Suspension Parts for 1981 HONDA XR500R Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 1981 HONDA XR500R. 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 1981 HONDA XR500R.

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

14.1kg/mm

Bike Type

OFFROAD

Ideal Rider Weight

68 kg

Engine Specifications

4 Stroke Engine 500 cc

FORKS INFO

Fork Manufacturer

: Showa Conventional 37 mm OD

Fork Oil

Fork Oil Weight: SAE 7.5
Fork Oil Level: 140 mm
Oil Quanity: 1 Litre

Fork Spring Information

Standard Preload: 15 mm

SHOCKS INFO

Shock Manufacturer

Showa: 40 mm ID

Shock Dimensions

Nitrogen Pressure: 285 psi
Shock Length (Eye to Eye): 344 mm
Shock Shaft Outer Diameter: 14 mm
Standard Sag: 85 mm
Shaft Nut Torque: 25 ft-lbs (34 NM)
Shock Oil: 5 Weight

Shock Features

Non-rebuildable: No

Fitment-Matched Suspension Parts by Category

FORK UPGRADE PARTS

1 Parts

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SHOCK BLADDER PARTS

1 Parts

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SHOCK SEAL CASE PARTS

1 Parts

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SHOCK SHAFT PARTS

1 Parts

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SUSPENSION LOCKNUTS & BUSHES

1 Parts

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TOOLS & LUBRICANTS

6 Parts

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All Fitment-Matched Suspension Parts

Browse All 10 Products for HONDA XR500R 1981

Shock Oil/Dust Seal Set 14 x 26 x 5

Showa Genuine Parts

Shock Oil/Dust Seal Set 14 x 26 x 5

14mm id x 26mm od x 5mm thick - Showa
(SKU: 22-410-00)

$38.50
6 In Stock

M12 x 1.25 Thin Self Locking Steel Insert Fujilok

Fuji Seimitsu Co Ltd

M12 x 1.25 Thin Self Locking Steel Insert Fujilok

Self Locking Steel Insert Fujilok
(SKU: 22-625-03)

$3.99
4101 In Stock

29.0mm V4s Valve Dirt

Teknik Motorsport

29.0mm V4s Valve Dirt

29.0mm x 21.1mm x 16.0mm
(SKU: 25-050-04)

$220.00
42 In Stock

Teknik Schrader Valve Cap

Teknik Schrader Valve Cap

(SKU: 30-652-00)

$3.99
669 In Stock

Techtool Motorcycle Fork Seal Driver Kit 9pc Kit

Techtool

Techtool Motorcycle Fork Seal Driver Kit 9pc Kit

35/36-39-41-43-45-46/47-48-49/50-54mm
(SKU: 93-009-00)

$470.58
3 In Stock

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
18 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

Shock Re-Gassing Gauge **NLA** - New product Coming early 2026

Teknik Tools

Shock Re-Gassing Gauge NLA - New product Coming early 2026

Teknik Zero-Loss Nitrogen Charging Tool – Legacy Model
(SKU: 93-022-00)

$199.00
Nil Stock

DRC Fork seal driver set 26-39mm D59-26-003

DRC Zeta Hardware

DRC Fork seal driver set 26-39mm D59-26-003

DRC Fork Seal Driver Tool Set
(SKU: D59-26-003)

$136.40
Nil Stock

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