INOTRUK Connecting Rod Bolt Set – OEM Replacement for VG1500030023 / VG1246030013 / 61800030019
Ensure maximum clamping force, fatigue resistance, and engine safety in your SINOTRUK or Weichai-powered truck with this premium OEM-spec connecting rod bolt set, engineered as a direct-fit replacement for:
These high-tensile, torque-to-yield (TTY) connecting rod bolts are critical safety components designed to secure the connecting rod cap to the rod body, maintaining integrity under extreme combustion pressures and high-RPM operation. Manufactured to SINOTRUK (CNHTC) and Weichai OE standards, these bolts are essential for engine rebuilds, piston replacements, or after any rod cap removal.
Key attributes
| Item | Specifications |
|---|---|
| Product Name | Connecting Rod Cap Bolt Set – Replacement for VG1500030023 / VG1246030013 / 61800030019 |
| OEM Part Numbers | VG1500030023, VG1246030013, 61800030019 |
| Alternative Numbers | VG 1500030023, 61800030019-BT, RodBolt-SINO19, CTR-SINO23, SINO-BT19 |
| Application | Connecting Rod Cap Fastener – For I-Beam or H-Beam Rods (e.g., VG1560030040, 61800030040) |
| Material | High-Strength Alloy Steel (SCM435, 42CrMo4, or Equivalent) – Quenched & Tempered |
| Grade | Class 12.9 / ISO 898-1 – Ultimate Tensile Strength ≥ 1,220 MPa |
| Coating | Black Oxide or Geomet® 321 (Zn-Ni Anti-Corrosion) – Prevents Rust & Galling |
| Thread Size | M12 x 1.75 mm (Standard for SINOTRUK & Weichai Medium/Heavy-Duty Engines) |
| Length (Overall) | 120.0 mm ± 0.5 mm (Precision-Cut Shank & Thread Engagement) |
| Design Type | Torque-to-Yield (TTY) / Stretch Bolt – Requires Angle Torquing (Torque + Degree) |
| Head Style | 12-Point Flange Head (E12) – Resists Rounding, Integrated Washer Face |
| Wrench Size | 19 mm (12-point socket) |
Company Profile
Haifeng Auto Parts: Engineering Confidence into Every Drive.
For years, Haifeng Auto Parts has been the trusted name behind the high-performance components that keep vehicles running safely and smoothly. We understand that in the automotive world, quality isn't just a feature—it's the foundation of trust. That’s why we’ve built our entire operation around one promise: delivering uncompromising quality.
How We Deliver:
Precision Manufacturing: Our advanced, automated production lines craft each part with exceptional accuracy, ensuring a perfect fit and reliable performance every time.
Extreme Testing: We push our products to the limit. From intense temperature and wear tests to critical seal integrity checks, we ensure every component is ready for the toughest real-world conditions.
Proven Performance: Top auto manufacturers rely on our parts for their most critical systems—including braking, suspension, and transmission. Their trust is our testament to quality.
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Contact Us for Transmission Gearbox Parts Solutions
Phone: +86 189 3190 5860
Email: huzilong9566@gmail.com
Partner with Haifeng for reliable automotive transmission gearbox components.
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