2040 Dunbier A1666N Mackay Deep Front Spring Hanger Black | Marine Trailer Part

🔧 Product Description

Dunbier Deep Front Spring Hanger - Black - Part Number: 2040

A black-painted/raw steel deep front-eye spring hanger for Dunbier 45mm slipper-spring suspension. The hanger is welded or otherwise permanently attached to the trailer chassis and locates the spring-eye bolt.

⚙️ Key Features

• Black-Painted/Raw Steel trailer-suspension bracket

• Designed for Dunbier slipper-spring geometry

• Heavy formed-steel construction

• Provides the correct spring mounting height

• Supplied as one hanger

📏 Specifications

• Position: Front spring eye

• Profile: Deep

• Finish: black-painted/raw steel

• Spring width application: Commonly 45mm Dunbier slipper springs

🔄 Cross Reference & Related Parts

• Dunbier: 2040

• Mackay: A1666N

• Front standard hanger family: 2030/2030G/2030GS

• Front deep hanger family: 2040/2040G/2040GS

• Rear hanger family: 2050/2050G/2050GS

• Shackle bolt: Dunbier 2070C

🚤 Trailer Compatibility & Application

• Suits Dunbier chassis using the matching standard or deep hanger geometry

• Hanger spacing and height control axle position, ride height and spring travel

• Not a bolt-on universal replacement unless the chassis has been engineered for it

🔌 Function

Provides the fixed chassis attachment and bearing surface for the spring eye or slipper end.

Common signs of wear or replacement:

• Bolt hole or slipper contact surface is elongated

• Bracket is cracked, bent or deeply corroded

• Welds are cracked

• Spring contacts the hanger unevenly

• Axle alignment changes because the hanger has moved

🛠️ Installation & Safety

• Hanger replacement and welding should be completed by a competent fabricator

• Measure hanger centres and height before removing the original

• Protect galvanised surfaces and treat repaired weld areas against corrosion

• Use new bushes and bolts

• Check axle alignment and spring clearance after installation

📦 Condition

• Brand new Dunbier Marine Products trailer component

• Supplied as one spring hanger

• Supplied in original or equivalent packaging