Suspension Parts for HONDA CRF450R 2018 – Shocks, Forks & Upgrades
Discover suspension parts guaranteed to fit the 2018 HONDA CRF450R. 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 2018 HONDA CRF450R.
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 Shock Spring Rate
5.6
Bike Type
MX
Ideal Rider Weight
75 kg
Engine Specifications
4 Stroke Engine 450 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
- Standard Preload
- 8
Shock Features
- Non-rebuildable
- No
Shock Comments
- Check rebound adjuster.
Fitment-Matched Suspension Parts by Category
FORK SEALS & BUSHES
16 PartsPlease wait, loading parts....
FORK COMPRESSION ADJUSTER ASSY
18 PartsPlease wait, loading parts....
SHOCK SEAL CASE PARTS
19 PartsPlease wait, loading parts....
SUSPENSION LOCKNUTS & BUSHES
21 PartsPlease wait, loading parts....
TOOLS & LUBRICANTS
21 PartsPlease wait, loading parts....
All Fitment-Matched Suspension Parts
Browse All 208 Products for HONDA CRF450R 2018
Showa Genuine Parts Bottom Holder Complete. 49 USD MY 2017-
Showa Genuine Motorcycle Suspension Parts(SKU: F10T00001)
$156.00
Special Order
Special Order
Showa Genuine Parts Cylinder Complete. HONDA CRF450R 2017-2018
Showa Genuine Motorcycle Suspension Parts(SKU: F12500008)
$876.00
Special Order
Special Order
$76.80
Coming Soon
Coming Soon
$52.80
Special Order
Special Order
Showa Genuine Parts Slide pipe Ø49 L=595mm / 2019-2023 KX450F DLC BLACK
Showa Genuine Motorcycle Suspension Parts(SKU: F30504908)
Colour: Black
Fork Inner Tube Ø d (mm): 46.0
Fork Inner Tube Length (mm): 595
Outside Ø D (mm): 49.0
$600.00
Special Order
Special Order
Showa Genuine Parts O Ring 23.3 x 27.1 x 1.9
Showa Genuine Motorcycle Suspension Parts(SKU: F34000003)
Inside Diameter d (mm): 23.3
Height H (mm): 1.9
Outside Ø D (mm): 27.1
$4.80
Special Order
Special Order
Showa Genuine Parts O Ring 47.2 x 52 x 2.4
Showa Genuine Motorcycle Suspension Parts(SKU: F34000009)
Inside Diameter d (mm): 47.2
Height H (mm): 2.4
Outside Ø D (mm): 52.0
$4.80
Special Order
Special Order
Showa Genuine Parts O Ring 2.8 x 6.6 x 1.9
Showa Genuine Motorcycle Suspension Parts(SKU: F34000013)
Inside Diameter d (mm): 2.8
Height H (mm): 1.9
Outside Ø D (mm): 6.6
$2.40
Special Order
Special Order
Showa Genuine Parts O Ring 3.5 x 6.5 x 1.5
Showa Genuine Motorcycle Suspension Parts(SKU: F34000017)
Inside Diameter d (mm): 3.5
Height H (mm): 1.5
Outside Ø D (mm): 6.5
$2.40
Special Order
Special Order
