A: Clear signs include a noticeable delay when starting a swing, a jerky stopping motion, or the upper cab drifting on inclines when the controls are in neutral. Finding bronze slivers in the swing motor housing oil confirms severe internal piston shoe wear.
A: You must ensure perfect vertical alignment between the motor drive pinion and the main chassis slewing ring gear. Clean the mounting flange face completely, use the specified sealant, and fill the gearbox section with fresh extreme-pressure oil before operations.
A: Check that your machine model belongs to the R360 or R360LC-7 generation and matches the R360HZZC code. Providing your excavator's full factory serial number prefix allows our team to double-verify hydraulic port arrangements before shipping.
A: It is built with thick-walled nodular iron casings and large shock-absorption relief valves. This robust configuration dampens the high hydraulic pressure spikes caused by sudden rotation stops when handling heavy, high-inertia attachments.
Q: What quality options are available?
A: We provide original, OEM, and high-quality aftermarket versions with stable supply capability.
Q:Why Choose RITO?
A:Listed Factory
Stable&Reliable Quality
OEM Factory for Chinese Top Excavator Brands
Supplier to Fortune 500 Companies






















