Suspension Parts for 2003 TRIUMPH Thunderbird 900 Motorbikes | Guaranteed Fitment

Discover suspension parts guaranteed to fit the 2003 TRIUMPH Thunderbird 900. 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 2003 TRIUMPH Thunderbird 900.

Use this page as a reliable reference when maintaining, rebuilding, or upgrading your bike’s suspension.

Bike-Specific Suspension Specifications & Setup Information

BIKE DETAILS

Stock Shock Spring Rate

12.1

Bike Type

CRUISER

Engine Specifications

4 Stroke Engine 885 cc

FORKS INFO

Fork Manufacturer

Fork Type: KYB Conventional 43 mm OD

SHOCKS INFO

Shock Manufacturer

Shock Type: Showa 46 mm ID

Shock Dimensions

Shock Length (Eye to Eye): 275 mm
Shock Travel: 64 mm
Shock Shaft Outer Diameter: 14 mm
Standard Sag: 32 mm
Shaft Nut Torque: 25 ft lbs (34 NM)
Standard Preload: 25

Shock Comments

: Non-rebuildable. Welded end.

Fitment-Matched Suspension Parts by Category

FORK SEALS & BUSHES

2 Parts

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SHOCK BLADDER 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 TRIUMPH Thunderbird 900 2003

Seal hammer 43mm

Kayaba (KYB) Genuine Motorcycle Parts

Seal hammer 43mm

Original KYB Motorcycle Suspension Tool
(SKU: 000.0652)

$144.96
1 In Stock

Front Fork Oil Seals (Pair) 43mm KYB -NOK 1-spring

Kayaba (KYB) Genuine Motorcycle Parts

Front Fork Oil Seals (Pair) 43mm KYB -NOK 1-spring

OEM KYB Japan Motorcycle Suspension Service Parts
(SKU: 110014300102)

Inside Diameter d (mm): 43.0

Height H (mm): 9.5

Outside Ø D (mm): 55.0

$53.00
12 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
3843 In Stock

Fork Seal & Wiper Set 43 x 55 x 9.5

Teknik Motorsport

Fork Seal & Wiper Set 43 x 55 x 9.5

43mm id x 55mm od x 9.5mm tall - USD
(SKU: 24-855-00)

Fork Inner Tube Ø d (mm): 43.0

$44.00
6 In Stock

Teknik Schrader Valve Cap

Teknik Motorsport

Teknik Schrader Valve Cap

(SKU: 30-652-00)

$3.99
751 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
22 In Stock

Fork Seal Driver - 43mm

Techtool

Fork Seal Driver - 43mm

See Part # 93-009-00 for complete set
(SKU: 93-009-20)

$76.95
13 In Stock

Shock Seal Head Steel Bullet 4pc Kit

Techtool

Shock Seal Head Steel Bullet 4pc Kit

14x12 | 16x12 | 18x12 | 18x16 mm
(SKU: 93-031-01)

$69.95
59 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)

$177.09
29 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
8 In Stock

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