Description
Overview:
The Backplate for McCulloch M11577HRB Ride-On Mower (OEM No. 584 45 45-01) is a genuine Husqvarna part designed to restore and maintain structural strength in your mower. Precision-formed from durable steel with a protective painted finish, this component provides a stable mounting surface for related assemblies and helps keep the mower chassis correctly aligned during operation. It is engineered to match the factory specification for the McCulloch M11577HRB, giving a direct-fit replacement with reliable geometry and hole alignment. Suitable for ride-on lawn tractors, it supports routine cutting and transport work by reducing flex and vibration around key fixing points. As an OEM component, it helps maintain original build quality and performance, ensuring dependable use over long service intervals.
Key Features:
- Genuine Husqvarna OEM component for correct fit and function
- Sturdy steel construction for long service life under outdoor use
- Protective painted finish to help guard against wear and weathering
- Maintains frame alignment and supports associated mower assemblies
- Direct replacement with pre-formed holes for straightforward installation
- Designed specifically for McCulloch M11577HRB ride-on mower
- Helps reduce vibration and stress at critical mounting points
- Supports smooth deck operation and consistent cutting performance
- Retains original handling and safety characteristics of the machine
- Suitable for preventative maintenance or like-for-like replacement
Typical Applications:
Used to reinforce the rear/central structure of the McCulloch M11577HRB ride-on mower during mowing and transport duties. Ideal when refurbishing a tired chassis, correcting misalignment caused by wear, or replacing a damaged or corroded plate. Supports reliable operation for domestic gardens, grounds maintenance, and light commercial tasks.
Also known as:
Mounting plate, frame reinforcement plate, chassis plate, deck support plate, rear plate, engine mounting plate, structural support plate, mower frame plate, bracket plate, housing plate.
Fits Models:
McCulloch M11577HRB
Alternate Part Numbers:
584 45 45-01, 584454501
Product Specifications
| L&S Part No. | 584 45 45 01 |
|---|---|
| Part Type | Genuine Part |
| Manufacturer | Husqvarna |
| OEM No. | 584454501 |
| Unit of Sale | 1 |
| Machine Type | Mowers, Lawn Tractors |
| Fits Brands | McCulloch |
| Key Features | - Genuine Husqvarna OEM part for McCulloch M11577HRB mower - Durable steel construction with protective painted finish - Direct replacement with pre-formed holes for easy installation - Maintains chassis alignment and reduces vibration - Suitable for routine maintenance and structural reinforcement |



