Suspension Parts for 1991 SUZUKI RM125 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1991 SUZUKI RM125. 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 1991 SUZUKI RM125.

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 Fork Spring Rate

0.38

Stock Shock Spring Rate

4.8

Bike Type

MX

Ideal Rider Weight

75 kg

Engine Specifications

2 Stroke Engine 125 cc

FORKS INFO

Fork Manufacturer

: Showa USD 45 mm OD

Fork Dimensions

Compression Nut Torque: 25 in-lb (0.29 kgf-m)
Fork Travel: 298 mm

Fork Features

Twin Chamber Fork: No

Fork Oil

Fork Oil Weight: SAE 5
Fork Oil Level: 100 mm
Oil Quanity: 2 Litres

Fork Spring Information

Spring Rate – Claimed: 0.38
Standard Preload: 10 mm

Fork Comments

: Measure oil level with springs in.

SHOCKS INFO

Shock Manufacturer

Showa: 44 mm ID

Shock Dimensions

Nitrogen Pressure: 175 psi
Shock Length (Eye to Eye): 445 mm
Shock Travel: 127 mm
Shock Shaft Outer Diameter: 16 mm
Standard Sag: 95 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight
Standard Preload: 14

Fitment-Matched Suspension Parts by Category

FORK SPRINGS
Ideal Fork Rate for kg: kg/mm ( N/mm)

4 Parts

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FORK CARTRIDGE ASSEMBLY PARTS

3 Parts

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FORK SEALS & BUSHES

8 Parts

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SHOCK SEAL CASE PARTS

5 Parts

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TOOLS & LUBRICANTS

12 Parts

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All Fitment-Matched Suspension Parts

Browse All 32 Products for SUZUKI RM125 1991

Shock Seal Head Bullet 5Pc Kit

Techtool

Shock Seal Head Bullet 5Pc Kit

Shock Seal Head Bullet 5pc Kit
(SKU: 93-031-00)

$76.95
17 In Stock

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

Techtool

Techtool Fork Tube Tool & Cartridge Rod Holding Plate

For KYB, Showa & WP Twin or Open Chamber Forks
(SKU: 93-032-00)

$220.00
18 In Stock

Shock Bushing Driver Set

Techtool

Shock Bushing Driver Set

(SKU: 93-118-00)

$33.00
7 In Stock

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Zeta Hardware

DRC FORK SEAL DRIVER SET | UNIVERSAL | 40-50mm

DRC Fork Seal Driver Tool Set
(SKU: D59-26-005)

$139.99
5 In Stock

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

DRC Zeta Hardware

DRC SHOCK SEAL HEAD INSERT KIT | KYB/SHOWA | INNER 12mm / OUTER 14/16/18mm

Shock seal Bullet set -14x12 16x12 18x12
(SKU: D59-37-135)

$49.50
4 In Stock

Showa Genuine Parts Oil Seal 45x57x11

Showa Genuine Parts

Showa Genuine Parts Oil Seal 45x57x11

Showa Genuine Motorcycle Suspension Parts
(SKU: F32004501)

Inside Diameter d (mm): 45.0

Fork Inner Tube Ø d (mm): 45.0

Height H (mm): 11.0

Outside Ø D (mm): 57.0

$24.00
28 In Stock

Showa Genuine Parts Oil Seal 16x28x5 (br)

Showa Genuine Parts

Showa Genuine Parts Oil Seal 16x28x5 (br)

Showa Genuine Motorcycle Suspension Parts
(SKU: R32001602)

$36.00
44 In Stock

SKF 45mm Showa Fork Seal and Wiper Set

SKF Sealing

SKF 45mm Showa Fork Seal and Wiper Set

Requires 2 kits for complete fork service.
(SKU: SKF45S)

Colour: Green

$59.95
8 In Stock

Colour: Black

$59.95
31 In Stock

Outer Guide Bush 45 x 15 x 2.0

Teknik Motorsport

Outer Guide Bush 45 x 15 x 2.0

45mm id x 15mm tall x 2.0mm thick
(SKU: 24-516-01)

Inside Diameter d (mm): 45.0

Fork Inner Tube Ø d (mm): 45.0

Height H (mm): 15.0

Outside Ø D (mm): 49.0

Wall Thickness (mm): 2.0

$38.50
Nil Stock

Fork Dust Wipers 45 x 58 x 13

Teknik Motorsport

Fork Dust Wipers 45 x 58 x 13

45mm id x 58mm od x 13mm tall
(SKU: 24-879-00)

$38.50
Special Order

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