Product Introduction: A high-strength forged steel connecting rod, precision-machined for optimal balance and durability. It features a replaceable copper bushing in the small end for reduced friction and a split big-end design for easy installation. The rod undergoes heat treatment to enhance fatigue resistance, ensuring reliable performance under extreme engine loads.

Function: Transmits the reciprocating motion of the piston to the crankshaft, converting linear piston movement into rotational crankshaft motion. This critical component ensures efficient power transfer within the engine, with its robust construction preventing deformation or failure under high-stress conditions.

Connection Rod VG1500030009 SINOTRUK HOWO – Precision-Forged Engine Connecting Rod Assembly

Every time your HOWO truck climbs a loaded hill or hauls 40 tons across a highway, the connecting rod is the tireless messenger between piston and crankshaft — translating explosive combustion force into smooth rotational power. The Connection Rod VG1500030009 is purpose-built for SINOTRUK HOWO and Steyr heavy-duty trucks, delivering the fatigue resistance and dimensional precision that WD615 and WP10 engines demand under extreme operating conditions.

Manufactured under strict quality control protocols by JINAN METTLEAD AUTO SALES CO., LTD., this connecting rod assembly arrives ready to perform — whether you’re restoring a fleet engine or building inventory for your aftermarket distribution network.

Key Features & Benefits of Connection Rod VG1500030009

• OEM-Equivalent Fitment: Engineered to match SINOTRUK original specifications, this connecting rod drops directly into WD615 and WP10 engine blocks without modification — saving your workshop hours of labor.
• Forged Steel Construction: The rod body is forged from high-strength alloy steel (42CrMoA), giving it the muscle to withstand peak combustion pressures exceeding 18 MPa cycle after cycle.
• Precision-Machined Bearing Bores: Both the big end and small end bores are finished to IT6-grade tolerances, ensuring optimal oil film formation and extending bearing life.
• Balanced Weight Class: Each rod is weight-sorted to minimize reciprocating imbalance, reducing vibration and protecting your crankshaft journals from uneven wear.
• Fracture-Split Big End Cap: The cap and rod body share a unique fracture surface that self-locates during assembly, eliminating lateral shift and guaranteeing bore roundness under bolt torque.
• Proven Durability: Designed for a service life aligned with major overhaul intervals of 300,000–500,000 km in typical heavy-haul applications.

Application Scenarios

The Connection Rod VG1500030009 SINOTRUK HOWO serves as the critical dynamic link in the crank-slider mechanism. It faithfully converts the linear thrust of the piston into rotational torque at the crankshaft. You’ll find it working hard inside:

• SINOTRUK HOWO A7 tractor units (WD615.69 / 336 HP)
• HOWO 8×4 dump trucks (WD615.47 / 371 HP)
• Steyr King heavy-duty trucks (WD615 series)
• WP10 powered HOWO T7H logistics vehicles
• Construction and mining fleet vehicles requiring engine overhaul

Explore our full catalog of SINOTRUK HOWO Engine Parts for complementary components including pistons, crankshafts, and cylinder liners.

Technical Specifications

OEM/ODM & White-Label Capability

JINAN METTLEAD AUTO SALES CO., LTD. understands that your brand identity matters as much as product quality. That’s why we offer flexible partnership options:

• White-Label Packaging: We’ll dress this connecting rod in your brand’s colors, logo, and part numbering system — your customers see your name, not ours.
• Custom Packaging Solutions: From individual blister packs to bulk crate configurations, we adapt packaging to your logistics requirements and market positioning.
• Strict Quality Control: Every connecting rod passes through dimensional inspection, magnetic particle testing, and weight classification before it earns a place in your shipment.
• Scalable MOQ: Whether you need a trial order of 50 pieces or a container load of 5,000+, our production line flexes to meet your demand cycle.

Frequently Asked Questions – Connection Rod VG1500030009

What engines does the VG1500030009 connecting rod fit?

This connecting rod is designed specifically for the SINOTRUK WD615 and Weichai WP10 engine families. It serves as a direct replacement in HOWO A7, HOWO 8×4, and Steyr King heavy trucks that use these powertrains.

How does the fracture-split design improve reliability?

Unlike conventionally machined cap joints, the fracture-split surface creates an interlocking topography unique to each rod. When the cap bolts are torqued, the mating surfaces realign with micron-level accuracy, maintaining perfect bore geometry and preventing cap shift under high-RPM loads.

What is the recommended bolt torque for the big end cap?

The M14 × 1.5 Class 12.9 connecting rod bolts should be torqued to 190 ± 10 N·m following the SINOTRUK workshop manual procedure (tighten in two stages plus a 60° angle turn). Always use new bolts during reassembly.

Can I mix this connecting rod with rods from a different weight class?

No. All six connecting rods in a WD615 inline-six must belong to the same weight group (marked on the rod body). Mixing weight classes introduces reciprocating imbalance that accelerates bearing wear and causes harmful vibration. We supply weight-matched sets upon request.

What quality inspections does each rod undergo before shipping?

Every VG1500030009 connecting rod passes through: dimensional CMM verification, magnetic particle inspection (MPI) for subsurface cracks, hardness testing, weight sorting, and visual surface inspection. Defective units never leave our facility.

Is the bushing pre-installed in the small end?

Yes, the small end piston pin bushing is press-fitted and finish-honed to specification. The rod arrives ready for assembly — simply match it with the correct piston pin and bearings.

Ready to Secure Your Supply of Connection Rod VG1500030009?

Your fleet uptime depends on parts that refuse to quit. The Connection Rod VG1500030009 SINOTRUK HOWO is engineered to keep your engines turning and your trucks earning. Whether you need a single set for an urgent overhaul or ongoing bulk supply for your distribution network, JINAN METTLEAD delivers — on spec, on time, on budget.

Take the next step:
Contact Us now with your required quantity and delivery destination. Our team typically responds within 12 hours with a competitive quotation tailored to your order volume.