HONDA CRF450R 2019

Calculate Spring Rates

Rider Weight

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

0.49

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

4 Stroke Engine 449 cc

Forks Info

Fork Manufacturer

Showa USD 49 mm OD

Fork Dimensions

Compression Nut Torque
24 in-lb (0.29 kgf-m)
Fork Travel
305 mm

Fork Features

Twin Chamber Fork
Yes

Fork Oil

Fork Oil Weight
SAE 5
Oil Quanity
2 Litres

Fork Spring Information

Spring Rate – Claimed
4.8N

Shocks Info

Shock Manufacturer

SHOWA
50 mm ID

Shock Dimensions

Nitrogen Pressure
145 psi
Shock Shaft Outer Diameter
16 mm
Standard Sag
40 mm
Shock Oil
2.5 Weight
Wheel Travel
314 mm

Shock Features

Non-rebuildable
No

Shock Comments

Check rebound adjuster.






Krooztune Showa 32 Fork Piston Kit

Proudly made in Australia
(SKU: KT-SHOWA32PK)






















Krooztune Performance Suspension Kit For Honda CRF450R/250R

Proudly made in Australia
(SKU: KT-HONCRFSK)










Teknik Fork Springs 45 x 470 (Eibach 962)

45mm od x 470mm free length
(SKU: 45-470)








Showa Rod Packing

Showa Genuine Parts
(SKU: FE9300001)
$11.41
Coming Soon
Shipped 2 Weeks


Showa Guide Bush - 49 x 52 x 15mm - Copper


(SKU: F27504901)
Inside Diameter d (mm):   49.0
Fork Inner Tube Ø d (mm):   49.0
Height H (mm):   15.0
Outside Ø D (mm):   52.0
Wall Thickness (mm):   1.5
$20.92
4 In Stock

SKF Showa Fork Seal Kit 49mm (Dual Comp)

Requires 2 kits for complete fork service.
(SKU: SKF-DUAL-49S)
Colour:   Green/Orange
Seal Outer Ø D (mm):   60.30
Seal Height H (mm):   10.0
Seal Wiper Outside Ø D1 (mm):   60.60
Seal Wiper Height H1 (mm):   6.0
Fork Inner Tube Ø d (mm):   49.0
$62.95
2 In Stock

SKF 49mm Showa Fork Seal & Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF49S)
Colour:   Green
Seal Outer Ø D (mm):   60.30
Seal Height H (mm):   10.0
Seal Wiper Outside Ø D1 (mm):   60.60
Seal Wiper Height H1 (mm):   6.0
Fork Inner Tube Ø d (mm):   49.0
$59.95
17 In Stock

SKF 49mm Showa Fork Seal & Wiper Set- Heavy Duty

Requires 2 kits for complete fork service.
(SKU: SKF49SHD)
Colour:   Green
Seal Outer Ø D (mm):   60.30
Seal Height H (mm):   10.0
Seal Wiper Outside Ø D1 (mm):   60.60
Seal Wiper Height H1 (mm):   6.0
Fork Inner Tube Ø d (mm):   49.0
$59.95
25 In Stock



Showa Slide Bush - 47 x 49 x 20mm


(SKU: F27604901)
Inside Diameter d (mm):   47.0
Fork Inner Tube Ø d (mm):   49.0
Height H (mm):   20.0
Outside Ø D (mm):   49.0
Wall Thickness (mm):   1.0
$20.92
Special Order
Shipped 2 Weeks



Showa Seal Spacer

Showa Genuine Parts
(SKU: F35300005)
$28.53
Special Order
Shipped 2 Weeks

Showa Seal Spacer

Showa Genuine Parts
(SKU: F35300006)
$9.52
Coming Soon
Shipped 2 Weeks






















Showa Push Rod - 4.6 x 6 x 365mm


(SKU: F29900006)
Inside Diameter d (mm):   4.6
Shaft Length / Height H (mm):   365.0
Outside Ø D (mm):   6.0
$15.21
3 In Stock





Showa Rod Pipe - 14 x 390mm

Showa Genuine Parts
(SKU: F30100002)
Shaft Length / Height H (mm):   390.00
Outside Ø D (mm):   14.0
$150.26
Special Order
Shipped 2 Weeks








Showa Seal Spacer

Showa Genuine Parts
(SKU: F35300005)
$28.53
Special Order
Shipped 2 Weeks

Showa Seal Spacer

Showa Genuine Parts
(SKU: F35300006)
$9.52
Coming Soon
Shipped 2 Weeks





Teknik Shock Spring 64/66 x 240 (Eibach 881)

64/66mm id x 240mm free length
(SKU: 64_66-240)

Eibach EMS Moto Shock Spring Kit 64/66.5 x 243 (64_66-240)

64/66.5mm ID x 243mm Free Length
(SKU: 881)































Showa End Rod

Showa Genuine Parts
(SKU: R27800002)
$22.83
1 In Stock











Showa Hex Nut

Showa Genuine Parts
(SKU: R55100601)
$3.81
Special Order
Shipped 2 Weeks

Showa Hex Nut

Showa Genuine Parts
(SKU: R55101401)
$5.71
Special Order
Shipped 2 Weeks

















Showa Hex Nut

Showa Genuine Parts
(SKU: F55100601)
Thread Size:   M6 x 1.0 mm
$3.81
27 In Stock

Showa Hex Nut

Showa Genuine Parts
(SKU: F55101201)
$5.71
50 In Stock


Showa Shaft Nut

Showa Genuine Parts
(SKU: F51000001)
$17.12
Special Order
Shipped 2 Weeks




Showa Hex Nut

Showa Genuine Parts
(SKU: R55100601)
$3.81
Special Order
Shipped 2 Weeks

Showa Hex Nut

Showa Genuine Parts
(SKU: R55101401)
$5.71
Special Order
Shipped 2 Weeks