Is it possible to request a quotation for a product that is not shown on this platform?

Yes, please send us the exactly part number of the product and we will check.

What is your sample policy?

If we have stock, we can provide samples, but the customer must pay the sample fee And express fee.

What is your payment term?

We accept T/T, Western Union, Paypal, T/T 30% as deposit, 70% before delivery.

Construction 3939367 Engine Crankshaft with Main Bearing for 4bt Qsb4.5 Engine

Name: Construction 3939367 Engine Crankshaft with Main Bearing for 4bt Qsb4.5 Engine
Brand: Zhengzhou Lore Engineering Equipment Co., Ltd.
SKU: 2245536095

Henan, ChinaZhengzhou Lore Engineering Equipment Co., Ltd.

US$69.00-169.00

1 Piece

Product profile

Customization

Available

After-sales Service

Yes

Application

Excavator, Lawnmower, Tractor, Ke Tan, Boat, Motorbike, Truck, Car

Model NO.

3939367

Warranty

12 Months

Engine Type

Diesel

Material

Forged Steel

Service

One-Stop Service

Selling Point

Attractive Price

OEM Standard

Yes

Delivery Time

1-7days

Transport Package

Standard Package

Specification

50KG

Trademark

OEM

Origin

China

Production Capacity

5000/Month

Key features

10+ Years Industry Experience: Over a decade of expertise in engine manufacturing and mechanical parts.

Comprehensive Customization: Supports image, size, packaging, and logo customization services.

Fast Delivery Time: Standard delivery within 1 to 7 days after payment confirmation.

12 Months Warranty: Covers mechanical defects with free parts and labor for 12 months.

OEM and Aftermarket Parts: Provides original authentic products and international standard components.

Professional Technical Support: Expert team available to confirm parts via numbers, engine IDs, or pictures.

Diverse Shipping Options: Offers sea freight, air freight, and international express delivery services.

Forged Steel Material: Constructed from high-quality forged steel for durability and performance.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceIn-stock CapacityFast Delivery

Zhengzhou Lore Engineering Equipment Co., Ltd.

Henan, China

CertifiedBusiness Type: Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedNearest Port: Qingdao PortAverage Response Time: ≤2.25h CertifiedTerms of Payment: Western Union, PayPal, D/P, etc.

AI-Powered supplier vetting

SummaryZhengzhou Lore Engineering Equipment Co., Ltd. is a China-based trading company established in 2023 with six employees, offering diesel engines, generator sets, fuel systems, and related engine parts. It reports OEM service for well-known brands, ODM capability, broad customization options, inventory capacity, and 20 qualified service suppliers. However, it has no overseas agents, branches, warehouse, showroom, or offline trade-show participation, and offers no SDK. Innovation evidence is weak because no new products were launched in the past year and only one R&D engineer is reported. After-sales controls are insufficiently documented, with no written complaint-handling or corrective-action procedures. Financial evidence is limited to stated coverage years, without assessable financial figures. An audit was conducted by CTI, but the recorded evaluation result is 0; the meaning of this result is not provided.

After-Sales capabilityThe supplier has inventory capacity and accepts several quotation terms, but reports no overseas warehouse, showroom, agents, branches, or overseas service countries. It also has no written complaint-handling, corrective/preventive-action, or service-capability assessment procedures, indicating documented after-sales infrastructure is weak.

R&D capabilityThe supplier reports one R&D engineer, no new products launched during the past year, no available SDK, and no recent product information, while claiming ODM services and design-based customization. The explicit absence of recent product launches and limited R&D staffing indicate a deficiency in demonstrated innovation activity.

Customization capabilityThe supplier explicitly provides customization from samples, designs, full customization, minor customization, and flexible customization, and also reports ODM service availability. These statements directly support broad customization capability.

Client casesThe supplier reports repeat-buyer preference of 80%–100% and OEM service for well-known brands, which are direct indicators of customer retention and brand-related service experience. However, no customer names, project descriptions, or verifiable case details are provided, so the depth of these customer cases remains limited.

Product Q&A

Q:How many years has your company been engaged in the business of mechanical parts?

Having over 10 years of experience in engine manufacturing.

Q:Can your company customize products?

Yes, it is. Support customized images, as well as product packaging and logo customization services.

Q:How do you handle the issue if the received item is in a damaged state?

Our product warranty period is 6-12 months. If there is a problem with the product during the warranty period, please provide feedback and photos to confirm that it is a product quality issue, and then we can deliver the product to you.

Q:How about your delivery time?

Generally, it will take one to ten days after receiving your advance payment. The specific delivery time depends on the items and the quantity of your order.

Q:What is your terms of package?

Original / Neutral / Customized Packing. Regardless of the packaging, the goods are packaged in wooden boxes or pallets for protection.