Sany SSR120 Roller Rear Frame GP

The Sany SSR120 Roller Rear Frame GP is a fundamental structural assembly that forms the backbone of the Sany SSR120 single-drum vibratory roller, providing the mounting platform for the engine, powertrain, hydraulic components, and the operator cab. This heavy-duty rear frame is engineered to withstand the intense torsional and vibrational forces generated during compaction operations while maintaining precise alignment of all mounted components. At Sany Parts, we supply genuine rear frame assemblies that are built to exact OEM specifications using high-strength structural steel and precision welding techniques. The rear frame’s robust design ensures long-term durability, structural integrity, and reliable performance across the most demanding construction and road-building applications.

What is the Sany SSR120 Roller Rear Frame GP?

The Sany SSR120 Roller Rear Frame GP is the primary structural chassis component that serves as the foundation for mounting all major systems on the rear section of the SSR120 single-drum vibratory roller. This heavy-gauge steel frame assembly is designed to accommodate the engine, transmission, hydraulic pumps, cooling system, fuel tank, and the operator cab, providing a rigid and stable platform that maintains precise component alignment under all operating conditions.

The rear frame is connected to the front frame through the center articulated joint, which allows the roller to articulate for steering while maintaining structural continuity and load transfer between the two sections. The frame’s design incorporates reinforced mounting points and stress-relieved weld joints to distribute loads evenly and prevent fatigue cracking over the machine’s service life.

The construction of this frame involves advanced manufacturing processes that ensure exceptional strength and dimensional accuracy. This assembly is fabricated from high-yield-strength structural steel plates that are cut to precise shapes using computer-controlled plasma or laser cutting equipment. These components are then assembled in precision welding fixtures that maintain exact dimensional relationships between all mounting surfaces and attachment points.

Multi-pass welding techniques are employed at critical joints to achieve full penetration and maximum structural integrity. After welding, the complete frame assembly undergoes stress-relief heat treatment to minimize residual welding stresses that could lead to distortion or cracking during service. The finished frame is then machined at critical mounting surfaces to ensure flatness and proper alignment of all attached components.

The Sany SSR120 Roller Rear Frame GP plays a crucial role in the overall performance and handling characteristics of the roller. Its weight and structural stiffness contribute to the machine’s stability during operation, particularly on uneven terrain and slopes. The frame’s design also influences the roller’s weight distribution between the front drum and rear axle, which affects compaction performance and traction.

Strategically placed access openings and service panels in the frame structure allow technicians to reach maintenance points on the engine, hydraulic system, and other components without excessive disassembly. The frame also incorporates mounting provisions for the ROPS/FOPS-certified operator cab structure, ensuring operator protection in the event of a rollover or falling object incident. Every frame assembly is inspected using ultrasonic testing and dimensional verification to confirm compliance with engineering specifications.

As a genuine replacement part, the Sany SSR120 Roller Rear Frame GP is manufactured to the same exacting standards as the original equipment installed during initial production. This ensures complete interchangeability with the existing frame and eliminates the need for modifications or adaptations during replacement. The frame receives a high-quality primer and paint finish that provides long-term corrosion protection in outdoor construction environments.

All threaded mounting holes are properly sized and tapped, and critical mounting surfaces are machined to specified flatness tolerances. Using a genuine Sany SSR120 Roller Rear Frame GP is essential when repairing collision damage or addressing structural fatigue issues, as it restores the roller to its original structural integrity and ensures that all subsequent component installations will align correctly. This genuine frame helps maintain the machine’s safety certification and operational reliability.

Product Parameters of Sany SSR120 Roller Rear Frame GP

Why Choose Our Sany SSR120 Roller Rear Frame GP?

Our Sany SSR120 Roller Rear Frame GP is manufactured to deliver uncompromising structural integrity and long-term durability for your compaction equipment. Each frame is fabricated from premium-grade structural steel that meets or exceeds the material specifications of the original equipment manufacturer.

The welding processes employed in our manufacturing facility utilize advanced techniques including robotic welding for consistent bead quality and full penetration at critical joints. Every frame undergoes comprehensive quality inspections including dimensional verification, weld integrity testing, and surface finish evaluation to ensure it meets the strict tolerances required for proper component alignment. This meticulous attention to manufacturing quality translates directly into a frame that provides reliable service for thousands of operating hours under the most demanding job site conditions.

Selecting our Sany SSR120 Roller Rear Frame GP provides exceptional value through competitive pricing combined with genuine OEM quality. We understand that major structural repairs represent a significant investment for equipment owners, and we work diligently to offer cost-effective solutions that do not compromise on quality or safety.

Our efficient manufacturing and supply chain operations allow us to deliver frame assemblies at prices that are substantially lower than those offered through traditional dealer channels. The precision engineering and robust construction of our frame assemblies minimize the need for adjustments or modifications during installation, reducing labor costs and equipment downtime. Furthermore, the long service life of our genuine-quality frame assemblies means that your investment continues to deliver value year after year through reliable performance and reduced maintenance requirements.

We provide comprehensive customer support for every Sany SSR120 Roller Rear Frame GP purchase, from initial inquiry through post-installation follow-up. Our experienced technical team is available to assist with frame selection, provide detailed dimensional information, and offer guidance on installation procedures to ensure a smooth and successful replacement process.

We maintain ready inventory of Sany SSR120 Roller Rear Frame GP assemblies and related mounting hardware, enabling prompt order fulfillment and minimizing the time your equipment remains out of service. Careful packaging and freight handling procedures protect the frame during transit, ensuring it arrives at your facility in perfect condition. Our commitment to customer satisfaction extends beyond the transaction, with ongoing technical support available to address any questions or concerns that may arise during the installation or service life of your frame.

The engineering excellence embodied in our Sany SSR120 Roller Rear Frame GP is evident in every aspect of its design and construction. The Sany SSR120 Roller Rear Frame GP’s structural geometry is optimized through finite element analysis to distribute stresses evenly and eliminate stress concentration points that could lead to fatigue cracking. All mounting surfaces are machined to precise flatness and parallelism tolerances, ensuring correct alignment of the engine, transmission, axle, and other critical components.

The Sany SSR120 Roller Rear Frame GP incorporates strategically placed drain holes and access openings that facilitate maintenance and prevent the accumulation of water and debris that could promote corrosion. A high-quality multi-layer paint system provides durable protection against the elements, while the Sany SSR120 Roller Rear Frame GP’s design includes provisions for the installation of all standard and optional equipment specified for the SSR120 roller platform. This comprehensive engineering approach ensures that your replacement Sany SSR120 Roller Rear Frame GP will perform reliably and maintain structural integrity throughout the machine’s operational life.

What are the Routine Maintenance Considerations for this component?

Regular visual inspection of the Sany SSR120 Roller Rear Frame GP is essential for identifying potential structural issues before they develop into serious problems. Operators and maintenance personnel should conduct daily walk-around inspections, paying particular attention to high-stress areas such as weld joints, mounting brackets, and the articulated joint connection points.

Look for signs of paint cracking or flaking, which can indicate underlying metal fatigue or movement at welded joints. Surface rust should be addressed promptly by cleaning and repainting affected areas to prevent corrosion from penetrating deeper into the frame structure. Any visible cracks, no matter how small, should be reported immediately and evaluated by a qualified technician, as even minor cracks can propagate rapidly under the dynamic loads experienced during compaction operations and lead to catastrophic structural failure if not repaired.

Maintaining the structural integrity of the Sany SSR120 Roller Rear Frame GP requires diligent attention to all bolted connections and mounting hardware. During scheduled maintenance intervals, check the torque of all critical fasteners including engine mount bolts, transmission mounting bolts, cab mounting bolts, and articulated joint connection bolts. Loose fasteners can allow relative movement between components, leading to elongated bolt holes, fretting corrosion, and accelerated wear at mounting interfaces.

Replace any fasteners that show signs of stretching, thread damage, or corrosion. Pay special attention to the mounting hardware at the rear axle and articulated joint, as these connections experience the highest dynamic loads during machine operation. Use a calibrated torque wrench and follow the manufacturer’s specified torque values and tightening sequences to ensure uniform clamp load distribution across all mounting points.

Corrosion protection is a critical aspect of Sany SSR120 Roller Rear Frame GP maintenance, particularly for machines operating in harsh environments with exposure to moisture, salt, or corrosive materials. The Sany SSR120 Roller Rear Frame GP’s paint and protective coatings should be inspected regularly for damage, and any areas where the coating has been compromised should be cleaned, primed, and repainted promptly to prevent rust from establishing a foothold.

Pay special attention to areas where dirt and debris can accumulate and retain moisture, such as the interfaces between frame members and mounted components. These areas should be cleaned periodically to remove trapped debris and allow the frame surfaces to dry. For machines operating in coastal or winter road maintenance environments where salt exposure is common, more frequent washing and inspection of the frame structure is recommended to mitigate accelerated corrosion risks.

When structural repairs are necessary on the Sany SSR120 Roller Rear Frame GP, it is essential that they be performed by qualified personnel using appropriate welding procedures and materials. Any welding repairs should use filler metals that are compatible with the Sany SSR120 Roller Rear Frame GP’s base material and provide adequate strength and ductility for the application. The repair area should be thoroughly cleaned and properly prepared before welding, with all paint, rust, and contaminants removed from the weld zone.

Preheating may be required depending on the Sany SSR120 Roller Rear Frame GP material thickness and the ambient temperature conditions. After welding, the repair should be inspected using appropriate non-destructive testing methods such as dye penetrant or magnetic particle inspection to verify weld integrity. Post-weld stress relief and proper refinishing of the repaired area are important to restore the Sany SSR120 Roller Rear Frame GP’s corrosion protection and fatigue resistance. Always consult the manufacturer’s technical documentation for specific repair procedures and acceptance criteria.

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