The CAT piston 415-4315 is a core component in the engine’s combustion chamber, responsible for compressing fuel-air mixtures and transferring combustion pressure to the crankshaft via connecting rods. Its precision design ensures efficient energy conversion, optimal compression ratios, and reduced friction—critical for maintaining engine power, fuel efficiency, and durability in heavy-duty applications like construction machinery, mining equipment, and industrial generators.
Manufactured to meet strict standards, this piston is available in options tailored to diverse needs. Some units are crafted to align with original equipment specifications, using high-strength aluminum alloys or forged steel with heat-resistant coatings. These undergo rigorous testing, including dimensional accuracy checks, thermal stability trials, and wear resistance evaluations, ensuring they match exact performance and fitment criteria. Ideal for users prioritizing components that adhere to the engine’s original design, they deliver reliable performance under extreme operating temperatures and pressures.
Other versions are engineered to comply with industry standards, offering reliable performance at a balanced cost. Produced by reputable manufacturers, they feature precision-machined skirts, ring grooves, and crown profiles, ensuring proper sealing, heat dissipation, and compatibility with target CAT engine models. These pistons provide practical solutions for routine overhauls, balancing quality with affordability to suit various operational budgets.
Both variants are designed for precise fitment, with diameter, height, and pin bore dimensions matching original specifications. This ensures seamless integration with cylinders, piston rings, and connecting rods, minimizing installation time and reducing the risk of compression loss or oil consumption issues that could affect engine efficiency.
In supply and sales, we maintain a steady inventory to support both scheduled rebuilds and urgent replacements. Our team provides detailed compatibility checks to confirm the piston fits your specific CAT engine model, and offers guidance to help you select the option that aligns with your usage intensity (e.g., continuous heavy-load operation vs. standard use) and maintenance priorities.
All pistons undergo strict quality inspections, verifying material strength, dimensional precision, and surface finish. This commitment ensures reliable performance, whether used in engines operating in dusty environments, high-altitude locations, or extreme temperature conditions.
Whether you’re a repair technician, fleet manager, or equipment owner, the CAT piston 415-4315 is a dependable choice. It combines efficient combustion performance, precise fitment, and consistent durability, making it indispensable for maintaining your CAT engine’s power output and operational longevity. Choose our supply service for quality components and seamless support.
We are a supplier of various engine assemblies and engine parts in China, with a wide range of brands and types. We have a huge warehouse for storage and a professional after-sales maintenance team. Both original and auxiliary factories are available, with global supply.
Ningbo Qiuning Trading Co., LTD. Service Supply and Sales Center
Our company offers a wide range of engine assemblies and accessories of different brands and models
If you are interested, you can directly add my contact information
WeChat/WhatsApp: +86 15888032469
E-mail: allen@perkins-rx.com
Note the model or serial number for faster processing and more favorable prices
We offer global logistics and distribution services, guarantee authenticity and support online ordering.
Sales Introduction
The categories of Caterpillar original parts sold by our company also include:
① Engine components: turbocharger, generator, starter motor, water pump, oil pump, four accessories, engine assembly, oil pump and nozzle;
② Chassis components (four wheels and one belt): tensioning cylinder, tensioning spring, guide wheel, drive tooth, idler wheel, idler wheel, track/chain, track plate and loose link chain;
③ Hydraulic components: Hydraulic pumps, rotary motors, solenoid valves, walking balance valves, center rotary joints, hydraulic cylinders;
④ Electrical components: sensors, wiring harnesses, complete machine computer board ECM, display screens, engine computer board ECM;
⑤ Maintenance parts: Filter element, engine oil, hydraulic oil, grease;
⑥ Radiator types: water tanks, hydraulic oil radiators, intercoolers;
⑦ Cab air conditioning category: compressor, air conditioning panel, warm water tank, condenser, cab assembly;
⑧ Slewing bearings, bearings, pins.
⑨ Disassembled parts: reducer, hydraulic pump, motor, cylinder head, cylinder block, crankshaft, display, engine computer board ECM, complete machine computer board ECM.
⑩ Major engine overhaul, replacement of the entire machine wiring harness, and major overhaul of the hydraulic pump.
Why choose us?
Answer: We have a large inventory of original Caterpillar engine spare parts as well as a full range of engines and accessories from other brands. We will provide you with reliable and professional products and services.
Question: What is the minimum order quantity?
Answer: Generally, the minimum order quantity is 1 piece. The more you order, the more favorable the discount will be.
Question: How can I get a quote?
Answer: Generally, we will quote within 24 hours after receiving your inquiry. If you urgently need a quotation, please do so through other means.
Contact us and ask: How is the delivery time?
Answer: Generally, if the parts are in stock, we will ship them within 2 to 5 working days after receiving the payment.
Question: What are the payment terms?
Answer: Wire transfer.
Question: How about the packaging?
Answer: Generally, each part is packaged in its original factory packaging. After that, we will repackage them and put them in cartons. If the goods are heavy, we will customize wooden crates to protect your parts.
Question: How about the mode of transportation?
Answer: We usually ship by express delivery (such as UPS, DHL, TNT, etc.). If you have a freight forwarder in China, please notify us before placing an order.
