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High-Strength Alloy Steel Connecting Rod Bolt Torque-to-Yield (TTY) Class 12.9 for SINOTRUK and Weichai Engines

Place of Origin	Hebei, China
Brand Name	Original factory and auxiliary factory
Certification	IOS CE
Model Number	OEM VG1500030023/VG1246030013/61800030019

Product Details

Product Name:

Connecting Rod Bolt

Car Make:

HOWO WD16/D12/D10

Type:

Engine

Size:

73*23/70*15*15/20*20*100

Model Number:

VG1500030023/VG1246030013/61800030019

Material:

Steel

Quality:

100% Tested

Color:

Customer's Requirements

Temperature:

-40℃ To 100℃

Sample:

For Free

Highlight:

High-Strength Alloy Steel Connecting Rod Bolt

Torque-to-Yield (TTY) Rod Cap Bolt

Class 12.9 Engine Bolt

Payment & Shipping Terms

Minimum Order Quantity

100PCS/Negotiable

Price

$1-3/Negotiable

Packaging Details

PP bag inside, carton box outside/Carton

Delivery Time

2-15DAYS

Payment Terms

L/C,D/A,D/P,T/T,Western Union,MoneyGram

Supply Ability

10000PCS/DAY

Product Description

VG1500030023 Connecting Rod Bolt - Premium Truck Spare Part for Sinotruk

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 multiple OEM part numbers, these critical components maintain engine integrity under extreme combustion pressures and high-RPM operation.

Compatible OEM Part Numbers:

VG1500030023 (SINOTRUK MC Series)
VG1246030013 (SINOTRUK Main & Rod Bolt Variant)
61800030019 (Weichai WP10/12/13 Applications)

These high-tensile, torque-to-yield (TTY) connecting rod bolts are essential safety components designed to secure the connecting rod cap to the rod body. Manufactured to SINOTRUK (CNHTC) and Weichai OE standards, they are critical for engine rebuilds, piston replacements, or after any rod cap removal.

Technical 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)

Haifeng Auto Parts: Engineering Confidence into Every Drive

For years, Haifeng Auto Parts has been the trusted name behind 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: Advanced automated production lines craft each part with exceptional accuracy, ensuring perfect fit and reliable performance
Extreme Testing: Products undergo intense temperature, wear, and seal integrity tests to ensure readiness for toughest conditions
Proven Performance: Trusted by top auto manufacturers for critical systems including braking, suspension, and transmission