Komatsu Steering Clutch Drum 135-22-31121

Engineered to the exacting standards of Komatsu OEM specifications, the Steering Clutch Drum 135-22-31121 ensures reliable steering performance and extended service life in heavy-duty bulldozer applications. Crafted from premium alloy steel and precision-machined to maintain perfect concentricity, this drum integrates seamlessly into the steering clutch assembly of D50 and D53 series Komatsu dozers. Rigorous quality control—including magnetic particle inspection and CNC balancing—guarantees consistent torque transmission and minimizes vibration under load. Backed by industry-leading warranties and supported by our dedicated technical team, this genuine Komatsu replacement part restores factory-fit accuracy and maximizes machine uptime.

• Part Number: 135-22-31121

• Weight: 17.6 kg

• Compatibility: Komatsu D50A-16/17, D50P-16/17/PL-17, D53A-16/17, D53P-16/17, D53S-16

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