
The Front Head (Chuck Housing) is the foundation of your hydraulic breaker’s lower assembly. For the Rammer G80, the part number 101302 must withstand extreme impact forces, heat, and structural stress. Merit offers a precision-engineered replacement Front Head designed to restore the structural integrity of your G80 hammer, ensuring perfect alignment for the tool and bushings.
Crafted from high-tensile forged steel, the Merit 101302 housing is built to prevent cracking and housing deformation, even in the most aggressive quarrying environments.
Technical Specifications
| Feature | Details |
|---|---|
| Product Name | Front Head / Chuck Housing / Ön Gövde |
| Part Number | 101302 |
| Compatible Model | Rammer G80 / G80 City / G80 PRO |
| Material | Heavy-Duty Forged Alloy Steel |
| Processing | CNC Machined & Stress-Relieved |
| Compatibility | Standard 101302 OEM Specifications |
Export to Sheets
Why Choose the Merit 101302 Front Head for Rammer G80?
The Front Head is the most expensive wear-related structural component. Choosing a Merit replacement ensures that your investment is protected through:
1. Superior Alloy Forging
Unlike cheaper cast housings that can develop hairline fractures under extreme cold or high-frequency vibration, Merit uses forged alloy steel. This process eliminates internal air pockets and aligns the metal grain, providing maximum “fracture toughness” for heavy-duty demolition.
2. Precise Bushing & Pin Alignment
A Front Head is only as good as its tolerances. Our 101302 housing is CNC-machined to ensure that the Lower Bushing and Tool Retaining Pins fit with zero play. This precision prevents the tool from wobbling, which is the primary cause of piston damage and internal seal failure.
3. Reinforced High-Wear Zones
We have analyzed the common failure points of the G80 series. The Merit Front Head features reinforced thickness in high-stress areas around the pin bores to prevent “ovalization”—a common problem that makes tool changes difficult over time.
Maintenance Tips to Extend Housing Life
- Regular Bushing Replacement: Never let your bushings wear beyond the limit. Excessive tool play acts like a hammer inside your 101302 housing, leading to internal cracks.
- Tie Rod Torque: Ensure your Tie Rods are always torqued to Rammer specifications. Loose tie rods allow the Front Head to vibrate against the cylinder, damaging the mating surfaces.
- Lubrication: Proper greasing of the tool shank reduces the heat transfer from the tool to the chuck housing, preserving the metal’s tempered strength.
Global Logistics & Expert Support
Merit is a specialized manufacturer of hydraulic breaker components. We understand that downtime is lost revenue. We provide rapid international shipping for the Rammer G80 Front Head (101302) from our facility in Turkey, ensuring you receive OEM-grade quality at a competitive market price.

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