# A1232 Mackay Axle 45 Square Beam Only 2035mm (80") | Marine Trailer Part

🔧 Product Description

  

Genuine Mackay Marine Trailer Products 45mm square Trailer Axle - Beam Only - 2035mm - Part Number: A1232

  

A genuine Mackay 45mm square marine-trailer axle with a nominal length of 2035mm (80"). This version is supplied as a beam only and uses the Slimline bearing family where hubs or brake assemblies are fitted.

  

⚙️ Key Features

  

• 45mm square axle construction

• Beam-only configuration for custom hub or brake assembly

• Galvanised or corrosion-protected marine-trailer finish

• Machined stub-axle journals suit the specified bearing family

• Designed for replacement or custom trailer running-gear assembly

  

📏 Specifications

  

• Nominal axle length: 2035mm (80")

• Axle beam: 45mm square

• Configuration: beam only

• Bearing family: Slimline

• Hub/stud pattern: Determined by the selected hub assembly

• Confirm whether the quoted length is hub-face, shoulder or overall assembly length before replacement

• Spring centres, axle offset/drop and brake-mount orientation must match the trailer

  

📋 Supplied Components

  

• 1 × Axle beam with machined stub ends

• Hubs, bearings, brakes and wheel hardware are not included

  

🔄 Cross Reference & Related Parts

  

• Use only hubs, bearings, seals, brakes and dust caps matching the machined stub profile

• Comparable axles must match beam section, hub face, spring centres, drop/overlay, bearing profile and brake type

  

🚤 Compatibility & Application

  

• Mackay marine trailers and custom trailers requiring the exact axle geometry stated

• Measure hub face, spring centres, beam section, brake-mount position and chassis clearance before ordering

• Axle capacity is determined by the complete engineered assembly—not beam size alone

• Brake configuration must comply with current trailer ATM and road regulations

• After installation, set wheel-bearing preload, wheel-nut torque, brake adjustment and alignment to specification

  

🔌 Function

  

Carries the trailer load between the suspension and wheel hubs while maintaining wheel alignment; braked versions also provide the mounting and rotating components required to apply trailer braking.

  

Common signs of wear, damage or replacement required:

  

• Axle beam or stub is bent, cracked or heavily corroded

• Tyres wear unevenly or the trailer no longer tracks straight

• Bearing journals are scored, pitted or undersize

• Hub face or brake mounts have excessive runout

• Spring seats, welds or overlay sections are loose or damaged

  

📦 Condition

  

• Genuine Mackay Marine Trailer Products part

• Brand new

• Supplied in original or equivalent packaging

## Details

- **Price:** 354.4 AUD
- **Vendor:** Mackay
- **Tags:** Mackay Boat Trailers | Marine Trailer Parts & Accessories

## Variants

| Variant | Price | Available |
|---------|-------|-----------|
| Default Title | 354.40 AUD | In stock |

## Images

- A1232 Mackay Axle 45 Square Beam Only 2035mm (80") | Marine Trailer Part

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> Source: [Sawley's Auto and Marine](https://www.sawleysautoandmarine.com.au/products/a1232-mackay-axle-45-square-beam-only-2035mm-80-1)
> Updated: 2026-08-05