Specialty Services

At Quinn Company, our services include tractor repair and maintenance for all types of heavy machinery. We understand that downtime costs money, so our technicians work quickly to get your machines back in top condition.

Our team uses the latest diagnostic tools and equipment to identify problems accurately the first time. We have facilities throughout Central and Southern California to cover your needs regardless of location. Each branch stocks genuine Cat parts for maximum reliability and lasting performance.

We can handle most repairs in-house, from maintenance and repairs to parts replacement and major overhauls. These capabilities mean you can rely on one trusted partner for all your service needs.

Our rebuild services restore your engine, transmission or torque converter combination to like-new condition. We assemble and test each rebuilt unit to strict Cat standards. We also include any new engineering updates during the rebuild process to improve reliability and performance.

These services include extended coverage options for added peace of mind. Your rebuilt components will perform as reliably as new equipment while costing much less than new replacements.

Each rebuild includes the latest required updates and optional performance upgrades. Our technicians follow strict Cat protocols to ensure your rebuilt engine meets original specs.

The rebuild process involves complete disassembly, inspection and reconditioning of all components. We use only genuine Cat parts during the rebuild to maintain quality and reliability. Your rebuilt engine will deliver dependable performance for years to come.

This service restores like-new performance and durability to your hydraulic system. It avoids the cost and downtime of chasing problems one repair at a time. Each component receives thorough inspection and testing to ensure your system works efficiently.

Our rebuilds restore various components:

• Pumps
• Motors
• Valves
• Accumulators
• Hoses
• Tubes
• Tanks
• Coolers
• Cylinders

Cat machines and power trains can be rebuilt for maximum life and value. Our certified rebuild services help you get the most out of your investment by restoring your power train to like-new standards.

This service covers engines, transmissions, torque converters, final drives and axles. We disassemble all components and implement any required updates during reassembly. Extended power train coverage is available for additional protection and peace of mind.

A component breakdown doesn’t have to mean the end of your equipment’s useful life. Cat machines are designed to be restored to good-as-new condition through professional component rebuilding. Our certified technicians follow the same quality standards as Caterpillar.

Our rebuild process includes multiple critical steps:

• Cleaning and preparing components for initial assessment
• Complete tear-down and inspection of all components
• Reconditioning components to Cat guidelines using genuine parts
• Dyno testing all engines for compliance with Cat specifications

Quinn Company can perform component rebuilds for Cat machines, the ideal frequency varies with machine usage, condition monitoring and fuel consumption. The higher the demand on your equipment, the more you will benefit from regular component rebuilds.

You can download our component repair brochure for more information.

We maintain a large inventory of high-quality rods and tube stock for fast turnaround on your repairs. Our cylinder services include complete disassembly and assembly using specialized benches. We also offer exchange cylinders for even quicker turnaround when needed.

Our capabilities include honing cylinder components up to 12-inch diameter by 16-foot length. We also offer straightening and pressing up to 110 tons. Our facilities allow us to handle cylinders and rods of virtually any size.

Our engine services cover everything from minor repairs to complete engine disassembly and reconditioning. We provide minor and major engine repair services to meet various needs:

• Cylinder head pressure testing and cylinder block surfacing
• Camshaft and crankshaft polishing with fuel systems reconditioning
• Dyno testing for performance verification

Quinn Company offers comprehensive machining services for a wide range of industries. We can refurbish parts to like-new condition, from small motors to large diesel engines. Our machine shop handles both on-site and in-shop service as needed.

• Automated bore welding, casting repairs and heavy milling operations
• Cylinder machining, horizontal boring and large machining services
• Resurfacing capabilities, linkage work and motor grader circle re-machining
• Build, bore and counterbore machining

We can machine a complete range of parts, from bearings and center pins to hitches and buckets.

Our painting facilities provide complete paint jobs or touch-ups for all heavy equipment. Our services include corrosion protection for long-lasting performance. 

Our 80-by-30-foot paint booths equip our team to handle a range of construction equipment and trucks. We offer all types of paint and include steam cleaning services. Our experienced, trained paint technicians work around your busy schedule and deliver quick turnaround times.

Our power train and transmission services cover all major components of your equipment’s drive system. We service axle assemblies, final drives and differential and bevel gear groups. Our capabilities also include gearboxes and various hydraulic components.

Additional services cover hydraulic gear pumps, control valves, hydraulic motors, brakes, steering clutches and swing drives. We also handle transmissions, torque converters and winches to keep your equipment operating smoothly.

We perform sandblasting to thoroughly clean surfaces and remove old paint, rust, grime and other contaminants. This process creates a smooth surface that enhances the adhesion of new paints and coatings. Once we’ve applied fresh coatings, your equipment will have a better appearance and longer-lasting performance.

We offer sandblasting for structural, industrial and equipment applications.

Your machine’s undercarriage depends on proper maintenance for maximum reliability and durability. These services extend the life of your equipment, helping you avoid the expense of machine replacement.

Our services include straightening, realigning and rebuilding track roller frames. These capabilities also encompass link, idlers and roller, and grouser track shoe rebuilds. Additional services include turning and replacing pins and bushings, plus undercarriage field repairs and complete rebuilding services.

Quinn Company’s undercarriage services optimize the ongoing performance of your Cat machines. These solutions help decrease operating costs and downtime while increasing efficiency and equipment life.

Welding

Certified welders with Quinn Company can custom-fabricate new parts and repair your damaged or worn-out components. We can handle a range of materials, from carbon and stainless steel to aluminum and copper.

We work with your drawings or OEM specifications to repair old parts or fabricate new replacements. Key services include blades and booms, buckets and bushing turns, plus custom fabrication and pattern cutting. 

Common issues include hydraulic system failures, engine breakdowns, undercarriage wear and electrical problems. Regular service helps prevent many of these problems while extending equipment life.

We are an authorized Cat equipment dealer, meaning we service all Cat equipment models. In addition, we work on machines from other leading companies. These capabilities make us a single source for all your equipment maintenance and repair needs.

Standard warranties for Cat equipment are one year. Extended warranty options are available for additional coverage. Used equipment warranties may vary depending on the specific model and age.

Quinn Company offers flexible payment terms and financing options to meet your budget needs. We work with Cat Financial to provide competitive options for repairs or equipment purchases.

Generally, turnaround times depend on part availability. The level of repairs required is also a factor. We provide estimated completion times upfront and keep you updated throughout the repair process.