What is the lead time for production?

The average lead time is within 15 workdays during the off-season, while the peak season lead time is 1-3 months.

Does the coupling require frequent maintenance?

No, the coupling is designed to be highly durable and requires minimal maintenance, making it a cost-effective solution for long-term use.

What safety features does this trailer coupling have?

It includes a manual opening lever, automatic closing mechanism, and a safety locking device to ensure a secure connection between the trailer and tractor.

Hot Selling Quality Whisper-Quiet Trailer Coupling a-Frame Trailer Coupler for Tractor

Name: Hot Selling Quality Whisper-Quiet Trailer Coupling a-Frame Trailer Coupler for Tractor
Brand: Shandong Weierqi Vehicle Parts Co.,Ltd
SKU: 2263789575

Shandong, ChinaShandong Weierqi Vehicle Parts Co.,Ltd

US$428.00

50-199 Pieces

US$410.00

200-999 Pieces

US$1.00

1,000-1,999 Pieces

US$0.80

2,000+ Pieces

Product specifications

Description

Sample price:US$10.00/piece.Request sample

Product profile

Customization

Available

Type

Towing Hitch

Weight

58kg

Model NO.

WEQ50E-G6

Mounting Hole Spacing

160*100/140*80

Draw Bar Eye

50mm

D-Value (kN)

280 kN

DC Value

140 kN

V-Value

75 kN

Transport Package

Wooden Box

Trademark

WEQ

Origin

China

Key features

ECE R55 Class C50-X Certified: Homologated to ECE R55 standard for heavy-duty safety and reliability.

High Towing Capacity: D-Value 280 kN, DC Value 140 kN, and V-Value 75 kN for secure loads.

Flexible Customization: Offers full customization, minor customization, and flexible options from samples or designs.

Durable & Low Maintenance: Withstands extreme conditions with minimal maintenance for cost-effective fleet use.

Versatile Mounting Options: Supports hole patterns 160*100mm and 140*80mm for wide application compatibility.

Advanced Safety Mechanism: Features manual opening, automatic closing, and safety locking devices.

Professional Manufacturer: Core drafting member of industry standards with 10 years of export experience.

100% Quality Inspection: Every product undergoes visual and functional inspection before shipment.

Company profile

Importers and ExportersPatents AwardedQuality AssuranceProduct Certification

Shandong Weierqi Vehicle Parts Co.,Ltd

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤0.83h

AI-Powered supplier vetting

SummaryWelch is a professional towing-device and trailer-accessory supplier with casting, machining, manufacturing, sales, and export capabilities. It offers a broad product range, including traction devices, pintle hooks, turntables, king pins, fifth wheels, landing gear, trailer couplings, and drawbar eyes. The supplier reports ISO9001:2015 certification, documented warehouse and finished-product inspection procedures, three quality-control staff, two test-equipment units, and two R&D engineers. It provides 3D software design and multiple forms of customization, supported by CNC, drilling, boring, induction-heating, milling, painting, and shot-blasting facilities. R&D engineers provide technical support during production and after-sales service. The supplier reports domestic mainstream OEM and upfitter supply and exports to several regions, but no Fortune 500 cooperation. Financial information is present only as year labels, so financial credibility cannot be assessed.

Supplier typeThe supplier identifies itself as a professional technical supplier and conducts casting, manufacturing, sales, and export of towing devices and trailer accessories. Its listed product portfolio covers major towing-system components, indicating a specialized manufacturer rather than a general trading supplier.

CertificationsThe supplier reports an ISO9001:2015 management-system certificate. However, product compliance certification is recorded only as “Others,” without naming a specific product standard or certificate.

After-Sales capabilityThe two technology engineers are responsible for technical support during production and after-sales service, and the supplier provides technical support tied to customer requirements. This explicitly supports after-sales technical assistance, although the breadth and response performance of the service are not stated.

R&D capabilityWelch reports multiple utility model patents, national automotive standard-drafting membership, two R&D engineers, and new-product-development responsibilities. It also provides 3D software design services, but reports no available SDK; the evidence still supports product-development and technical innovation capability.

Production capacityThe supplier operates or reports access to casting and a range of production facilities, including CNC lathes, machining centers, vertical lathes, drilling, boring, induction heating, gantry milling, painting, and shot blasting. Written warehouse and finished-product inspection procedures are reportedly followed, with three quality-control staff and two test-equipment units.

Customization capabilityWelch explicitly supports OEM/ODM customization and machining according to drawings. It offers customization from samples, designs, full customization, minor customization, and flexible customization, together with 3D software design services.

Client casesThe supplier states that its products supply mainstream domestic OEMs and upfitters and are exported to Africa, Southeast Asia, South America, the Middle East, and other global markets. It reports no cooperation with Fortune 500 companies, so the customer evidence demonstrates market reach but not top-tier multinational customer reference strength.

Product Q&A

Q:What is the towing capacity of this coupling?

The coupling features a D-Value of 280 kN, DC Value of 140 kN, and V-Value of 75 kN, ensuring high towing capacity for heavy-duty applications.

Q:Is this product certified for international markets?

Yes, it is homologated according to the ECE R55 standard as class 'C50-X' and has obtained ECE certification for export to Europe and other regions.

Q:Can I customize the mounting hole spacing?

Yes, we offer flexible customization options. The standard mounting hole spacing is 160*100mm or 140*80mm, and we support customization from samples or designs.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 piece, allowing for flexible purchasing options for individual buyers or small fleets.

Q:What are the payment terms available?

We accept various payment methods including LC, T/T, D/P, PayPal, Western Union, and small-amount payments to accommodate different customer needs.