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Sinotruk Genuine Hexagon Head Bolt (MQ6-01289-0266) – High-Strength Fastener for Engine & Chassis Assembly
Original Sinotruk hexagon head bolt (MQ6-01289-0266) for critical engine and chassis applications. ISO 4014-compliant, 10.9-grade steel construction
Genuine Sinotruk Hexagon Head Bolt (MQ6-01289-0266)
Material: Carbon steel, grade 10.9 (ISO 898-1)
Coating: Zinc-flake coating (Corrosion resistance: 500h salt spray)
Thread: M12 x 1.75 (Class 6g tolerance)
Tensile Strength: 1,040 MPa
Compatibility: Sinotruk HOWO A7/WP10/WP12 engines Chassis components (2018–2024 models)
OEM Part No.: MQ6-01289-0266
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Clean threads with a wire brush before installation.
Apply Loctite 243 threadlocker for vibration resistance.
Torque to 90 Nm ±5% using a calibrated wrench.
Replace in sets if multiple bolts secure the same component.
