/mm
Spring Colour: Black or White

$245.00
7 In Stock

Spring Rate: 5.4 kg/mm
Spring Colour: Black or White

$245.00
1 In Stock

Spring Rate: 5.6 kg/mm
Spring Colour: Black or White

$245.00
1 In Stock

Spring Rate: 5.8 kg/mm
Spring Colour: Black or White

$245.00
Special Order

Spring Rate: 6.0 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Spring Rate: 6.2 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Spring Rate: 6.4 kg/mm
Spring Colour: Black or White

$245.00
4 In Stock

Spring Rate: 6.6 kg/mm
Spring Colour: Black or White

$245.00
4 In Stock

Spring Rate: 6.8 kg/mm
Spring Colour: Black or White

$245.00
2 In Stock

Spring Rate: 7.0 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Spring Rate: 7.2 kg/mm
Spring Colour: Black or White

$245.00
4 In Stock

Spring Rate: 7.4 kg/mm
Spring Colour: Black or White

$245.00
3 In Stock

Teflon Shaft Bushing - 12.5 x 14.5 x 8

Teknik Motorsport

Teflon Shaft Bushing - 12.5 x 14.5 x 8

12.5mm id x 14.5mm od x 8mm Length
(SKU: 22-064-00)

$2.75
8 In Stock

KYB Blue Fork Cap Bump Stop Bumper Rubber YZ YZF WR CR

Teknik Motorsport

KYB Blue Fork Cap Bump Stop Bumper Rubber YZ YZF WR CR

Replaces OEM Blue or Brown
(SKU: 22-227-01)

Inside Diameter d (mm): 18.0

Height H (mm): 33.0

$19.95
494 In Stock

Shock Oil Seal 16 x 28 x 5 Viton Hi Performance

Capelli Race

Shock Oil Seal 16 x 28 x 5 Viton Hi Performance

16mm id x 28mm od x 5mm thick - Showa/KYB
(SKU: 22-401-00)

Oil Seal Inside Diameter d (mm): 16.0

Oil Seal Outside Ø D1 (mm): 28.0

Oil Seal Height H (mm): 5.0

$22.00
366 In Stock

Kayaba (KYB) Genuine Parts 16 x 28 x 5 KYB Shock Dust and Oil Seal Set

Kayaba (KYB) Genuine Motorcycle Parts

Kayaba (KYB) Genuine Parts 16 x 28 x 5 KYB Shock Dust and Oil Seal Set

OEM KYB
(SKU: 22-428-00)

$49.50
12 In Stock

M12 x 1.5 Thin Self Locking Steel Insert Fujilok

Fuji Seimitsu Co Ltd

M12 x 1.5 Thin Self Locking Steel Insert Fujilok

Self Locking Steel Insert Fujilok
(SKU: 22-625-00)

$4.98
3547 In Stock

M8 x 1.0 Thin Self Locking Steel Insert Fujilok

Fuji Seimitsu Co Ltd

M8 x 1.0 Thin Self Locking Steel Insert Fujilok

Self Locking Steel Insert Fujilok - Short
(SKU: 22-625-08)

$3.99
1199 In Stock

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