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Quality Trailer Coupler: Multi-Ball/Channel, Graded Load, Zinc/Black Coat for Camping/Cargo/Engineering factory
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Quality Trailer Coupler: Multi-Ball/Channel, Graded Load, Zinc/Black Coat for Camping/Cargo/Engineering factory
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Trailer Coupler: Multi-Ball/Channel, Graded Load, Zinc/Black Coat for Camping/Cargo/Engineering

Brand Name: YEEDA
Model Number: YD36-001-007
Place of Origin: Zhejiang,China
Certification: CE
Minimum Order Quantity: 50pcs
Supply Ability: 500PCS/MONTH
Delivery Time: 30-45DAYS
Payment Terms: T/T
Standard Packaging: Carton Box or Crate

Product Details


Highlight

multi-ball trailer coupler with zinc coat

,

graded load trailer coupler for camping

,

black coat trailer coupler for cargo

Product Description

YD36 Series Trailer Coupler: Multi-Ball/Channel, Graded Load, Zinc/Black Coat
Product Specifications
Core Parameter Summary
Parameter Category General Specifications (YD36-001~009B)
Product Type Standard trailer coupler compatible with various trailer towing systems
Ball Diameter
  • 1-7/8" (47.6mm): YD36-001/002/003 (light-duty trailers)
  • 2" (50.8mm): YD36-004/005/006/007/008/009A (small/medium trailers)
  • 2-5/16" (58.7mm): YD36-009B (heavy-duty trailers)
Channel Width
  • 2" (50.8mm): YD36-001/004
  • 2-1/2" (63.5mm): YD36-002/005
  • 3" (76.2mm): YD36-003/006/007
  • No Specific Channel: YD36-008/009A/009B (custom trailers)
Maximum Capacity
  • 2,000 LBS (907.2kg): YD36-001/002/003/007
  • 3,500 LBS (1,587.6kg): YD36-004/005/006
  • 5,000 LBS (2,268kg): YD36-008
  • 7,000 LBS (3,175.1kg): YD36-009A
  • 12,000 LBS (5,443.1kg): YD36-009B
Finish
  • Zinc Plating: YD36-001~007 (basic corrosion resistance)
  • Black Coating: YD36-008/009A/009B (enhanced corrosion resistance)
Material & Structure High-strength carbon steel/alloy steel with anti-slip gaskets and optional lock holes
Applicable Standards Complies with American standards for traction, load-bearing, and corrosion resistance
Model Group Comparison
Group Models Ball Diameter Channel Width Maximum Capacity Core Applicable Scenarios
Light-Duty Group YD36-001/002/003/007 1-7/8" or 2" 2"/2-1/2"/3" 2,000 LBS Small camping trailers, toy trailers, garden tool trailers
Small & Medium-Duty Group YD36-004/005/006 2" 2"/2-1/2"/3" 3,500 LBS Medium camping trailers, small cargo trailers, RVs (≤1.6 tons)
Medium-Duty Group YD36-008 2" No specific channel 5,000 LBS Commercial cargo trailers, light-duty work trailers
Medium-Heavy-Duty Group YD36-009A 2" No specific channel 7,000 LBS Commercial medium cargo trailers, RVs (≤3.2 tons)
Heavy-Duty Group YD36-009B 2-5/16" No specific channel 12,000 LBS Heavy cargo trailers, engineering work trailers, large RVs
Product Features
Multi-Specification Compatibility
  • Precisely graded load-bearing capacities from 2,000 to 12,000 LBS
  • Compatible with ball diameters from 1-7/8" to 2-5/16"
  • Flexible channel width options from 2" to 3" plus custom installations
Enhanced Durability
  • High-strength carbon steel (light/medium duty) and alloy steel (heavy duty)
  • Zinc plating (basic corrosion resistance) or black coating (enhanced protection)
  • Built-in anti-slip gaskets reduce noise and wear
Safety & Compliance
  • Complies with American trailer coupler standards
  • Clear load-bearing labels prevent incorrect use
  • Optional lock holes for anti-theft protection
Application Scenarios
Household Small Camping Trailers (YD36-001/002/003)
  • Ideal for SUVs towing small camping trailers (≈800kg)
  • Zinc plating provides corrosion resistance for outdoor use
  • Stable towing with minimal noise and wobbling
Commercial Medium-Sized Cargo Trailers (YD36-009A)
  • Perfect for pickup trucks towing medium cargo (≈3 tons)
  • Black coating resists rain and coastal conditions
  • Lock hole design enhances anti-theft security
Heavy-Duty Engineering Trailers (YD36-009B)
  • Designed for heavy trucks towing work trailers (≈10 tons)
  • Alloy steel construction withstands extreme loads
  • Black coating resists salt spray at coastal sites
Frequently Asked Questions
Q1: Why is there wobbling and noise during towing?
  • Check engagement gap (should be ≤0.3mm)
  • Inspect anti-slip gaskets for wear
  • Verify correct ball diameter match
Q2: How to handle rust on zinc-plated couplers?
  • Minor rust: Polish gently and apply zinc repair agent
  • Severe rust: Replace coupler
  • For coastal areas: Use black-coated models
Q3: How to select the correct coupler model?
  1. Measure trailer ball diameter
  2. Measure channel width
  3. Determine trailer weight
Q4: What are the bolt requirements for installation?
  • Use high-strength bolts (Grade 8.8 or above)
  • Follow recommended torque values
  • Conduct post-installation tests
YD36 Series Trailer Coupler in use

Product Highlights

YD36 Series Trailer Coupler: Multi-Ball/Channel, Graded Load, Zinc/Black Coat Product Specifications Core Parameter Summary Parameter Category General Specifications (YD36-001~009B) Product Type Standard trailer coupler compatible with various trailer towing systems Ball Diameter 1-7/8" (47.6mm): ...

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