Description
Overview:
This exhaust silencer is a non-genuine replacement for JCB backhoe loaders, built to reduce exhaust noise while maintaining engine performance. Made from welded steel with a heat-resistant, corrosion‐resistant coating, it is designed for tough site conditions and regular daily use. The unit fits a range of JCB machines including the 4C 30KPH and 4C 35KPH, and is also suitable for many 3CX variants. It replaces OEM reference 123/03433, offering a practical alternative when the original silencer is worn, rusted or damaged. Mounting points and in/outlet orientation are engineered for a straightforward fitment using standard brackets and clamps already on the machine. Genuine status: Non Genuine Part.
Key Features:
- Non genuine replacement compatible with JCB backhoe loaders
- Replaces OEM part number 123/03433
- Robust steel construction with heat-resistant, corrosion‐resistant finish
- Effective noise attenuation to support operator comfort
- Designed to maintain proper exhaust backpressure and engine performance
- Direct, like-for-like fit on listed models to minimise downtime
- Suitable for frequent use in harsh construction and landscaping environments
- Straightforward installation with basic hand tools, using existing mounts and clamps
- Durable welds and baffle design for long service life
- Cost-effective option for preventative maintenance schedules
Typical Applications:
Used to replace a failed or noisy exhaust silencer on JCB backhoe loaders during routine servicing or repair. Common when the original unit has rust perforation, internal baffle failure, or impact damage. Helps keep machine noise levels manageable on construction, utilities, agriculture and landscaping jobs.
Also known as:
JCB exhaust muffler, backhoe exhaust box, exhaust canister, rear silencer, tail silencer, muffler box for JCB loaders.
Fits Models:
3CX
4C 30KPH
4C 35KPH
4CN 30KPH
4CN 35KPH
4CN 4WD 4WS MANUAL SHIFT 30KPH
4CN 4WD 4WS MANUAL SHIFT 35KPH
4CN 4WD 4WS POWERSHIFT 20KPH
4CN 4WD 4WS POWERSHIFT 30KPH
4CN 4WD 4WS POWERSHIFT 35KPH
4CN SUPER 4WD 4WS POWERSHIFT 30KPH
4CN SUPER 4WD 4WS POWERSHIFT 35KPH
4CX 4WD 4WS MANUAL SHIFT 20KPH
4CX 4WD 4WS MANUAL SHIFT 30KPH
4CX 4WD 4WS MANUAL SHIFT 35KPH
4CX SITEMASTER MANUAL SHIFT 20KPH
4CX SITEMASTER MANUAL SHIFT 30KPH
4CX SITEMASTER MANUAL SHIFT 35KPH
4CX SITEMASTER POWERSHIFT 20KPH
4CX SITEMASTER POWERSHIFT 30KPH
4CX SITEMASTER POWERSHIFT 35KPH
4CX SITEMASTER SUPER 4WD 4WS POWERSHIFT 20KPH
4CX SITEMASTER SUPER 4WD 4WS POWERSHIFT 30KPH
4CX SITEMASTER SUPER 4WD 4WS POWERSHIFT 35KPH
4CX SUPER 4WD 4WS POWERSHIFT 20KPH
4CX SUPER 4WD 4WS POWERSHIFT 30KPH
4CX SUPER 4WD 4WS POWERSHIFT 35KPH
Alternate Part Numbers:
123/03433
Product Specifications
| L&S Part No. | 320 481 |
|---|---|
| Part Type | Non Genuine Part |
| Unit of Sale | 1 |
| Machine Type | Loaders |
| Key Features | - Non-genuine replacement for JCB backhoe loaders - Replaces OEM part number 123/03433 - Heat-resistant, corrosion-resistant welded steel construction - Fits JCB models including 4C 30KPH, 4C 35KPH, and 3CX - Straightforward installation using existing mounts and clamps |
| Fits Models | 3CX |
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