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Quick Answer The CAT 320 GC travel motor (final drive) is the hydraulic drive unit that powers the tracks of the Caterpillar 320 GC - a 20-ton-class general-construction excavator powered by a Cat C4.4 single-turbo engine (approx. 107-109 kW / 146 hp) with an operating weight of approx. 21,900-22,000 kg and a maximum digging depth of about 6,720 mm. The travel motor converts hydraulic pressure int...

Quick Answer The Kawasaki HPV145 is a variable-displacement, swash-plate axial piston hydraulic pump with a nominal displacement of 145 cc/rev and a maximum operating pressure of 350 bar. It is the main hydraulic pump for Hitachi 30-ton-class excavators, including the EX300-2 / EX300-3 / EX300-5 and ZAX330 / ZX330 / ZX330-3 models. It is supplied either as a single pump or as a complete assembly (...

Quick Answer: What Should You Check Before Buying an Excavator Hydraulic Pump? Choosing the correct hydraulic pump is essential for maintaining excavator performance. Before purchasing, customers should confirm the excavator model, pump part number, displacement, pressure rating, and installation specifications. A suitable excavator hydraulic pump ensures stable hydraulic power, faster operation r...

Quick Answer: What Should You Check Before Buying an Excavator Hydraulic Pump? Choosing the correct hydraulic pump is essential for maintaining excavator performance. Before purchasing, customers should confirm the excavator model, pump part number, displacement, pressure rating, and installation specifications. A suitable excavator hydraulic pump ensures stable hydraulic power, faster operation r...

Quick Answer: What Should You Check Before Buying an Excavator Hydraulic Pump? Choosing the correct hydraulic pump is essential for maintaining excavator performance. Before purchasing, customers should confirm the excavator model, pump part number, displacement, pressure rating, and installation specifications. A suitable excavator hydraulic pump ensures stable hydraulic power, faster operation r...

I. Quick Answer: Fast Facts for 519-2478 / 507-6560 Quick Answer: The 519-2478 travel motor is a 100% bolt-on replacement for the CAT 320GC. It is designed to withstand a system pressure of up to 35MPa and fits exactly into the original mounting frame without modification.   II. Key Takeaways OEM Performance, Aftermarket Price: Save 35%-45% compared to genuine CAT parts. Reinforced Durability...

Introduction When replacing hydraulic components, many excavator owners focus on finding the correct part number or the most affordable option. However, hydraulic system compatibility is often the key factor that determines whether a replacement component can restore machine performance. An excavator hydraulic system works as an integrated system where pumps, valves, motors, and cylinders must ope...

Introduction Choosing the right supplier is one of the most important decisions for excavator dealers, repair workshops, and spare parts distributors. A reliable supplier does not only provide products but also helps customers reduce sourcing risks, improve service efficiency, and build long-term business relationships. For companies involved in the excavator spare parts business, factors such as ...

Introduction Hitachi excavators are widely used in construction, mining, and earthmoving projects because of their reliable performance and advanced hydraulic systems. However, after long-term operation, hydraulic components such as pumps, control valves, swing motors, and travel motors may require inspection, maintenance, or replacement. For equipment owners, repair workshops, and spare parts dea...

Introduction For excavator parts dealers and distributors, building a reliable hydraulic component supply chain is essential for maintaining customer satisfaction and business growth. Unlike standard mechanical parts, hydraulic components require accurate matching, stable quality, and technical knowledge. Many dealers face challenges such as unstable suppliers, inconsistent product quality, limite...