Suspension Parts for SUZUKI RM-Z450 2018 – Shocks, Forks & Upgrades

Discover suspension parts guaranteed to fit the 2018 SUZUKI RM-Z450. 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 SUZUKI RM-Z450.

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

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 Shock Spring Rate

55

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

SHOCKS INFO

Shock Manufacturer

Showa
42 mm ID

Shock Dimensions

Nitrogen Pressure
165 psi
Shock Shaft Outer Diameter
16 mm
Shock Oil
5 Weight

Shock Spring Information

Spring Rate - Claimed
55 kg/mm

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All Fitment-Matched Suspension Parts

Browse All 183 Products for SUZUKI RM-Z450 2018
Ohlins

Ohlins FGSU1896 RXF 48 S Fork Complete Front for Suzuki RM-Z 250, RM-Z 450

Discontinued - Listed for Reference Only
(SKU: FGSU1896)
Position (Front or Rear):   Front Fork
Spring Rate Standard:   4.7 N/mm
spring rate:   4.7 N/mm
Type Code:   RXF 48
Fork Length (mm):   940.0
Stroke Metal to Metal (mm):   303.0
Product Family:   RXF 48 S
Notes:   08765- series springs
Fitted Spring::   02428-47
Rec. Ohlins Oil:   01330-
$5,599.95
Nil Stock
Notify Me

Ohlins

Ohlins FGSU1996 RXF 48 S Fork Complete Front for Suzuki RM-Z 250, RM-Z 450

Discontinued - Listed for Reference Only
(SKU: FGSU1996)
Position (Front or Rear):   Front Fork
Spring Rate Standard:   4.7 N/mm
spring rate:   4.7 N/mm
Type Code:   RXF 48
Fork Length (mm):   943.0
Stroke Metal to Metal (mm):   301.0
Product Family:   RXF 48 S
Notes:   08765- series springs. FGSU 1996 will fit models older than 2019 too, but is extended 3mm compared to previous year model Öhlins Suzuki front forks.
Fitted Spring::   02428-47
Rec. Ohlins Oil:   01330-
$5,599.95
Nil Stock
Notify Me

Ohlins

Ohlins FGSU2096 RXF 48 S Fork Complete Front for Suzuki RM-Z 250, RM-Z 450

Discontinued - Listed for Reference Only
(SKU: FGSU2096)
Position (Front or Rear):   Front Fork
Spring Rate Standard:   4.7 N/mm
spring rate:   4.7 N/mm
Type Code:   RXF 48
Fork Length (mm):   943.0
Stroke Metal to Metal (mm):   301.0
Product Family:   RXF 48 S
Notes:   08765- series springs. FGSU 2096 will fit models older than 2019 too, but is extended 3mm compared to previous year model Öhlins Suzuki front forks.
Fitted Spring::   02428-47
Rec. Ohlins Oil:   01330-
$5,599.95
Nil Stock
Notify Me

Ohlins

Ohlins FGSU2196 RXF 48 S Fork Complete Front for Suzuki RM-Z 250, RM-Z 450

Ohlins Suspension - Engineered for Performance
(SKU: FGSU2196)
Position (Front or Rear):   Front Fork
Spring Rate Standard:   4.7 N/mm
spring rate:   4.7 N/mm
Type Code:   RXF 48
Fork Length (mm):   943.0
Stroke Metal to Metal (mm):   301.0
Product Family:   RXF 48 S
Notes:   08765- series springs *Replaced by FFX 0205*
Fitted Spring::   02428-47
Rec. Ohlins Oil:   01330-
$5,249.95
Special Order
Active- Available to order. 6-7 weeks if nil stock



Showa Genuine Parts

Showa Genuine Parts Air valve cap

Showa Genuine Motorcycle Suspension Parts
(SKU: R15700001)
$4.80
Special Order
Order placed with Showa GPE every 2nd week. 2-3 week delivery if in stock at Showa GPE

Showa Genuine Parts

Showa Genuine Parts Piston Ring 41.6/10 mm

Showa Genuine Motorcycle Suspension Parts
(SKU: R25005004)
Height H (mm):   10.0
$72.00
Special Order
Order placed with Showa GPE every 2nd week. 2-3 week delivery if in stock at Showa GPE

Showa Genuine Parts

Showa Genuine Parts Seal head 16/50mm

Showa Genuine Motorcycle Suspension Parts
(SKU: R27301603)
Shock Bore Ø D (mm):   50.0
Shock Shaft Ø D (mm):   16.0
$108.00
Special Order
Order placed with Showa GPE every 2nd week. 2-3 week delivery if in stock at Showa GPE