Suspension Parts for SUZUKI RM250 1990 – Shocks, Forks & Upgrades

Discover suspension parts guaranteed to fit the 1990 SUZUKI RM250. 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 1990 SUZUKI RM250.

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 Fork Spring Rate

0.399

Stock Shock Spring Rate

5.2

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 250 cc

FORKS INFO

Fork Manufacturer

KYB USD 41 mm OD

Fork Dimensions

Compression Nut Torque
48 in-lb (0.56 kgf-m)

Fork Features

Twin Chamber Fork
No

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
95 mm
Oil Quanity
2 Litres

Fork Spring Information

Spring Rate – Claimed
0.38
Standard Preload
10 mm

Fork Comments

Oil level set with the gap between the inner and outer fork tube empty.

SHOCKS INFO

Shock Manufacturer

KYB
44 mm ID

Shock Dimensions

Nitrogen Pressure
142 psi
Shock Length (Eye to Eye)
444 mm
Shock Travel
130 mm
Shock Shaft Outer Diameter
16 mm
Standard Sag
95 mm
Shaft Nut Torque
25 ft-lbs (34 NM)
Shock Oil
2.5 Weight
Standard Preload
14

Shock Spring Information

Spring Rate - Claimed
5 kg/mm

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All Fitment-Matched Suspension Parts

Browse All 34 Products for SUZUKI RM250 1990

Kayaba (KYB) Genuine Motorcycle Parts

KYB Genuine Rear Shock Oil K2C - 5 Litres

Genuine Kayaba Factory Oil - packaged in Australia
(SKU: 13002005010A)
Pack Size:   5 L Bottle
cSt@40C:   11.3
cSt@100C:   4.0
Viscosity Index:   310
$199.95
103 In Stock

Kayaba (KYB) Genuine Motorcycle Parts

KYB Genuine Rear Shock Oil K2C - 20 Litres

Genuine Kayaba Factory Oil - packaged in Australia
(SKU: 13002020010A)
Pack Size:   20 L Drum
cSt@40C:   11.3
cSt@100C:   4.0
Viscosity Index:   310
$770.00
23 In Stock

HiCalibre

HiCalibre Fork Springs 36 x 475 Common Fitment Yahama WR200 41mm USD

Proudly made in the USA
(SKU: 19-100)
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery

HiCalibre

HiCalibre Fork Springs 36 x 505 Common Fitment CR KX RM CR 1980's 43mm fork

Proudly made in the USA
(SKU: 19-105)
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery
$295.00
Special Order
SPECIAL ORDER Item from USA. 4-6 weeks delivery
SPECIAL ORDER Item from USA. 4-6 weeks delivery

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)



Teknik Motorsport

Outer Guide Bush 41 x 12 x 2.0

41mm id x 12mm tall x 2.0mm thick
(SKU: 24-508-00)
Inside Diameter d (mm):   41.0
Fork Inner Tube Ø d (mm):   41.0
Height H (mm):   12.0
Outside Ø D (mm):   45.0
Wall Thickness (mm):   2.0
$22.00
3 In Stock