A: It fixes external oil leakage at the swing motor base, structural casing cracks caused by metal fatigue, and internal shaft misalignment noise.
A: Clean the mating face thoroughly, apply premium liquid gasket compound, and torque housing fasteners in a star pattern to avoid casing stress.
A: Verify your excavator utilizes the M2X170 motor configuration and matches part number 111-1115 across E325B or E330 heavy lines.
A: The casting compound resists severe thermal expansion and contraction, preventing hairline body fractures during extreme winter-to-summer transitions.
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





















