Suspension Parts for TRIUMPH Bonneville 790 2003 – Shocks, Forks & Upgrades

Discover suspension parts guaranteed to fit the 2003 TRIUMPH Bonneville 790. 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 Bonneville 790.

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

0.77

Bike Type

RETRO NAKED

Engine Specifications

4 Stroke Engine 790 cc

FORKS INFO

Fork Manufacturer

Showa Conventional 41 mm OD

Fork Dimensions

Compression Nut Torque
30 in-lb (0.35 kgf-m)
Front Sag
32 mm

Fork Features

Preload Adjuster
14 mm Range

Fork Oil

Fork Oil Weight
SAE 5
Fork Oil Level
120 mm
Oil Quanity
2

Fork Spring Information

Standard Preload
15 mm

SHOCKS INFO

Shock Comments

Non-rebuildable

Fitment-Matched Suspension Parts by Category

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All Fitment-Matched Suspension Parts

Browse All 7 Products for TRIUMPH Bonneville 790 2003
Teknik Motorsport

Outer Guide Bush 45 x 15 x 2.0

45mm id x 15mm tall x 2.0mm thick
(SKU: 24-516-00)
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
6 In Stock

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
2 In Stock

Teknik Motorsport

Inner Slide Bush 45 x 20 x 1.5

45mm od x 20mm tall x 1.5mm thick
(SKU: 24-640-01)
Inside Diameter d (mm):   42.0
Fork Inner Tube Ø d (mm):   45.0
Height H (mm):   20.0
Outside Ø D (mm):   45.0
Wall Thickness (mm):   1.5
$38.50
1 In Stock