YAMAHA WR450F 2020 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

0.48

Stock Shock Spring Rate

5.6kg

Bike Type

OFFROAD

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 450 cc

FORKS INFO

Fork Manufacturer

: KYB USD 48 mm OD

Fork Dimensions

Compression Nut Torque: 48 in-lb (0.56 kgf-m)
Fork Travel: 315 mm

Fork Features

Preload Adjuster: 7 mm Range
Twin Chamber Fork: Yes

Fork Oil

Fork Oil Weight: SAE 2.5
Fork Oil Level: 200cc/350cc mm
Oil Quanity: 2 Litres

Fork Spring Information

Spring Rate – Claimed: 0.48
Standard Preload: 7 mm

Fork Comments

: Check floating piston for cracking

SHOCKS INFO

Shock Manufacturer

KYB: 50 mm ID

Shock Dimensions

Nitrogen Pressure: 142 psi
Shock Length (Eye to Eye): 464 mm
Shock Travel: 120 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: 15
Wheel Travel: 318 mm

Shock Features

Non-rebuildable: No

Shock Comments

: Replace alloy shock collars with steel if binding.

FORK UPGRADE PARTS

18 Parts

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FORK SEALS & BUSHES

17 Parts

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FORK COMPRESSION ADJUSTER ASSY

30 Parts

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FORK CARTRIDGE ROD PARTS

15 Parts

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FORK UPPER & LOWER TUBE PARTS

14 Parts

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FORK O-RINGS

17 Parts

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SHOCK SEAL CASE PARTS

14 Parts

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SHOCK SHAFT PARTS

17 Parts

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SHOCK BODY PARTS

18 Parts

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SUSPENSION LOCKNUTS & BUSHES

26 Parts

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TOOLS & LUBRICANTS

38 Parts

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Browse All 226 Products for YAMAHA WR450F 2020

5mm Fork Preload Spacers SDEFSP05

Suspension Direct International (SDI)

5mm Fork Preload Spacers SDEFSP05

5.0 mm PAIR
(SKU: 30-004-14)

$10.00
9 In Stock

10mm Fork Preload Spacers SDEFSP10

Suspension Direct International (SDI)

10mm Fork Preload Spacers SDEFSP10

10.0mm PAIR
(SKU: 30-004-16)

$10.00
9 In Stock

Front Fork Preload Spacers (2.5mm) All KYB/Showa with 24mm cartridge rod forks. Sold in a set of 2 SDEFSP24-25

Suspension Direct International (SDI)

Front Fork Preload Spacers (2.5mm) All KYB/Showa with 24mm cartridge rod forks. Sold in a set of 2 SDEFSP24-25

2.5mm PAIR
(SKU: 30-004-18)

$27.50
31 In Stock

Spring Perch Kit - 24mm TCV KYB 48mm MX SDETCV24-MX-Set

Suspension Direct International (SDI)

Spring Perch Kit - 24mm TCV KYB 48mm MX SDETCV24-MX-Set

YZF YZ 125/250/250F/450F 08-12 CRF450R 07-12 KX450F
(SKU: 30-004-37)

$220.00
1 In Stock

Yamalink Lowering Link WR 250 F 2015 on -20mm

Yamalink

Yamalink Lowering Link WR 250 F 2015 on -20mm

2015-2020 WR250F & 2016-20 WR450 RACE
(SKU: 30-006-52)

Seat Height Change (mm): -20

$259.00
2 In Stock

Yamalink Lowering Link 2015 on WR250F - 30mm

Yamalink

Yamalink Lowering Link 2015 on WR250F - 30mm

2015-2020 WR250F & 2016-20 WR450 TRAIL
(SKU: 30-006-53)

Seat Height Change (mm): -30

$259.00
2 In Stock

Yamalink Lowering Link 2015 on WR250F and 2016-2017 WR450F -15mm RACE

Yamalink

Yamalink Lowering Link 2015 on WR250F and 2016-2017 WR450F -15mm RACE

Yamaha 2015 on WR250F & 2016-2017 WR450F - Race
(SKU: 30-006-54)

$259.00
1 In Stock

Yamalink Lowering Link 2015 on WR250F and 2016 on WR450F -30mm

Yamalink

Yamalink Lowering Link 2015 on WR250F and 2016 on WR450F -30mm

Yamaha 2015 on WR250F & 2016 on WR450F
(SKU: 30-006-55)

Seat Height Change (mm): -30

$259.00
3 In Stock

Teknik Schrader Valve Cap

Teknik Schrader Valve Cap

(SKU: 30-652-00)

$3.99
674 In Stock

All Balls Rear Shock Seal Kit - CR/CRF/KX/KLX/RM/DRZ

All Balls

All Balls Rear Shock Seal Kit - CR/CRF/KX/KLX/RM/DRZ

16 ID 50OD
(SKU: 37-1001)

Shock Bore Ø D (mm): 50.0

Shock Shaft Ø D (mm): 16.0

Height H (mm): 22.0

$95.00
2 In Stock

Xtrig Triple Clamps Rocs Tech YZF250 2024/ YZF450 23-24

XTRIG

Xtrig Triple Clamps Rocs Tech YZF250 2024/ YZF450 23-24

Standard offset of the manufacturer.
(SKU: 40201020)

Colour: Blue

Offset (mm): 20

$845.00
1 In Stock

Teknik Fork Springs 43.5 x 497 (Eibach 963)

Teknik Moto Springs

Teknik Fork Springs 43.5 x 497 (Eibach 963)

Made in The Netherlands to ISO 9001
(SKU: 43.5-497)

Spring Rate: 4.0 N/mm

$235.00
2 In Stock

Spring Rate: 4.2 N/mm

$235.00
Nil Stock

Spring Rate: 4.4 N/mm

$235.00
26 In Stock

Spring Rate: 4.6 N/mm

$235.00
Nil Stock

Spring Rate: 4.8 N/mm

$235.00
18 In Stock

Spring Rate: 5.0 N/mm

$235.00
19 In Stock

Spring Rate: 5.2 N/mm

$235.00
19 In Stock

Spring Rate: 3.8 N/mm

$235.00
2 In Stock

Spring Rate: 5.4 N/mm

$235.00
Nil Stock

Spring Rate: 5.6 N/mm

$235.00
6 In Stock

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