A: Clear signs include an obvious delay or jerky motion when initiating a swing, a loud grinding noise right beneath the operator's floor, and the cab drifting several inches past the target when the operator releases the controls.
A: You must completely clean the chassis mounting flange face, remove old gasket residue, apply a uniform layer of high-grade liquid sealant, and verify perfect vertical gear meshing with the main chassis ring gear before torquing the mounting bolts.
A: Verify that your original part number matches code 31Q6-10130. Providing our engineering team with the exact tooth count on your existing output pinion gear ensures an exact drop-in match across alternative model variants.
A: It utilizes bimetallic valve plates and premium Viton oil seals that retain structural integrity under high temperatures, preventing oil thinning and maintaining stable rotational torque during long, demanding shifts.
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






















